GMC
Sierra 2500
2003
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2003 GMC Sierra 2500 Specs & Safety

The table below shows all 2003 GMC Sierra 2500 specs by style, including MPG (fuel economy), transmission details, and interior and exterior dimensions. Additionally, find 2003 GMC Sierra 2500 warranty and reliability information, such as limits on bumper-to-bumper coverage and major components.
MSRP *
$23,600
Invoice *
$20,650
Engine
6.0L V-8 300 HP 360.0 ft.lbs. @ 4,000 rpm
Transmission
5-spd man w/OD / 4-spd auto w/OD
Bumper to Bumper Months/Miles
36/36,000
Engine
6.0L V-8 300 HP 360.0 ft.lbs. @ 4,000 rpm
Transmission
5-spd man w/OD / 4-spd auto w/OD
Alternator
105 amp / 145 amp
Battery
600 amp heavy duty with run down protection / 600 amp heavy duty with run down protection, auxiliary battery / 770 amp heavy duty with run down protection / 770 amp heavy duty with run down protection, auxiliary battery
Axle Ratio
3.73 / 4.10
Recommended Fuel Type
regular unleaded
Fuel Tank
34.0 gal.
Exhaust
stainless steel
Drive Type
rear-wheel
Limited Slip Differential
limited slip differential
Ride
heavy duty
Front Suspension
short and long arm
Front Anti-Roll Bar
front anti-roll bar
Front Springs
torsion bar
Front Torsion Bar
front torsion bar
Front Shocks
gas-pressurized
Rear Suspension
rigid axle leaf
Rear Springs
leaf
Rear Shocks
gas-pressurized
Steering
re-circulating ball
Brakes
4-wheel disc
Vented Disc Brakes
front and rear
Wheels
16.0 " painted steel
Front Tires
LT245/75SR16.0EBSW AS / LT245/75SR16.0EBSW AT
Spare Tire and Wheel
full-size steel
Seating Capacity
3 / 2
Front Seat Type
40-20-40 split-bench / bucket
Front Headrests
adjustable
Front Driver Seat Direction Controls
4-way / 2-way
Front Passenger Seat Direction Controls
4-way / 2-way
Seat Trim
cloth/vinyl / premium cloth / vinyl
Door Trim
cloth w/carpet lower
Headliner
full cloth
Floor Trim
vinyl/rubber / carpet
Floor Mats
vinyl/rubber front
Vanity Mirrors
passenger
Auxiliary Visors
dual
Rearview Mirror
day-night
Glove Box
glove box
Cabback Insulator
cabback insulator
Dome Light
fade
Reading Lights
front
Overhead Console
mini
Cup Holder
front
Instrument Panel Storage
bin
Dashboard Storage
dashboard storage
Door Bins
dual
Front Air Conditioning
dual zone front manual
Radio
AM/FM stereo, clock, seek-scan / AM/FM stereo, seek-scan / seek-scan
CD
in-dash mounted single
Speakers
4
Antenna
fixed
Cruise Control
cruise control
Door Locks
manual / power
Power Outlets
2
Retained Accessory Power
retained accessory power
Smokers Package
ashtray
Lighter Elements
front
Instrument Display
analog
Tachometer
tachometer
Oil Pressure Gauge
oil pressure gauge
Water Temp Gauge
engine temperature gauge
Volt Gauge
voltmeter gauge
Systems Monitor
systems monitor
Trip Odometer
trip odometer
Steering Wheel Type
tilt
Front Windows
manual / power
1-Touch Open Window
driver and passenger
Tinted Windows
light
Front Windshield Wipers
variable intermittent
Sun Visor Strip
sun visor strip
Anti-Lock Brakes (ABS)
4-wheel anti-lock brakes (ABS)
Daytime Running Lights
daytime running lights
Center High Mounted Stop Light
center high mounted stop light
Front Impact Airbags
driver and passenger
Occupancy Sensor
occupancy sensor
Side Impact Bars
side impact beams
Ignition Disable
Passlock II
Door Count
2 doors
Exterior Cargo Length
97.6 "
Exterior Length
222.1 "
Exterior Width
78.5 "
Exterior Height
74.2 "
Wheelbase
133 "
Front Tread
65 "
Rear Tread
66 "
Turning Radius
22.7 '
Gross Vehicle Weight Rating
8,600 lbs.
Curb Weight
5,059 lbs.
Front Gross Axle Weight Rating
4,100 lbs.
Rear Gross Axle Weight Rating
6,000 lbs.
Payload
3,541 lbs.
Max Trailer Weight
10,700 lbs.
Max Trailer Tongue Weight
16,000 lbs.
Front Legroom
41.3 "
Front Headroom
41.0 "
Front Hiproom
61.4 "
Front Shoulder Room
65.2 "
Exterior Cargo Width
50.0 "
Exterior Cargo Volume
70.7 cu.ft.
Pickup
regular
Bumpers
front chrome / front chrome with 2 front tow hook(s)
Rear Bumper
argent / chrome
Rear Step Bumper
rear step bumper
Fender Flares
black
Grille Moldings
argent
Paint
clearcoat monotone
Exterior Mirrors
dual manual / manual convex spotter driver / dual power remote / dual manual convex spotter
Trailering
class IV heavy duty
Trailering Harness
trailering harness
Trailering Hitch
trailering hitch
Bumper to Bumper Months/Miles
36/36,000
Major Components Months/Miles
36/36,000
Corrosion Perforation Months/Miles
72/100,000
Roadside Assistance Months/Miles
36/36,000

Safety Ratings

Below is the 2003 GMC Sierra 2500 safety rating information and crash results as reported by the National Highway Traffic Safety Administration (NHTSA). The ratings are based on a star system and can vary by style.

Style
Frontal Rating

NHTSA rates vehicles on a scale of 1 to 5 stars.

Frontal Rating:

5% or less chance of injury

6% to 10% or less chance of injury

11% to 20% or less chance of injury

21% to 25% or less chance of injury

26% or greater chance of injury

Side Rating

NHTSA rates vehicles on a scale of 1 to 5 stars.

Side Rating:

10% or less chance of injury

11% to 20% or less chance of injury

21% to 35% or less chance of injury

36% to 45% or less chance of injury

46% or greater chance of injury

Safety data is not currently available from the National Highway Traffic Safety Administration. For a list of safety-related features, please check the Safety section.

Find more information on GMC vehicles

GMC Sierra 2500 By Year

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