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Body panels two-sided galvanized-steel (except the roof, where it's not needed) |
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Bumpers
Black front and chrome rear step (1500 models only) |
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Bumpers chrome front and rear step (standard on all 2500HD and 3500HD models) |
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Bumpers body-color front and chrome rear step (1500 models only) |
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Cargo-area
lamps dual |
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Cargo
Management System configurable with four track-mounted sliding hooks in pickup bed |
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Daytime Running
Lamps with Automatic Exterior Lamp Control |
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Doors rear side, open wide 170 degrees (Extended Cab) |
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Doors rear side, full-size (Crew Cab) |
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Foglamps halogen |
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Grille Black surround with Black center bar (1500 models only) |
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Grille chrome surround and center bar (standard on all 2500HD and 3500HD models) |
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EZ Lift
Tailgate Package includes lockable EZ Lift tailgate |
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LS Package includes chrome styled-steel wheels, chrome front bumper and chrome grille surround (1500 models) |
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Luggage rack side rails, Black (requires Crew Cab models) |
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Mirrors foldaway, Black |
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Mirrors foldaway, power, heated, Black |
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Mirrors power, heated, with turn-signal indicators in glass, driver-side auto-dimming, power-foldaway feature and curb-tilt |
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Mirrors,
trailering high-visibility vertical, manual, foldaway and extendable, Black, with lower convex spotter glass |
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Mirrors,
trailering vertical, power, heated, manual foldaway and extendable, Black, with turn-signal indicators in glass and lower convex spotter glass |
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Moldings body-side, body-color |
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Pickup box includes bulkhead dividers, two-tier loading, stake pockets and four tie-down brackets |
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Recovery hooks front |
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Tailgate theft-deterrent design; includes integrated top-cap spoiler (top-cap spoiler only on 1500 models) |
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Tailgate9 EZ Lift, includes integrated top-cap spoiler (top-cap spoiler only on 1500 models) |
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Ultrasonic Rear
Parking Assist10 (Extended and Crew Cab models only) |
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Windshield
washer fluid system heated |
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Wipers flat, intermittent |
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Wipers flat, intermittent, with Rainsense (Crew Cab models only) |
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- Requires LS Package.
- Included and only available with the 1LT Convenience Package.
- 3500HD Big Dooley models only.
- Mirrors are Black.
- Included and only available with the 2LT Convenience Package.
- Mirrors are body-color.
- Not available with 3500HD Big Dooley models.
- Standard on 1500 4x4 models and all 2500HD and 3500HD models.
- Included and only available with the EZ Lift Tailgate Package.
- Included and only available with the Safety Package.
| 2500HD/3500HD | ||||
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| WT | 1LT | 2LT | LTZ | |
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Air cleaner high-capacity |
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Alternator 125-amp |
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Alternator 160-amp |
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Alternator dual, 125 amps each (Regular Cab models only) |
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Battery heavy-duty, 600 cold-cranking amps3 |
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Battery auxiliary, heavy-duty, 600 cold-cranking amps3 |
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Battery dual, heavy-duty, 730 cold-cranking amps4 |
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Brake
controller trailer, ABS-integrated5 (available spring 2007) |
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Brakes front and rear disc with four-wheel ABS and Dynamic Rear Proportioning |
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Differential automatic locking rear |
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Engine Vortec 6.0L V8 |
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Engine Duramax Diesel 6.6L V87 |
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| Engine block heater |
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Exhaust system stainless-steel; aluminized stainless-steel rear of converter |
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Frame hydroformed front, stamped rear |
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Fuel capacity
(approximate) Standard Box models (26-gallon) |
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Fuel capacity
(approximate) Long Box models (34-gallon) |
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Oil cooler heavy-duty, external engine |
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Oil cooler auxiliary, heavy-duty, external transmission |
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| Safety cage |
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| Skid Plate Package8 |
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Snow Plow Prep
Package (4x4 models only. See dealer for ordering details.) |
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Suspension Z85 Handling/Trailering |
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Suspension Z71 Off-Road Package |
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| Trailering equipment, heavy-duty |
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Transfer case two-speed, floor-mounted, manual shift-on-the-fly (4x4 models only) |
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Transfer case two-speed electronic 4x4 system with rotary dial (4x4 models only) |
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Transmission Hydra-Matic six-speed automatic overdrive with Tap-Up/Tap-Down driver shift control, auto grade-braking and Tow/Haul mode9 |
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Transmission Allison 1000 Series six-speed automatic overdrive with Tap-Up/Tap-Down driver shift control, auto grade-braking and Tow/Haul mode10 |
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- Included and only available with Snow Plow Prep Package when Vortec 6.0L V8 engine is ordered.
- Included and only available with Snow Plow Prep Package when Duramax Diesel 6.6L V8 Turbo engine is ordered.
- Not available with Duramax Diesel 6.6L V8 Turbo engine.
- Included and only available with Duramax Diesel 6.6L V8 Turbo engine.
- Requires heavy-duty trailering equipment.
- Included with Z71 Off-Road Package.
- Requires Allison 1000 Series six-speed automatic transmission. Includes dual, heavy-duty, 730 cold-cranking-amp batteries and engine block heater.
- Only available on 2500HD 2WD models in conjunction with Z71 Off-Road Package.
- Requires Vortec 6.0L V8 engine.
- Requires Duramax Diesel 6.6L V8 Turbo engine.
| WT | 1LT | 2LT | LTZ | |
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| 17-inch painted steel (1500) |
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| 17-inch chrome-styled steel (1500) |
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| 17-inch custom aluminum (1500) |
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| 18-inch aluminum3 (1500) |
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| 20-inch, five-spoke, machined-aluminum4 (1500) |
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| 16-inch painted steel (2500HD) |
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| 16-inch chrome-styled steel (2500HD) |
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| 16-inch polished forged-aluminum (2500HD) |
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| 17-inch Bright machined-aluminum (2500HD and 3500HD Single-Rear Wheel) |
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| 16-inch steel (3500HD Single-Rear Wheel) |
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| 16-inch chrome-clad steel (3500HD Single-Rear Wheel) |
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| 16-inch painted steel (3500HD Big Dooley) |
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| WT | 1LT | 2LT | LTZ | |
|---|---|---|---|---|
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P245/70R17
all-season, blackwall (1500 2WD) |
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| P245/70R17 all-season, white outline-lettered (1500 2WD) |
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P265/70R17
all-season, blackwall5 (1500 4x4) |
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| P265/70R17 all-season, white outline-lettered5 (1500 4x4) |
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| P265/70R17 on-/off-road, blackwall6 (1500) |
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| P265/70R17 on-/off-road, white outline-lettered3 (1500) |
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LT45/70R17
all-terrain, blackwall7 (1500 4x4) |
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P265/65R18
on-/off-road, blackwall8 (1500) |
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| P265/65R18 on-/off-road, white outline-lettered8 (1500) |
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| P275/55R20 touring, blackwall9 (1500) |
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| LT245/75R16E all-season, blackwall (2500HD) |
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