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Search 34,354 chart rows transcribed from manufacturer towing guides. See the engine, cab, axle, required equipment, and source together. These are published comparison ratings; your truck’s equipment and loaded weight still matter.

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2003 · OEM chart

GMC Sierra 1500

6.0L V8 · 4WD · Crew Cab · Not specified in chart · 3.73 axle

Equipment: GM model code K15743 & NYS; Automatic or manual transmission

Chart engine column: 6.0L V8 GAS (AUTO. OR MANUAL TRANS. RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '43' as decoded elsewhere in the same GM document.

Page 124, TR section, K 15/25 Series Light Duty Pickup Models 5th Wheel or Gooseneck Trailer Ratings, model K15743 & NYS, column 6.0L V8 GAS, axle 3.73

Fifth-wheel
7,600lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

5.3L V8 · 2WD · Extended Cab · Not specified in chart · 3.73 axle

Equipment: GM model code C15753 & NYS; Automatic transmission

Chart engine column: 5.3L V8 GAS (AUTOMATIC TRANSMISSION RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '53' as decoded elsewhere in the same GM document.

Page 123, TR section, C 15/25 Series Light Duty Pickup Models 5th Wheel or Gooseneck Trailer Ratings, model C15753 & NYS, column 5.3L V8 GAS, axle 3.73

Fifth-wheel
7,500lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

5.3L V8 · 2WD · Extended Cab · Not specified in chart · 4.10 axle

Equipment: GM model code C15753 & NYS; Automatic transmission

Chart engine column: 5.3L V8 GAS (AUTOMATIC TRANSMISSION RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '53' as decoded elsewhere in the same GM document.

Page 123, TR section, C 15/25 Series Light Duty Pickup Models 5th Wheel or Gooseneck Trailer Ratings, model C15753 & NYS, column 5.3L V8 GAS, axle 4.10

Fifth-wheel
7,500lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

4.8L V8 · 2WD · Regular Cab · Not specified in chart · 3.73 axle

Equipment: GM model code C15703; Automatic transmission

Chart engine column: 4.8L V8 GAS (RATINGS AUTOMATIC TRANS. RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '03' as decoded elsewhere in the same GM document.

Page 110, TR section, C 15/25 Series Light Duty Pickup Models (Automatic Transmission) maximum trailer ratings, model C15703, column 4.8L V8 GAS, axle 3.73

Conventional
7,400lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

4.8L V8 · 2WD · Regular Cab · Not specified in chart · 3.73 axle

Equipment: GM model code C15703; Automatic transmission

Chart engine column: 4.8L V8 GAS (AUTOMATIC TRANSMISSION RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '03' as decoded elsewhere in the same GM document.

Page 123, TR section, C 15/25 Series Light Duty Pickup Models 5th Wheel or Gooseneck Trailer Ratings, model C15703, column 4.8L V8 GAS, axle 3.73

Fifth-wheel
7,400lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

5.3L V8 · 2WD · Regular Cab · Not specified in chart · 3.42 axle

Equipment: GM model code C15703; Automatic transmission

Chart engine column: 5.3L V8 GAS (RATINGS AUTOMATIC TRANS. RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '03' as decoded elsewhere in the same GM document.

Page 110, TR section, C 15/25 Series Light Duty Pickup Models (Automatic Transmission) maximum trailer ratings, model C15703, column 5.3L V8 GAS, axle 3.42

Conventional
7,400lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

5.3L V8 · 2WD · Regular Cab · Not specified in chart · 3.42 axle

Equipment: GM model code C15703; Automatic transmission

Chart engine column: 5.3L V8 GAS (AUTOMATIC TRANSMISSION RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '03' as decoded elsewhere in the same GM document.

Page 123, TR section, C 15/25 Series Light Duty Pickup Models 5th Wheel or Gooseneck Trailer Ratings, model C15703, column 5.3L V8 GAS, axle 3.42

Fifth-wheel
7,400lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

5.3L V8 · 4WD · Extended Cab · Not specified in chart · 3.73 axle

Equipment: GM model code K15753 & NYS; Automatic transmission

Chart engine column: 5.3L V8 GAS (RATINGS AUTOMATIC TRANS. RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '53' as decoded elsewhere in the same GM document.

