1985 GMC S15 Cab Chassis Specs, MPG & Trims

EPA fuel-economy data and specifications for the 1985 GMC S15 Cab Chassis (13–17 MPG combined) across 4 listed configurations.

Overview

Body class
Special Purpose Vehicle 2WD
Drive
Rear-Wheel Drive
Engine
4-cyl, 2.5 L; 6-cyl, 2.8 L
Fuel type
Regular Gasoline
Combined MPG
13–17 MPG
Annual fuel cost
$3,950–$5,150
Configurations
4

MPG & fuel economy

City, highway and combined values below are EPA estimates. Where a powertrain has several configurations, the table shows the lowest–highest reported value. Electric configurations use MPGe.

EPA city, highway and combined ratings by powertrain for the 1985 GMC S15 Cab Chassis. Electric configurations are rated in MPGe.
PowertrainCityHighwayCombinedAnnual fuel costCO2
4-cyl 2.5 L · Regular Gasoline · Rear-Wheel Drive171717$3,950—
6-cyl 2.8 L · Regular Gasoline · Rear-Wheel Drive12–1414–1513–14$4,800–$5,150—

Configurations & engine comparison

Each row is one configuration/engine combination reported by the EPA for this model year. Missing EPA values are shown as —.

Every EPA-listed configuration for the 1985 GMC S15 Cab Chassis (4 rows). "Configuration" is the EPA configuration/engine name.
Configuration / engineDriveTransmissionCyl.Displ. (L)Fuel typeCityHwyComb.Annual cost
S15 Cab Chassis 2WDRear-Wheel DriveAutomatic 4-spd62.8Regular Gasoline131413$5,150
S15 Cab Chassis 2WDRear-Wheel DriveAutomatic 4-spd62.8Regular Gasoline141414$4,800
S15 Cab Chassis 2WDRear-Wheel DriveManual 4-spd42.5Regular Gasoline171717$3,950
S15 Cab Chassis 2WDRear-Wheel DriveManual 4-spd62.8Regular Gasoline121513$5,150

Frequently asked questions

What is the combined MPG of the 1985 GMC S15 Cab Chassis?

According to EPA data, the 1985 GMC S15 Cab Chassis is rated at 13–17 MPG combined for its conventional-fuel configurations.

How many cylinders does the 1985 GMC S15 Cab Chassis have?

The EPA data lists 4 and 6 cylinders across its configurations.

What fuel type does the 1985 GMC S15 Cab Chassis use?

It uses Regular Gasoline.

What is the annual fuel cost of the 1985 GMC S15 Cab Chassis?

The EPA estimates annual fuel costs ranging from $3,950 to $5,150.