Pontiac GTO MPG by Year & Engine (EPA)
EPA fuel-economy ratings for every rated Pontiac GTO model year from 2004 to 2006 — each engine and transmission with its official city, highway and combined figures. Over these years the GTO has been offered with 6.0L 8-cyl, 5.7L 8-cyl engines; the most efficient version is the 2004 (up to 19 MPG combined). Every rated gas version calls for premium gasoline. Data: U.S. Department of Energy & EPA, fueleconomy.gov; prices are live medians from VehiSales listings.
Pontiac GTO fuel economy by year
| Year | Combined | Engines | Median used price | For sale |
|---|---|---|---|---|
| 2006 | 16–18 MPG | 6.0L 8-cyl | — | — |
| 2005 | 16–18 MPG | 6.0L 8-cyl | — | — |
| 2004 | 17–19 MPG | 5.7L 8-cyl | — | — |
2006 Pontiac GTO: engines & MPG
The 2006 GTO was EPA-rated in 2 versions (6.0L 8-cyl), with combined economy from 16 to 18 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| GTO | 6.0L 8-cyl | Manual 6-spd | Premium | 15 | 23 | 18 MPG |
| GTO | 6.0L 8-cyl | Automatic 4-spd | Premium | 14 | 19 | 16 MPG |
2005 Pontiac GTO: engines & MPG
The 2005 GTO was EPA-rated in 2 versions (6.0L 8-cyl), with combined economy from 16 to 18 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| GTO | 6.0L 8-cyl | Manual 6-spd | Premium | 15 | 23 | 18 MPG |
| GTO | 6.0L 8-cyl | Automatic 4-spd | Premium | 14 | 19 | 16 MPG |
2004 Pontiac GTO: engines & MPG
The 2004 GTO was EPA-rated in 2 versions (5.7L 8-cyl), with combined economy from 17 to 19 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| GTO | 5.7L 8-cyl | Manual 6-spd | Premium | 16 | 26 | 19 MPG |
| GTO | 5.7L 8-cyl | Automatic 4-spd | Premium | 15 | 20 | 17 MPG |
Frequently asked questions
What MPG does a Pontiac GTO get?
Depending on year and engine, EPA combined ratings for the GTO range from 18 to 19 MPG. The most efficient rated version is the 2004 model year.
What engines does the 2006 Pontiac GTO have?
The 2006 GTO was EPA-rated with 6.0L 8-cyl engines — see the 2006 table above for each version's exact city/highway figures.
Does the Pontiac GTO require premium gas?
Yes — every EPA-rated gas GTO version specifies premium gasoline.
https://vehisales.com/research/fuel-economy/pontiac/gto.
See also: Pontiac GTO hub — live listings, prices & reliability · Used Pontiac GTO prices by year · Most fuel-efficient cars by segment · Model price trends. Media inquiries: [email protected].