Skip to main content

2003 GMC Sierra 3500 specs & colors

$29,400
Starting MSRP
Current listing price
2003 GMC Sierra 3500

Showing the 2003 GMC Sierra 3500 Ext Cab 157.5" WB DRW

Shop Now

Key specs

Color options

Interior

Taupe


Sage


Pewter Gray


Packages

$0

Starting MSRP

  • base vehicle only

Specifications

Front Wheel Size 16 x 6.5 in
Rear Wheel Size 16 x 6.5 in
Spare Wheel Size 16 x 6.5 in
Front Wheel Material Steel
Rear Wheel Material Steel
Spare Wheel Material Steel
Cold Cranking Amps @ 0° F (Primary) 600
Maximum Alternator Capacity (amps) 105
Engine Type Gas V8
Displacement 6.0L/364
SAE Net Horsepower @ RPM 300 @ 4400
SAE Net Torque @ RPM 360 @ 4000
Engine Oil Cooler Yes
EPA Fuel Economy Est - Hwy Not Available MPG
Cruising Range - City 0.00 mi
EPA Fuel Economy Est - City Not Available MPG
Fuel Economy Est-Combined N/A MPG
Cruising Range - Hwy 0.00 mi
Estimated Battery Range N/A mi
Drivetrain Rear Wheel Drive
Trans Type 4
Trans Description Cont. HD Automatic w/OD
Trans Description Cont. Again Not Available
First Gear Ratio (:1) 2.48
Second Gear Ratio (:1) 1.48
Third Gear Ratio (:1) 1.00
Fourth Gear Ratio (:1) 0.75
Reverse Ratio (:1) 2.08
Trans Power Take Off Not Available
Final Drive Axle Ratio (:1) N/A
Transfer Case Model Not Available
Transfer Case Gear Ratio (:1), High Not Available
Transfer Case Gear Ratio (:1), Low Not Available
Transfer Case Power Take Off Not Available
Suspension Type - Front Torsion Bar
Suspension Type - Rear 2-Stage Multi-Leaf
Axle Type - Front N/A
Axle Type - Rear Full-Floating
Frame Type Ladder
Brake Type Pwr
Brake ABS System Four-Wheel
Brake ABS System (Second Line) Not Available
Disc - Front (Yes or ) Yes
Disc - Rear (Yes or ) Yes
Front Brake Rotor Diam x Thickness 12.8 x 1.5 in
Rear Brake Rotor Diam x Thickness 12.8 x 1.2 in
Drum - Rear (Yes or ) Not Available
Fuel Tank Capacity, Approx 34 gal
Aux Fuel Tank Capacity, Approx Not Available gal
Steering Type Pwr Recirculating Ball
Steering Ratio (:1), Overall N/A
Turning Diameter - Curb to Curb 50.7 ft
Turning Diameter - Wall to Wall N/A ft
Front Tire Size LT215/85R16
Rear Tire Size LT215/85R16
Spare Tire Size LT215/85R16
Dead Weight Hitch - Max Trailer Wt. 7500 lbs
Dead Weight Hitch - Max Tongue Wt. 1000 lbs
Wt Distributing Hitch - Max Trailer Wt. 9800 lbs
Wt Distributing Hitch - Max Tongue Wt. 980 lbs
Fifth Wheel Hitch - Max Trailer Wt. 9800 lbs
Fifth Wheel Hitch - Max Tongue Wt. 1470 lbs
Maximum Trailering Capacity N/A lbs
Base Curb Weight N/A lbs
Curb Weight - Front 3087 lbs
Curb Weight - Rear 2658 lbs
Option Weight - Front 0.00 lbs
Option Weight - Rear 0.00 lbs
As Spec'd Curb Weight 5745.00 lbs
As Spec'd Payload N/A lbs
Maximum Payload Capacity N/A lbs
Gross Combined Wt Rating 16000 lbs
Gross Axle Weight Rating 13220.00 lbs
Curb Weight 5745.00 lbs
Total Option Weight 0.00 lbs
Gross Vehicle Weight Rating 11,400 lbs
Passenger Capacity 6
Front Head Room 41.0 in
Front Leg Room 41.3 in
Front Shoulder Room 65.2 in
Front Hip Room 61.4 in
Second Head Room 38.4 in
Second Leg Room 33.7 in
Second Shoulder Room 66.3 in
Second Hip Room 61.5 in
Wheelbase 157.5 in
Length, Overall w/o rear bumper 246.5 in
Length, Overall w/rear bumper N/A in
Length, Overall N/A in
Width, Max w/o mirrors 96.1 in
Height, Overall 76.2 in
Overhang, Front 37.0 in
Overhang, Rear w/o bumper 52.1 in
Cab to End of Frame N/A in
Ground to Top of Load Floor 35.7 in
Ground Clearance, Front 9.1 in
Ground Clearance, Rear 12.1 in
Cargo Box Length @ Floor 97.6 in
Cargo Box Width @ Top, Rear 61.9 in
Cargo Box Width @ Floor 64.8 in
Cargo Box Width @ Wheelhousings 50.0 in
Cargo Box (Area) Height 19.5 in
Tailgate Width 61.9 in
Cargo Volume 70.7 ft³
Ext'd Cab Cargo Volume N/A ft³
Steering, power Standard
Lamps, 5 amber roof marker Standard
Wheels, 6 - 16" x 6.5" (40.6 cm x 16.5 cm) 8-lug steel, painted (dual rear) -inc: painted center caps & steel spare Standard
Floor covering, color-keyed carpeting Standard
Wipers, intermittent, front wet-arm w/pulse washers Standard
Lighting, dome lamp, reading, courtesy, illuminated entry feature, backlit instrument panel switches & door handle-activated illuminated entry Standard
Air bags, frontal, driver & right front passenger-inc: passenger side deactivation switch Standard
