Alternator, 145 amps

Battery, 600 cold-cranking amps, maintenance-free with rundown protection and retained accessory power

Body, standard

Brake/transmission shift interlock, for automatic transmissions

Brakes, 4-wheel antilock, 4-wheel disc

Engine, Vortec 6.0L V8 SFI (323 hp [240.8 kW] @ 4600 rpm, 373 lb-ft of torque [503.6 N-m] @ 4400 rpm) (Standard on the *G33803 and *G33903 models. Available on *G33503 model. Includes external oil cooler. Reference the Engine/Axle page for availability.)

Exhaust, aluminized stainless-steel muffler and tailpipe

Frame, ladder-type

Incomplete vehicle certification

Rear axle, 4.10 ratio (Not available with (LMM) Duramax 6.6L Turbo Diesel V8 engine. Reference the Engine/Axle page for availability.)

Bumper, front painted Black with step-pad (Not available with (ZR7) Appearance Package or (YF1) RV Package.)

Daytime Running Lamps

Glass, Solar-Ray light-tinted, all windows

Grille, Black composite with single rectangular halogen headlamps (Not available with (ZR7) Chrome Appearance Package.)

License plate kit, front

Mirrors, outside delete

Tires, front LT225/75R16E all-season, blackwall (Included and only available with (C7F) 14,050 lbs. (6373 kg) GVWR or (R05) dual rear 6-16" x 6.5" Gray-painted steel wheels.)

Tires, rear LT225/75R16E all-season, blackwall (Included and only available with (C7F) 14,050 lbs. (6373 kg) GVWR or (R05) dual rear 6-16" x 6.5" Gray-painted steel wheesl.)

Wipers, front intermittent wet-arm with pulse washers

Audio system, radio provisions only. Includes alarm warning chimes, radio wiring harness, radio antenna and 2 front door speakers

Assist handle, front passenger

Cup holders, 3 on the engine console cover

Defogger, side windows

Driver Information Center, includes fuel range, average speed, oil life, fuel used, ice warning, engine hours, average fuel economy, tachometer, and maintenance reminders. Compass and outside temperature available if equipped.

Floor covering, Black rubberized-vinyl front

Headliner, cloth, over driver and passenger

Heater and defogger with front and side window defoggers

Instrumentation, analog with speedometer, odometer with trip odometer, fuel level, voltmeter, engine temperature and oil pressure

Lighting, interior with dome light and door handle-activated switches

Oil life monitor

Air bag deactivation switch, frontal, passenger-side (Never place a rear- facing infant restraint in the front seat of any vehicle equipped with an active frontal air bag. Always use safety belts and the correct child restraints for your childs age and size. See the vehicles Owners Manual and child safety seat instructions for more safety information.)

Air bags, frontal, driver and right-front passenger (Not available with (ZX1) driver only high-back bucket seat. Always use safety belts and the correct child restraints for your childs age and size, even in vehicles equipped with air bags. Children are safer when properly secured in a rear seat. See the vehicles Owners Manual and child safety seat instructions for more safety information.)