2005 Pontiac Bonneville
The 2005 Pontiac Bonneville has 37 complaints on file with NHTSA. The largest share (32%) concerns air bags. After that come electrical system (22%) and engine (14%).
At a glance
- Complaints
- 37 filed with NHTSA
- Most reported
- Air bags 32% of complaints
- Fuel economy
- 18 to 21 MPG combined
Sources: NHTSA complaints, recalls and 5-Star ratings; U.S. EPA
Problems owners report
The 2005 Pontiac Bonneville has 37 complaints on file with NHTSA. The largest share (32%) concerns air bags. After that come electrical system (22%) and engine (14%).
Mileage, severity and owner comments for the 2005 Pontiac Bonneville
Fuel economy
The EPA lists 2 versions of the 2005 Pontiac Bonneville. Combined fuel economy ranges from 18 to 21 MPG; the most efficient version is rated 18 city / 27 highway.