GMC S15 Cab Chassis Specs, MPG & Trims by Year
EPA fuel-economy and specification data for the GMC S15 Cab Chassis, model years 1984–1988. The latest model year is shown first below.
Latest model year: 1988
- Body class
- Special Purpose Vehicle 2WD
- Drive
- Rear-Wheel Drive
- Engine
- 6-cyl, 2.8 L
- Fuel type
- Regular Gasoline
- Configurations
- 2
- Combined MPG
- 14 MPG
- Annual fuel cost
- $4,800
View the full 1988 GMC S15 Cab Chassis specs, MPG and trims
Across all 5 model years, EPA combined ratings span 13–17 MPG.
All model years
| Year | Body class | Combined | Configurations | Annual fuel cost |
|---|---|---|---|---|
| 1988 | Special Purpose Vehicle 2WD | 14 MPG | 2 | $4,800 |
| 1987 | Special Purpose Vehicle 2WD | 13–17 MPG | 3 | $3,950–$5,150 |
| 1986 | Special Purpose Vehicle 2WD | 13–17 MPG | 3 | $3,950–$5,150 |
| 1985 | Special Purpose Vehicle 2WD | 13–17 MPG | 4 | $3,950–$5,150 |
| 1984 | Special Purpose Vehicles | 13–15 MPG | 4 | $4,450–$5,150 |