Page 111, TR section, K 15/25 Series Light Duty Pickup Models (Automatic Transmission) maximum trailer ratings, model K15753 & NYS, column 5.3L V8 GAS, axle 3.73

Conventional
7,400lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

5.3L V8 · 4WD · Extended Cab · Not specified in chart · 3.73 axle

Equipment: GM model code K15753 & NYS; Automatic transmission

Chart engine column: 5.3L V8 GAS (AUTOMATIC TRANSMISSION RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '53' as decoded elsewhere in the same GM document.

Page 124, TR section, K 15/25 Series Light Duty Pickup Models 5th Wheel or Gooseneck Trailer Ratings, model K15753 & NYS, column 5.3L V8 GAS, axle 3.73

Fifth-wheel
7,400lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

4.8L V8 · 2WD · Regular Cab · Not specified in chart · 3.73 axle

Equipment: GM model code C15903; Automatic transmission

Chart engine column: 4.8L V8 GAS (RATINGS AUTOMATIC TRANS. RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '03' as decoded elsewhere in the same GM document.

Page 110, TR section, C 15/25 Series Light Duty Pickup Models (Automatic Transmission) maximum trailer ratings, model C15903, column 4.8L V8 GAS, axle 3.73

Conventional
7,300lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

4.8L V8 · 2WD · Regular Cab · Not specified in chart · 3.73 axle

Equipment: GM model code C15903; Automatic transmission

Chart engine column: 4.8L V8 GAS (AUTOMATIC TRANSMISSION RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '03' as decoded elsewhere in the same GM document.

Page 123, TR section, C 15/25 Series Light Duty Pickup Models 5th Wheel or Gooseneck Trailer Ratings, model C15903, column 4.8L V8 GAS, axle 3.73

Fifth-wheel
7,300lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

5.3L V8 · 2WD · Regular Cab · Not specified in chart · 3.42 axle

Equipment: GM model code C15903; Automatic transmission

Chart engine column: 5.3L V8 GAS (RATINGS AUTOMATIC TRANS. RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '03' as decoded elsewhere in the same GM document.

Page 110, TR section, C 15/25 Series Light Duty Pickup Models (Automatic Transmission) maximum trailer ratings, model C15903, column 5.3L V8 GAS, axle 3.42

Conventional
7,300lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

5.3L V8 · 2WD · Regular Cab · Not specified in chart · 3.42 axle

Equipment: GM model code C15903; Automatic transmission

Chart engine column: 5.3L V8 GAS (AUTOMATIC TRANSMISSION RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '03' as decoded elsewhere in the same GM document.

Page 123, TR section, C 15/25 Series Light Duty Pickup Models 5th Wheel or Gooseneck Trailer Ratings, model C15903, column 5.3L V8 GAS, axle 3.42

Fifth-wheel
7,300lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

4.8L V8 · 2WD · Extended Cab · Not specified in chart · 3.73 axle

Equipment: GM model code C15753; Automatic transmission

Chart engine column: 4.8L V8 GAS (RATINGS AUTOMATIC TRANS. RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '53' as decoded elsewhere in the same GM document.

Page 110, TR section, C 15/25 Series Light Duty Pickup Models (Automatic Transmission) maximum trailer ratings, model C15753, column 4.8L V8 GAS, axle 3.73

Conventional
7,100lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

4.8L V8 · 2WD · Extended Cab · Not specified in chart · 3.73 axle

Equipment: GM model code C15753; Automatic transmission

Chart engine column: 4.8L V8 GAS (AUTOMATIC TRANSMISSION RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '53' as decoded elsewhere in the same GM document.

Page 123, TR section, C 15/25 Series Light Duty Pickup Models 5th Wheel or Gooseneck Trailer Ratings, model C15753, column 4.8L V8 GAS, axle 3.73

Fifth-wheel
7,100lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

5.3L V8 · 2WD · Extended Cab · Not specified in chart · 3.42 axle

Equipment: GM model code C15753; Automatic transmission

Chart engine column: 5.3L V8 GAS (RATINGS AUTOMATIC TRANS. RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '53' as decoded elsewhere in the same GM document.

Page 110, TR section, C 15/25 Series Light Duty Pickup Models (Automatic Transmission) maximum trailer ratings, model C15753, column 5.3L V8 GAS, axle 3.42

Conventional
7,100lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

5.3L V8 · 2WD · Extended Cab · Not specified in chart · 3.42 axle

Equipment: GM model code C15753; Automatic transmission

Chart engine column: 5.3L V8 GAS (AUTOMATIC TRANSMISSION RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '53' as decoded elsewhere in the same GM document.

