GMC
GMC · model year 1988
1988 GMC G15/25 Rally 2WD
Van · Rear-Wheel Drive · Diesel · EPA class: Vans
EPA figures · 1988fueleconomy.gov
17MPG combined
15/21MPG city / highway
$5,650fuel a year
599 g CO₂ per mile 6.2 L 8-cyl Automatic 4-spd
This car on fueleconomy.gov, read 2 October 2026. Your own figures depend on how and where you drive.
Where it places
Every figure on record
- Combined MPG
- 17 MPG
- City MPG
- 15 MPG
- Highway MPG
- 21 MPG
- Annual fuel cost
- $5,650
- Tailpipe CO₂
- 599 g per mile
- Model year
- 1988
- Body
- Van
- EPA size class
- Vans
- Drive
- Rear-Wheel Drive
- Engine
- 6.2 L 8-cyl
- Transmission
- Automatic 4-spd
- Fuel
- Diesel
Efficiency
Running cost
The car
Powertrain
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