Used 2003 GMC Sierra 3500 Extended Cab Features & Specs | Edmunds
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2003 GMC Sierra 3500 Extended Cab - Features & Specs

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Base Extended Cab Pickup

(6.0L V8 4-speed Automatic 8.1 ft. Bed)

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Highlights

  • FUEL ECONOMY (CTY/HWY) Not Available
  • CAR TYPE Truck
  • TRANSMISSION 4-speed Automatic
  • BASIC WARRANTY 3 Yr./ 36000 Mi.
  • BLUETOOTH No
  • HEATED SEATS No
  • ENGINE TYPE Gas
  • TOTAL SEATING 6
  • CYLINDERS V8
  • DRIVE TRAIN Rear Wheel Drive
  • CONSUMER RATING
  • NAVIGATION No
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Colors

Exterior Colors

Carbon Metallic Fire Red Marine Blue Metallic Onyx Black Pewter Metallic Polo Green Metallic Summit White

Interior Colors

Dark Pewter Neutral
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Specifications

LENGTH 20ft 6.5in
WIDTH 8ft 0.1in
HEIGHT
6ft 4.2in
GROUND CLEARANCE
0ft 9.1in
Body style illustration may not reflect the actual shape of this vehicle.

Exterior Measurements

8 ft. 0.1 in. (96.1 in.) 6 ft. 4.2 in. (76.2 in.)
20 ft. 6.5 in. (246.5 in.) 0 ft. 9.1 in. (9.1 in.)
5 ft. 8.6 in. (68.6 in.) 6 ft. 2.7 in. (74.7 in.)
13 ft. 1.5 in. (157.5 in.)

Interior Measurements

41 in. 61.4 in.
41.3 in. 65.2 in.
61.5 in. 38.4 in.
33.7 in. 66.3 in.

Fuel

Gas Regular unleaded
34 gal. N/A

DriveTrain

Rear wheel drive 4-speed automatic

Engine & Performance

6.0 L Overhead valves (OHV)
V8 16
360 ft-lbs. @ 4000 rpm 300 hp @ 4400 rpm
50.7 ft.

Suspension

  • Short and long arm front suspension
  • Solid live axle rear suspension
  • Front independent suspension

Warranty

3 yr./ 36000 mi. 3 yr./ 36000 mi.
3 yr./ 36000 mi. 6 yr./ 100000 mi.
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Features

Interior Features

Front Seats

  • Cloth
  • 40-20-40 split bench front seats

Rear Seats

  • Folding rear seatback
  • Rear ventilation ducts

Instrumentation

  • Clock
  • Tachometer
  • Trip computer
  • Low fuel level warning

Convenience

  • Front and rear cupholders
  • Front and rear door pockets
  • Retained accessory power
  • Front seatback storage
  • Power steering
  • Tilt-adjustable steering wheel

Comfort

  • Dual zone air conditioning
  • Cargo area light
  • Front reading lights
  • Rear floor mats
  • Passenger vanity mirror

In Car Entertainment

  • Mast antenna
  • 4 total speakers
  • AM/FM stereo
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Features

Exterior Features

Roof and Glass

  • Variable intermittent wipers
  • Swing out opening rear quarter windows

Truck Features

  • Auxiliary transmission fluid cooler
  • Engine hour meter

Tires and Wheels

  • Steel wheels
  • 16 x 6.5 in. wheels
  • Steel spare wheel
  • LT215/85R D tires
  • All season tires
  • Underbody mounted spare tire
  • Fullsize matching spare tire

Towing and Hauling

  • Trailer wiring

Safety Features

  • 4-wheel ABS
  • Child seat anchors
  • Front and rear ventilated disc brakes
  • Daytime running lights
  • Engine immobilizer
  • Auto delay off headlamps
  • Dusk sensing headlamps
  • 2 front headrests
  • 2 rear headrests
  • Passenger airbag deactivation switch
  • Front center lap belt
  • Rear center lap belt
  • Electronic brakeforce distribution
  • Rear height adjustable headrests
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