Page 123, TR section, C 15/25 Series Light Duty Pickup Models 5th Wheel or Gooseneck Trailer Ratings, model C15753, column 5.3L V8 GAS, axle 3.42

Fifth-wheel
7,100lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

4.8L V8 · 4WD · Regular Cab · Not specified in chart · 3.73 axle

Equipment: GM model code K15703; Automatic transmission

Chart engine column: 4.8L V8 GAS (RATINGS AUTOMATIC TRANS. RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '03' as decoded elsewhere in the same GM document.

Page 111, TR section, K 15/25 Series Light Duty Pickup Models (Automatic Transmission) maximum trailer ratings, model K15703, column 4.8L V8 GAS, axle 3.73

Conventional
7,100lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

4.8L V8 · 4WD · Regular Cab · Not specified in chart · 3.73 axle

Equipment: GM model code K15703; Automatic transmission

Chart engine column: 4.8L V8 GAS (AUTOMATIC TRANSMISSION RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '03' as decoded elsewhere in the same GM document.

Page 124, TR section, K 15/25 Series Light Duty Pickup Models 5th Wheel or Gooseneck Trailer Ratings, model K15703, column 4.8L V8 GAS, axle 3.73

Fifth-wheel
7,100lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

4.8L V8 · 4WD · Regular Cab · Not specified in chart · 3.73 axle

Equipment: GM model code K15903; Automatic transmission

Chart engine column: 4.8L V8 GAS (RATINGS AUTOMATIC TRANS. RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '03' as decoded elsewhere in the same GM document.

Page 111, TR section, K 15/25 Series Light Duty Pickup Models (Automatic Transmission) maximum trailer ratings, model K15903, column 4.8L V8 GAS, axle 3.73

Conventional
7,000lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

4.8L V8 · 4WD · Regular Cab · Not specified in chart · 3.73 axle

Equipment: GM model code K15903; Automatic transmission

Chart engine column: 4.8L V8 GAS (AUTOMATIC TRANSMISSION RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '03' as decoded elsewhere in the same GM document.

Page 124, TR section, K 15/25 Series Light Duty Pickup Models 5th Wheel or Gooseneck Trailer Ratings, model K15903, column 4.8L V8 GAS, axle 3.73

Fifth-wheel
7,000lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

4.8L V8 · 2WD · Extended Cab · Not specified in chart · 3.73 axle

Equipment: GM model code C15953; Automatic transmission

Chart engine column: 4.8L V8 GAS (RATINGS AUTOMATIC TRANS. RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '53' as decoded elsewhere in the same GM document.

Page 110, TR section, C 15/25 Series Light Duty Pickup Models (Automatic Transmission) maximum trailer ratings, model C15953, column 4.8L V8 GAS, axle 3.73

Conventional
6,900lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

4.8L V8 · 2WD · Extended Cab · Not specified in chart · 3.73 axle

Equipment: GM model code C15953; Automatic transmission

Chart engine column: 4.8L V8 GAS (AUTOMATIC TRANSMISSION RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '53' as decoded elsewhere in the same GM document.

Page 123, TR section, C 15/25 Series Light Duty Pickup Models 5th Wheel or Gooseneck Trailer Ratings, model C15953, column 4.8L V8 GAS, axle 3.73

Fifth-wheel
6,900lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

5.3L V8 · 2WD · Extended Cab · Not specified in chart · 3.42 axle

Equipment: GM model code C15953; Automatic transmission

Chart engine column: 5.3L V8 GAS (RATINGS AUTOMATIC TRANS. RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '53' as decoded elsewhere in the same GM document.

Page 110, TR section, C 15/25 Series Light Duty Pickup Models (Automatic Transmission) maximum trailer ratings, model C15953, column 5.3L V8 GAS, axle 3.42

Conventional
6,900lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

5.3L V8 · 2WD · Extended Cab · Not specified in chart · 3.42 axle

Equipment: GM model code C15953; Automatic transmission

Chart engine column: 5.3L V8 GAS (AUTOMATIC TRANSMISSION RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '53' as decoded elsewhere in the same GM document.

