1998 Pontiac Bonneville engine and engine cooling problems
194 owner complaints filed with NHTSA name the engine and engine cooling on the 1998 Pontiac Bonneville — 70% of all complaints for this model year.
What owners report
“The back two cradle mounts on both sides rusted out and mounts pulled through the cradle causing the steering to become loose filling and causing steering to be out of alignment and when hit brakes front would dart one way or the other and lots of noise coming from under vehicle from cradle…”
filed Apr 27, 2015
“Tl* the contact owns a 1998 pontiac bonneville. The contact stated that while driving approximately 20 mph the vehicle suddenly stalled. The contact attempted to restart the vehicle, but it hesitated to start. The vehicle was towed to an independent mechanic, who stated that the plastic gasket from…”
filed Jul 21, 2011
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Engine and Engine Cooling problems in other Bonneville years
| Year | Reports | Share |
|---|---|---|
| 2005 Bonneville | 1 | 4% |
| 2004 Bonneville | 2 | 7% |
| 2003 Bonneville | 6 | 11% |
| 2002 Bonneville | 10 | 11% |
| 2001 Bonneville | 22 | 17% |
| 2000 Bonneville | 37 | 17% |
| 1999 Bonneville | 59 | 41% |
| 1997 Bonneville | 50 | 34% |
| 1996 Bonneville | 43 | 29% |
| 1995 Bonneville | 55 | 23% |
| 1994 Bonneville | 14 | 16% |
| 1993 Bonneville | 20 | 14% |
Other reported problem areas on the 1998 Pontiac Bonneville
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.