1984 Pontiac Grand Prix Specs, MPG & Trims
EPA fuel-economy data and specifications for the 1984 Pontiac Grand Prix (15–21 MPG combined) across 7 listed configurations.
Overview
- Body class
- Midsize Cars
- Engine
- 6-cyl, 3.8 L; 8-cyl, 5.0 L; 8-cyl, 5.7 L
- Fuel type
- Regular Gasoline, Diesel
- Combined MPG
- 15–21 MPG
- Annual fuel cost
- $3,550–$4,550
- Configurations
- 7
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.
| Powertrain | City | Highway | Combined | Annual fuel cost | CO2 |
|---|---|---|---|---|---|
| 8-cyl 5.7 L · Diesel | 18 | 25–27 | 21 | $4,550 | — |
| 6-cyl 3.8 L · Regular Gasoline | 16–17 | 22 | 18–19 | $3,550–$3,700 | — |
| 8-cyl 5.0 L · Regular Gasoline | 14–15 | 18–21 | 15–17 | $3,950–$4,450 | — |
Configurations & engine comparison
Each row is one configuration/engine combination reported by the EPA for this model year. Missing EPA values are shown as —.
| Configuration / engine | Drive | Transmission | Cyl. | Displ. (L) | Fuel type | City | Hwy | Comb. | Annual cost |
|---|---|---|---|---|---|---|---|---|---|
| Grand Prix | — | Automatic 3-spd | 6 | 3.8 | Regular Gasoline | 17 | 22 | 19 | $3,550 |
| Grand Prix | — | Automatic 3-spd | 8 | 5.0 | Regular Gasoline | 14 | 18 | 15 | $4,450 |
| Grand Prix | — | Automatic 3-spd | 8 | 5.7 | Diesel | 18 | 25 | 21 | $4,550 |
| Grand Prix | — | Automatic 3-spd | 6 | 3.8 | Regular Gasoline | 16 | 22 | 18 | $3,700 |
| Grand Prix | — | Automatic 3-spd | 8 | 5.0 | Regular Gasoline | 15 | 19 | 16 | $4,200 |
| Grand Prix | — | Automatic 4-spd | 8 | 5.0 | Regular Gasoline | 15 | 21 | 17 | $3,950 |
| Grand Prix | — | Automatic 4-spd | 8 | 5.7 | Diesel | 18 | 27 | 21 | $4,550 |
Frequently asked questions
What is the combined MPG of the 1984 Pontiac Grand Prix?
According to EPA data, the 1984 Pontiac Grand Prix is rated at 15–21 MPG combined for its conventional-fuel configurations.
How many cylinders does the 1984 Pontiac Grand Prix have?
The EPA data lists 6 and 8 cylinders across its configurations.
What fuel type does the 1984 Pontiac Grand Prix use?
It is offered with Regular Gasoline and Diesel.
What is the annual fuel cost of the 1984 Pontiac Grand Prix?
The EPA estimates annual fuel costs ranging from $3,550 to $4,550.