2004 GMC Sierra 2500HD Duramax Crew Cab 4WD

Cooling, external engine oil cooler, heavy-duty air-to-oil, integral to driver side of radiator tank

Cooling, internal transmission oil cooler, water-to-oil, integral to driver side of radiator tank (Included and only available with (MT1) Transmission, 4-speed automatic, heavy-duty and (M74) Transmission, Allison 1000 5-speed automatic.)

Cooling, external transmission oil cooler, auxiliary, heavy-duty air-to-oil (Included and only available with (MT1) Transmission, 4-speed automatic, heavy-duty and (M74) Transmission, Allison 1000 5-speed automatic.)

Transfer case, electronic shift, includes push-button controls (Requires 4WD Models, (MT1) Transmission, 4-speed automatic, heavy-duty or (M74) Transmission, Allison 1000 5-speed automatic.)

Four wheel drive

Rear axle, 4.10 ratio

Battery, heavy-duty, 600 cold-cranking amps, includes rundown protection and retained accessory power (Not standard with (LLY) Engine, Duramax 6600 Turbo Diesel V8.)

Alternator, 105 amps

Pickup bed, Wideside box (May be substituted with (ZW9) Pickup bed, delete on T*25943 Models.)

Frame, ladder-type

Recovery hooks, 2 front, frame-mounted

GVWR, 9200 lbs. (4173 kg) (Must specify on TC25903, TK25753 and T*25743 Models.)

Suspension Package, Handling/Trailering, heavy-duty

Suspension, front, independent torsion bar, and stabilizer bar

Suspension, rear, semi-elliptic 2-stage multi-leaf springs

Wheels, 4 - 16" x 6.5" (40.6 cm x 16.5 cm) 8-lug polished forged aluminum, includes chrome center caps and steel spare

Tire carrier, outside spare, winch-type mounted under frame at rear

Steering, power

Exhaust, aluminized stainless-steel muffler and tailpipe

Tools, mechanical jack and wheel wrench, spare tire assist hook, floor-mounted in back of cab

Paint, solid

Bumper, front, chrome (Includes body-color lower with SLE or SLT Models)

Bumper, rear, chrome step, includes pad (Not available with (ZW9) Pickup bed, delete)

Air dam, Gray

Moldings, bodyside (Moldings are bright. Not available with (ZW9) Pickup bed, delete)

Wheel flares, front and rear (See Color & Trim section for available colors. Front only when (ZW9) Pickup bed, delete is ordered)

Grille, chrome surround

Fog lamps, front, halogen (Not available with (ZW9) Pickup bed, delete)

Lamps, dual cargo area lamps

Wipers, intermittent, front, wet-arm with pulse washers

Tailgate protection, top of tailgate protection cap (Not available with (ZW9) Pickup bed, delete.)

Seats, rear bench, folding, 3-passenger (includes top tethers and lower anchors for child seat) (Not available with Regular Cab Models)

Console, floor, includes storage compartment and dual cupholders

Floor covering, color-keyed carpeting and rubberized vinyl floormats (with Extended Cab, includes rear floormats)

Steering column, Tilt-Wheel, adjustable, includes brake/transmission shift interlock

Steering wheel, leather-wrapped rim, Black, steel sleeve, includes theft-deterrent locking feature

Theft-deterrent system, PASSlock II

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

Driver Information Center, includes trip odometer and message center (monitors numerous different systems depending on vehicle equipment level including low fuel, turn signal "on", transmission temperature, and oil change notification) (With (UK3) Sound system feature, steering wheel mounted radio controls, includes trip and fuel information selections and programmable personalization features.)

Warning tones, headlamp on, key-in-ignition, driver and passenger seat belt reminders, turn signal on

Defogger, rear-window, electric (Deleted when (A28) Window, rear sliding is ordered)

Cruise control, electronic with set and resume speed, includes telltale in instrument panel cluster

Door locks, power

Windows, power, includes driver express-down

OnStar, 1-year Safe and Sound Service, includes automatic notification of air bag deployment, emergency services, roadside assistance, stolen-vehicle tracking, AccidentAssist, remote door unlock, remote diagnostics, online concierge and remote horn and lights. Drivers can also opt for other available OnStar services, including making and receiving voice-activated, hands-free phone calls with Personal Calling and getting location-based traffic and weather reports with Virtual Advisor.

Sound system feature, steering wheel mounted radio controls,Radio and Driver Information Center (DIC). Provides access to enhanced Driver Information Center features and information.

Cupholders, front (Also includes rear cupholders on Extended and Crew Cab Models)

Cigarette lighter, on instrument panel

Headliner, Shale-colored cloth, with matching retainer moldings

Mirror, inside rearview, electrochromic (light-sensitive auto dimming), 8-point compass and outside temperature indicator

Visors, padded, Shale-colored, driver and passenger side with cloth trim, extenders, pocket on driver side and vanity mirror on passenger side

Assist handle, front passenger (Also includes rear outboard passenger assist handle on Extended and Crew Cab Models.)

Door trim, side reflectors (Also includes lights on SLE and SLT.)

Coat hook, driver side (Also includes passenger side coat hook on Extended and Crew Cab Models.)

Air bags, frontal, driver and right front passenger (Regular and Extended Cab Models includes passenger side deactivation switch. - Always use safety belts and proper child restraints, even with air bags. Children are safer when properly secured in a rear seat. See the Owner's Manual for more safety information.)