Page 123, TR section, C 15/25 Series Light Duty Pickup Models 5th Wheel or Gooseneck Trailer Ratings, model C15953, column 5.3L V8 GAS, axle 3.42

Fifth-wheel
6,900lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

4.8L V8 · 4WD · Extended Cab · Not specified in chart · 3.73 axle

Equipment: GM model code K15753; Automatic transmission

Chart engine column: 4.8L V8 GAS (RATINGS AUTOMATIC TRANS. RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '53' as decoded elsewhere in the same GM document.

Page 111, TR section, K 15/25 Series Light Duty Pickup Models (Automatic Transmission) maximum trailer ratings, model K15753, column 4.8L V8 GAS, axle 3.73

Conventional
6,800lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

4.8L V8 · 4WD · Extended Cab · Not specified in chart · 3.73 axle

Equipment: GM model code K15753; Automatic transmission

Chart engine column: 4.8L V8 GAS (AUTOMATIC TRANSMISSION RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '53' as decoded elsewhere in the same GM document.

Page 124, TR section, K 15/25 Series Light Duty Pickup Models 5th Wheel or Gooseneck Trailer Ratings, model K15753, column 4.8L V8 GAS, axle 3.73

Fifth-wheel
6,800lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

4.8L V8 · 4WD · Extended Cab · Not specified in chart · 4.10 axle

Equipment: GM model code K15953; Automatic transmission

Chart engine column: 4.8L V8 GAS (AUTOMATIC TRANSMISSION RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '53' as decoded elsewhere in the same GM document.

Page 124, TR section, K 15/25 Series Light Duty Pickup Models 5th Wheel or Gooseneck Trailer Ratings, model K15953, column 4.8L V8 GAS, axle 4.10

Fifth-wheel
6,800lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

5.3L V8 · 4WD · Extended Cab · Not specified in chart · 3.73 axle

Equipment: GM model code K15953; Automatic transmission

Chart engine column: 5.3L V8 GAS (AUTOMATIC TRANSMISSION RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '53' as decoded elsewhere in the same GM document.

Page 124, TR section, K 15/25 Series Light Duty Pickup Models 5th Wheel or Gooseneck Trailer Ratings, model K15953, column 5.3L V8 GAS, axle 3.73

Fifth-wheel
6,800lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

5.3L V8 · 4WD · Extended Cab · Not specified in chart · 4.10 axle

Equipment: GM model code K15953; Automatic transmission

Chart engine column: 5.3L V8 GAS (AUTOMATIC TRANSMISSION RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '53' as decoded elsewhere in the same GM document.

Page 124, TR section, K 15/25 Series Light Duty Pickup Models 5th Wheel or Gooseneck Trailer Ratings, model K15953, column 5.3L V8 GAS, axle 4.10

Fifth-wheel
6,800lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

4.8L V8 · 4WD · Extended Cab · Not specified in chart · 3.73 axle

Equipment: GM model code K15953; Automatic transmission

Chart engine column: 4.8L V8 GAS (RATINGS AUTOMATIC TRANS. RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '53' as decoded elsewhere in the same GM document.

Page 111, TR section, K 15/25 Series Light Duty Pickup Models (Automatic Transmission) maximum trailer ratings, model K15953, column 4.8L V8 GAS, axle 3.73

Conventional
6,700lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

4.8L V8 · 4WD · Extended Cab · Not specified in chart · 3.73 axle

Equipment: GM model code K15953; Automatic transmission

Chart engine column: 4.8L V8 GAS (AUTOMATIC TRANSMISSION RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '53' as decoded elsewhere in the same GM document.

Page 124, TR section, K 15/25 Series Light Duty Pickup Models 5th Wheel or Gooseneck Trailer Ratings, model K15953, column 4.8L V8 GAS, axle 3.73

Fifth-wheel
6,700lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

4.8L V8 · 2WD · Regular Cab · Not specified in chart · 3.42 axle

Equipment: GM model code C15703; Automatic transmission

Chart engine column: 4.8L V8 GAS (RATINGS AUTOMATIC TRANS. RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '03' as decoded elsewhere in the same GM document.

Page 110, TR section, C 15/25 Series Light Duty Pickup Models (Automatic Transmission) maximum trailer ratings, model C15703, column 4.8L V8 GAS, axle 3.42

Conventional
6,400lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

4.8L V8 · 2WD · Regular Cab · Not specified in chart · 3.42 axle

Equipment: GM model code C15703; Automatic transmission

Chart engine column: 4.8L V8 GAS (AUTOMATIC TRANSMISSION RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '03' as decoded elsewhere in the same GM document.

