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2003 GMC

Sierra 1500 2WD

Man 5-spd, 8 cyl, 4.8 L

GMC Sierra 1500: best and worst years
2003 GMC Sierra 1500 2WD
2003 photoBull-DoserPublic domainWikimedia Commons

Overview

Body
Standard Pickup TrucksEPA, from EPA, last updated 6/22/2026
Drivetrain
Rear-Wheel DriveEPA, from EPA, last updated 6/22/2026
Transmission
Manual 5-spdEPA, from EPA, last updated 6/22/2026
Powertrain
GasEPA, from EPA, last updated 6/22/2026
Fuel
RegularEPA, from EPA, last updated 6/22/2026

Engine & performance

Cyl
8EPA, from EPA, last updated 6/22/2026
Aspiration
Naturally aspiratedEPA, from EPA, last updated 6/22/2026

Efficiency

MPG Hwy
19 mpgEPA, from EPA, last updated 6/22/2026
MPG City
14 mpgEPA, from EPA, last updated 6/22/2026
MPG Comb
16 mpgEPA, from EPA, last updated 6/22/2026
Fuel $/yr
$3,900EPA, from EPA, last updated 6/22/2026
Elec. Range
0 miEPA, from EPA, last updated 6/22/2026

Dimensions & capacity

Length
225 inNHTSA vPIC, from NHTSA vPIC, last updated 10/13/2026
Width
80 inNHTSA vPIC, from NHTSA vPIC, last updated 10/13/2026
Height
74 inNHTSA vPIC, from NHTSA vPIC, last updated 10/13/2026
Wheelbase
144 inNHTSA vPIC, from NHTSA vPIC, last updated 10/13/2026
Curb Weight
4,447 lbNHTSA vPIC, from NHTSA vPIC, last updated 10/13/2026
Cab
Extra/Super/Quad/Double/King/ExtendedNHTSA vPIC, from NHTSA vPIC, last updated 10/13/2026
GVWR class
Class 2E (6,001 to 7,000 lb)NHTSA vPIC, from NHTSA vPIC, last updated 10/13/2026

Safety NHTSA, model year

Recalls
1
Owner complaints
180
Reported injuries
9

Reported problems NHTSA owner complaints, model year

  • SERVICE BRAKES26%
  • SERVICE BRAKES, HYDRAULIC24%
  • ELECTRICAL SYSTEM21%
  • STEERING7%
  • AIR BAGS3%
  • POWER TRAIN3%

Source: NHTSA owner complaints, 209 total.

GMC Sierra 1500: best and worst years

Warranty manufacturer terms, by make

Basic
3 yr / 36k mi
Powertrain
5 yr / 60k mi
Roadside assistance
5 yr / 60k mi
Maintenance
1 yr / 12k mi
EV battery
8 yr / 100k mi

Information is gathered on a best-effort basis from public sources, may be incomplete or out of date, and is not purchasing or financial advice. Verify with the manufacturer or dealer before buying.