Pontiac G8 Models and G8 History

Put on the market in 2008, the G8 by Pontiac was offered as an all-new and sporty, full-sized sedan with an available V8 engine and seductive styling. XM Satellite Radio was made standard in 2009, with the popular GXP trim debuting.

New and Used G8 Prices, Pontiac G8 Model Years and History

An exciting sedan in the Pontiac lineup, the 2009 Pontiac G8 is based on the Australian-built Holden Commodore that our friends down-under have enjoyed for years.
J.D. Power Ratings
Overall Quality
 2 / 5
Overall Performance
 4 / 5
Overall Dependability
Not Available
Consumer Reviews ( 2 )
Braking
 5.0
Fuel Economy
 4.5
Interior Comfort
 5.0
Acceleration
 5.0
Dependability
 5.0
Handling
 5.0
Ride Quality
 4.5
Overall Rating
 5.0

A new full-size sports sedan, the 2008 Pontiac G8 is available with a sporty 256 hp V6 or a more performance focused 361 hp 6.0L V8.
Consumer Reviews ( 1 )
Braking
 5.0
Fuel Economy
 4.0
Interior Comfort
 3.0
Acceleration
 5.0
Dependability
 5.0
Handling
 5.0
Ride Quality
 4.0
Overall Rating
 5.0

J.D. Power Rating Legend
Among the Best
5 / 5
Better than Most
4 / 5
About Average
3 / 5
The Rest
2 / 5

* The J.D. Power Ratings are calculated based on the range between the car manufacturer or car model with the highest score and the car manufacturer or car model with the lowest score. J.D. Power generates a rating of a five, four, three, or two. If there is insufficient data to calculate a rating, “Not Available” is used in its place.

J.D. Power Ratings may not include all information used to determine J.D. Power awards, visit the Car Ratings page to learn more about awards and ratings.