Page 123, TR section, C 15/25 Series Light Duty Pickup Models 5th Wheel or Gooseneck Trailer Ratings, model C15703, column 4.8L V8 GAS, axle 3.42

Fifth-wheel
6,400lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

4.8L V8 · 2WD · Regular Cab · Not specified in chart · 3.42 axle

Equipment: GM model code C15903; Automatic transmission

Chart engine column: 4.8L V8 GAS (RATINGS AUTOMATIC TRANS. RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '03' as decoded elsewhere in the same GM document.

Page 110, TR section, C 15/25 Series Light Duty Pickup Models (Automatic Transmission) maximum trailer ratings, model C15903, column 4.8L V8 GAS, axle 3.42

Conventional
6,300lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

4.8L V8 · 2WD · Regular Cab · Not specified in chart · 3.42 axle

Equipment: GM model code C15903; Automatic transmission

Chart engine column: 4.8L V8 GAS (AUTOMATIC TRANSMISSION RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '03' as decoded elsewhere in the same GM document.

Page 123, TR section, C 15/25 Series Light Duty Pickup Models 5th Wheel or Gooseneck Trailer Ratings, model C15903, column 4.8L V8 GAS, axle 3.42

Fifth-wheel
6,300lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

4.8L V8 · 2WD · Extended Cab · Not specified in chart · 3.42 axle

Equipment: GM model code C15753; Automatic transmission

Chart engine column: 4.8L V8 GAS (RATINGS AUTOMATIC TRANS. RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '53' as decoded elsewhere in the same GM document.

Page 110, TR section, C 15/25 Series Light Duty Pickup Models (Automatic Transmission) maximum trailer ratings, model C15753, column 4.8L V8 GAS, axle 3.42

Conventional
6,100lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

4.8L V8 · 2WD · Extended Cab · Not specified in chart · 3.42 axle

Equipment: GM model code C15753; Automatic transmission

Chart engine column: 4.8L V8 GAS (AUTOMATIC TRANSMISSION RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '53' as decoded elsewhere in the same GM document.

Page 123, TR section, C 15/25 Series Light Duty Pickup Models 5th Wheel or Gooseneck Trailer Ratings, model C15753, column 4.8L V8 GAS, axle 3.42

Fifth-wheel
6,100lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

4.8L V8 · 4WD · Regular Cab · Not specified in chart · 4.10 axle

Equipment: GM model code K15703; Manual transmission

Chart engine column: 4.8L V8 GAS (MANUAL TRANSMISSION RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '03' as decoded elsewhere in the same GM document.

Page 109, TR section, C/K 15/25 Series Light Duty Pickup Models (Manual Transmission) maximum trailer ratings, model K15703, column 4.8L V8 GAS, axle 4.10

Conventional
6,100lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

4.8L V8 · 4WD · Regular Cab · Not specified in chart · 4.10 axle

Equipment: GM model code K15903; Manual transmission

Chart engine column: 4.8L V8 GAS (MANUAL TRANSMISSION RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '03' as decoded elsewhere in the same GM document.

Page 109, TR section, C/K 15/25 Series Light Duty Pickup Models (Manual Transmission) maximum trailer ratings, model K15903, column 4.8L V8 GAS, axle 4.10

Conventional
6,000lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

4.8L V8 · 2WD · Extended Cab · Not specified in chart · 3.42 axle

Equipment: GM model code C15953; Automatic transmission

Chart engine column: 4.8L V8 GAS (RATINGS AUTOMATIC TRANS. RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '53' as decoded elsewhere in the same GM document.

Page 110, TR section, C 15/25 Series Light Duty Pickup Models (Automatic Transmission) maximum trailer ratings, model C15953, column 4.8L V8 GAS, axle 3.42

Conventional
5,900lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

4.8L V8 · 2WD · Extended Cab · Not specified in chart · 3.42 axle

Equipment: GM model code C15953; Automatic transmission

Chart engine column: 4.8L V8 GAS (AUTOMATIC TRANSMISSION RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '53' as decoded elsewhere in the same GM document.

Page 123, TR section, C 15/25 Series Light Duty Pickup Models 5th Wheel or Gooseneck Trailer Ratings, model C15953, column 4.8L V8 GAS, axle 3.42

Fifth-wheel
5,900lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

4.8L V8 · 4WD · Extended Cab · Not specified in chart · 4.10 axle

Equipment: GM model code K15753; Manual transmission

Chart engine column: 4.8L V8 GAS (MANUAL TRANSMISSION RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '53' as decoded elsewhere in the same GM document.

