GMC
K2500 Sierra 4WD

U.S. fuel economy and specifications from the EPA.

GMC Sierra GMT400 pickup truck as sold in the 1990s
18Best combined MPG1992 model year
1989–1992Model years4 with EPA ratings
46Rated configurationsDrive, transmission and engine
4.3–6.2 LEngine sizeDisplacement

Best combined MPG by model year

The highest EPA rating among each year's configurations.

1989 17 MPG
1990 16 MPG
1991 17 MPG
1992 18 MPG

10 configurations.

4-Wheel or All-Wheel Drive · Automatic 4-spd

Regular gasoline · Standard Pickup Trucks

Combined MPG
15
Engine displacement
4.3 L
Cylinders
6
EPA listing for this configuration: 1992, 4-Wheel or All-Wheel Drive, Automatic 4-spd, 4.3 L, Regular

4-Wheel or All-Wheel Drive · Manual 5-spd

Regular gasoline · Standard Pickup Trucks

Combined MPG
15
Engine displacement
4.3 L
Cylinders
6
EPA listing for this configuration: 1992, 4-Wheel or All-Wheel Drive, Manual 5-spd, 4.3 L, Regular

4-Wheel or All-Wheel Drive · Manual 5-spd

Regular gasoline · Standard Pickup Trucks

Combined MPG
15
Engine displacement
4.3 L
Cylinders
6
EPA listing for this configuration: 1992, 4-Wheel or All-Wheel Drive, Manual 5-spd, 4.3 L, Regular

4-Wheel or All-Wheel Drive · Automatic 4-spd

Regular gasoline · Standard Pickup Trucks

Combined MPG
14
Engine displacement
5.0 L
Cylinders
8
EPA listing for this configuration: 1992, 4-Wheel or All-Wheel Drive, Automatic 4-spd, 5.0 L, Regular

4-Wheel or All-Wheel Drive · Manual 5-spd

Regular gasoline · Standard Pickup Trucks

Combined MPG
13
Engine displacement
5.0 L
Cylinders
8
EPA listing for this configuration: 1992, 4-Wheel or All-Wheel Drive, Manual 5-spd, 5.0 L, Regular

4-Wheel or All-Wheel Drive · Automatic 4-spd

Regular gasoline · Standard Pickup Trucks

Combined MPG
13
Engine displacement
5.7 L
Cylinders
8
EPA listing for this configuration: 1992, 4-Wheel or All-Wheel Drive, Automatic 4-spd, 5.7 L, Regular

4-Wheel or All-Wheel Drive · Manual 4-spd

Regular gasoline · Standard Pickup Trucks

Combined MPG
12
Engine displacement
5.7 L
Cylinders
8
EPA listing for this configuration: 1992, 4-Wheel or All-Wheel Drive, Manual 4-spd, 5.7 L, Regular

4-Wheel or All-Wheel Drive · Manual 5-spd

Regular gasoline · Standard Pickup Trucks

Combined MPG
13
Engine displacement
5.7 L
Cylinders
8
EPA listing for this configuration: 1992, 4-Wheel or All-Wheel Drive, Manual 5-spd, 5.7 L, Regular

4-Wheel or All-Wheel Drive · Automatic 4-spd

Diesel · Standard Pickup Trucks

Combined MPG
17
Engine displacement
6.2 L
Cylinders
8
EPA listing for this configuration: 1992, 4-Wheel or All-Wheel Drive, Automatic 4-spd, 6.2 L, Diesel

4-Wheel or All-Wheel Drive · Manual 5-spd

Diesel · Standard Pickup Trucks

Combined MPG
18
Engine displacement
6.2 L
Cylinders
8
EPA listing for this configuration: 1992, 4-Wheel or All-Wheel Drive, Manual 5-spd, 6.2 L, Diesel

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