1989 Pontiac 20th Anniversary Trans Am MPG and Fuel Economy

On this page, you will find a complete guide to the miles per gallon and fuel efficiency data for the 1989 Pontiac 20th Anniversary Trans Am.

The 1989 Pontiac 20th Anniversary Trans Am runs on regular gasoline and is in the Subcompact Cars car class.

Whether you are considering a purchase of the car, or just wanting to find out how economical and environmentally friendly (or un-friendly) your 1989 Pontiac 20th Anniversary Trans Am is, we have the information you need.

🛣 How Many Miles per Gallon (MPG) Does a 1989 Pontiac 20th Anniversary Trans Am Get?

First off, the most commonly asked question. A 1989 Pontiac 20th Anniversary Trans Am gets up to 15 miles per gallon in the city, and 22 miles per gallon on the highway.

The combined average MPG for the 1989 Pontiac 20th Anniversary Trans Am is 17 miles per gallon.

💵 What is the Average Yearly Fuel Cost for a 1989 Pontiac 20th Anniversary Trans Am?

The estimated fuel costs for the 1989 Pontiac 20th Anniversary Trans Am is $3,700 per year.

That value has been estimated by government regulators based on 15,000 miles driven per year, using regular gasoline, and a split of 55% city driving and 45% highway driving.

If you were to compare a 1989 Pontiac 20th Anniversary Trans Am to an average vehicle over 5 years, you will spend $7,000 more on fuel.

🛢 How Many Barrels of Petroleum Does a 1989 Pontiac 20th Anniversary Trans Am Consume?

The 1989 Pontiac 20th Anniversary Trans Am will consume roughly 18 barrels of petroleum per year, using the standard estimate of 15,000 miles per year.

The majority of the world's petroleum is sourced from countries like Saudi Arabia, Russia, Iraq, and the United States.

Overview

The table below covers all of the miles per gallon, engine specifications, and emission details we have for the 1989 Pontiac 20th Anniversary Trans Am.

City MPG15
Highway MPG22
Combined MPG17
Save/Spend vs Average CarSpend $7,000
Fuel Cost$3,700
Fuel Type 1Regular
Barrels of Petroleum18
DriveRear-Wheel Drive
Cylinders6
Displacement3.8
TransmissionAutomatic 4-spd
Vehicle ClassSubcompact Cars
Start/Stop?No
Supercharged?No
Turbocharged?Yes

Related Pontiac Models from 1989

If you're interested in other Pontiac models from 1989, you can find them in the table below. You can click the model link to find miles per gallon and emission information for that model.

Link To or Reference This Page

If you use this page in your research, please reference MPG Buddy as the source.

  • "1989 Pontiac 20th Anniversary Trans Am MPG and Fuel Economy." MPG Buddy. Accessed on January 3, 2026. https://mpgbuddy.com/cars/pontiac/20th-anniversary-trans-am/1989.

  • "1989 Pontiac 20th Anniversary Trans Am MPG and Fuel Economy." MPG Buddy, https://mpgbuddy.com/cars/pontiac/20th-anniversary-trans-am/1989. Accessed January 3, 2026.

  • 1989 Pontiac 20th Anniversary Trans Am MPG and Fuel Economy. MPG Buddy. Retrieved from https://mpgbuddy.com/cars/pontiac/20th-anniversary-trans-am/1989.