2003 Pontiac Bonneville
The 2003 Pontiac Bonneville has 67 complaints on file with NHTSA. The largest share (21%) concerns engine. After that come electrical system (15%) and steering (15%).
At a glance
- Complaints
- 67 filed with NHTSA
- Most reported
- Engine 21% of complaints
- Recalls
- 2
- Fuel economy
- 19 to 21 MPG combined
Sources: NHTSA complaints, recalls and 5-Star ratings; U.S. EPA
Problems owners report
The 2003 Pontiac Bonneville has 67 complaints on file with NHTSA. The largest share (21%) concerns engine. After that come electrical system (15%) and steering (15%).
Mileage, severity and owner comments for the 2003 Pontiac Bonneville
Recalls
The 2003 Pontiac Bonneville is affected by 2 safety recall campaigns in NHTSA's records.
Fuel economy
The EPA lists 2 versions of the 2003 Pontiac Bonneville. Combined fuel economy ranges from 19 to 21 MPG; the most efficient version is rated 17 city / 27 highway.