Battery, heavy-duty, 600 cold-cranking amps-inc: rundown protection & retained accessory power Standard
Brakes, 4-wheel antilock, 4-wheel disc Standard
Lamps, dual cargo area lamps Standard
Headlamps, dual halogen composite-inc: flash-to-pass feature & automatic lamp control Standard
Bumper, front, chrome, w/Gray lower Standard
Brakes, 4-wheel antilock, 4-wheel disc Standard
Bumper, rear, painted step-inc: pad Standard
Headliner, Shale-colored cloth, w/matching retainer moldings Standard
Driver Information Center-inc: trip odometer & message center (monitors numerous systems depending on vehicle equipment level-inc: low fuel, turn signal "on", transmission temperature, low engine coolant level, & oil oil change notification) Standard
Cooling, external engine oil cooler, heavy-duty air-to-oil, integral to driver side of radiator Standard
Coat hooks, driver & passenger side Standard
Wheel flares, front only Standard
Daytime running lamps-inc: automatic exterior lamp control Standard
Suspension, front, independent torsion bar, & stabilizer bar Standard
Steering wheel, steel sleeve-inc: theft-deterrent locking feature Standard
Visors, padded, Shale-colored, driver & passenger side w/cloth trim, pocket on driver side & vanity mirror on passenger side Standard
Sound system feature, 4-speakers Standard
Rear wheel drive Standard
Door trim, side reflectors Standard
Windows, rear quarter swing-out Standard
Glass, Solar-Ray light tinted, all windows Standard
Assist handles, front passenger & outboard rear seats Standard
Air conditioning, dual-zone, manual, individual climate settings for driver & right front passenger Standard
Power outlets, auxiliary, covered, 2 dash-mounted, 12-volt Standard
Floormats, front & rear, color-keyed rubberized vinyl, removable Standard
Recovery hooks, 2 front, frame-mounted Standard
Steering column, Tilt-Wheel, adjustable-inc: brake/transmission shift interlock Standard
34 gallon fuel tank Standard
Sound system, ETR AM/FM stereo-inc: seek-&-scan, digital clock Standard
Engine, Vortec 6000 V8 SFI (300 HP [223.8 kW] @ 4400 rpm, 360 lb.-ft. [486.6 N-m] @ 4000 rpm) Standard
Tailgate protection, top of tailgate protection cap Standard
Cigarette lighter, on instrument panel Standard
Suspension Package, Handling/Trailering, heavy-duty Standard
Tools, mechanical jack & wheel wrench, gloves, courtesy mat, spare tire assist hook, floor-mounted in back of cab Standard
Air dam, Gray Standard
Pickup bed, Wideside, steel w/double wall construction & flexible side fender extensions over dual rear wheels Standard
Cooling, external transmission oil cooler, auxiliary, heavy-duty air-to-oil Standard
Seats, rear 60/40 split-bench, flat folding, 3-passenger (inc: top tethers & lower anchors for child seat) Standard
Cooling, internal transmission oil cooler, water-to-oil, integral to driver side of radiator tank Standard
Alternator, 105 amps Standard
Mirror, inside rearview, manual day/night Standard
Warning tones, headlamp on, key-in-ignition, driver safety belt unfasten, turn signal on Standard
Seats, front Custom Cloth 40/20/40 split-bench, 3-passenger, driver & passenger manual reclining, center fold-down armrest w/storage, adjustable outboard head restraints, & storage pockets Standard
Grille, Gray surround Standard
Theft-deterrent system, PASSLock II Standard
Suspension, rear, semi-elliptic 2-stage multi-leaf springs Standard
Instrumentation, analog-inc: speedometer, odometer w/trip odometer, fuel level, voltmeter, engine temperature, oil pressure & tachometer Standard
Cupholders, front & rear Standard
Mirrors, outside rearview, foldaway, manual, Black, below eye-line, adjustable heads Standard
Paint, solid Standard
(7) Tires, LT215/85R16D, all-season, blackwall Standard
Frame, ladder type Standard
Transmission, 4-speed automatic, heavy-duty, electronically controlled w/overdrive, tow/haul mode & Cooling, external transmission oil cooler Standard
Exhaust, aluminized stainless-steel muffler & tailpipe Standard
Daytime running lamps-inc: automatic exterior lamp control Standard
GVWR, 11,400 lbs. (5171 kg) Standard
Tire carrier, outside spare, winch-type mounted under frame at rear Standard

Compare trims

2003 GMC Sierra 3500

Wondering which trim is right for you?