Photo: GMC Suburban by Mr.choppers, CC BY-SA 3.0, via Wikimedia Commons. It shows the model, not always this exact version.
GMC · model year 1985
1985 GMC C15 Suburban 2WD
Special purpose · Rear-Wheel Drive · Diesel · EPA class: Special Purpose Vehicle 2WD
EPA figures · 1985fueleconomy.gov
18MPG combined
15/22MPG city / highway
$5,300fuel a year
566 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
- 18 MPG
- City MPG
- 15 MPG
- Highway MPG
- 22 MPG
- Annual fuel cost
- $5,300
- Tailpipe CO₂
- 566 g per mile
- Model year
- 1985
- Body
- Special purpose
- EPA size class
- Special Purpose Vehicle 2WD
- 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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19 MPG · $5,050 fuel a year 1985 GMC C15 Suburban 2WD
14 MPG · $4,800 fuel a year 1985 GMC C15 Suburban 2WD
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12 MPG · $5,600 fuel a year