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 1984
1984 GMC K15 Suburban 4WD
Special purpose · 4-Wheel or All-Wheel Drive · Diesel · EPA class: Special Purpose Vehicle 4WD
EPA figures · 1984fueleconomy.gov
16MPG combined
15/20MPG city / highway
$6,000fuel a year
636 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
- 16 MPG
- City MPG
- 15 MPG
- Highway MPG
- 20 MPG
- Annual fuel cost
- $6,000
- Tailpipe CO₂
- 636 g per mile
- Model year
- 1984
- Body
- Special purpose
- EPA size class
- Special Purpose Vehicle 4WD
- Drive
- 4-Wheel or All-Wheel Drive
- Engine
- 6.2 L 8-cyl
- Transmission
- Automatic 4-spd
- Fuel
- Diesel
Efficiency
Running cost
The car
Powertrain
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1984 GMC K15 Pickup 4WD
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18 MPG · $5,300 fuel a year 1984 GMC K15 Suburban 4WD
12 MPG · $5,600 fuel a year 1984 GMC K15 Suburban 4WD
11 MPG · $6,100 fuel a year 1984 GMC K15 Suburban 4WD
16 MPG · $6,000 fuel a year