Page 109, TR section, C/K 15/25 Series Light Duty Pickup Models (Manual Transmission) maximum trailer ratings, model K15753, column 4.8L V8 GAS, axle 4.10

Conventional
5,800lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

4.8L V8 · 4WD · Extended Cab · Not specified in chart · 4.10 axle

Equipment: GM model code K15953; Manual transmission

Chart engine column: 4.8L V8 GAS (MANUAL TRANSMISSION RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '53' as decoded elsewhere in the same GM document.

Page 109, TR section, C/K 15/25 Series Light Duty Pickup Models (Manual Transmission) maximum trailer ratings, model K15953, column 4.8L V8 GAS, axle 4.10

Conventional
5,700lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

4.8L V8 · 2WD · Regular Cab · Not specified in chart · 3.73 axle

Equipment: GM model code C15703; Manual transmission

Chart engine column: 4.8L V8 GAS (MANUAL TRANSMISSION RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '03' as decoded elsewhere in the same GM document.

Page 109, TR section, C/K 15/25 Series Light Duty Pickup Models (Manual Transmission) maximum trailer ratings, model C15703, column 4.8L V8 GAS, axle 3.73

Conventional
5,400lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

4.8L V8 · 2WD · Regular Cab · Not specified in chart · 3.73 axle

Equipment: GM model code C15903; Manual transmission

Chart engine column: 4.8L V8 GAS (MANUAL TRANSMISSION RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '03' as decoded elsewhere in the same GM document.

Page 109, TR section, C/K 15/25 Series Light Duty Pickup Models (Manual Transmission) maximum trailer ratings, model C15903, column 4.8L V8 GAS, axle 3.73

Conventional
5,300lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

4.3L V6 · 2WD · Extended Cab · Not specified in chart · 3.73 axle

Equipment: GM model code C15753; Automatic transmission

Chart engine column: 4.3L V6 GAS (AUTOMATIC TRANS. RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '53' as decoded elsewhere in the same GM document.

Page 110, TR section, C 15/25 Series Light Duty Pickup Models (Automatic Transmission) maximum trailer ratings, model C15753, column 4.3L V6 GAS, axle 3.73

Conventional
5,200lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

4.3L V6 · 4WD · Regular Cab · Not specified in chart · 3.73 axle

Equipment: GM model code K15703; Automatic transmission

Chart engine column: 4.3L V6 GAS (AUTOMATIC TRANS. RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '03' as decoded elsewhere in the same GM document.

Page 111, TR section, K 15/25 Series Light Duty Pickup Models (Automatic Transmission) maximum trailer ratings, model K15703, column 4.3L V6 GAS, axle 3.73

Conventional
5,200lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

4.8L V8 · 2WD · Extended Cab · Not specified in chart · 3.73 axle

Equipment: GM model code C15753; Manual transmission

Chart engine column: 4.8L V8 GAS (MANUAL TRANSMISSION RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '53' as decoded elsewhere in the same GM document.

Page 109, TR section, C/K 15/25 Series Light Duty Pickup Models (Manual Transmission) maximum trailer ratings, model C15753, column 4.8L V8 GAS, axle 3.73

Conventional
5,100lb
GCWR
Not cited

2003 · OEM chart

GMC Sierra 1500

4.8L V8 · 4WD · Regular Cab · Not specified in chart · 3.73 axle

Equipment: GM model code K15703; Manual transmission

Chart engine column: 4.8L V8 GAS (MANUAL TRANSMISSION RATINGS). Chart note: Trailer ratings are calculated assuming a standard equipped vehicle plus driver. Optional equipment, passengers or cargo will reduce trailering capacity. Chart note: C/K15 models are limited to 5,000-lb. trailer rating unless equipped with Z85 Increased Capacity or ZX3 Manual Select Damping (or Z71 Off-Road) Suspension Package. Cab type derived from GM model-code suffix '03' as decoded elsewhere in the same GM document.

Page 109, TR section, C/K 15/25 Series Light Duty Pickup Models (Manual Transmission) maximum trailer ratings, model K15703, column 4.8L V8 GAS, axle 3.73

Conventional
5,100lb
GCWR
Not cited