1996 Pontiac Bonneville engine and engine cooling problems
43 owner complaints filed with NHTSA name the engine and engine cooling on the 1996 Pontiac Bonneville — 29% of all complaints for this model year.
What owners report
“Tl* the contact owns a 1996 pontiac bonneville. The contact stated that several attempts had to be made before succeeding in starting vehicle. The vehicle was taken to a mechanic where the failure was located at the intake manifold and oxygen sensor. The intake manifold cap was melting and causing…”
filed Jun 28, 2012
“This car belongs to my elderly mother which she bought used and has been an on going problem! Occasionally when starting the car, the engine will backfire, after starting it would run ok. The car now does not run as the intake manifold is broken from the backfiring and almost caught on fire the…”
filed May 15, 2012
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% |
| 1998 Bonneville | 194 | 70% |
| 1997 Bonneville | 50 | 34% |
| 1995 Bonneville | 55 | 23% |
| 1994 Bonneville | 14 | 16% |
| 1993 Bonneville | 20 | 14% |
Other reported problem areas on the 1996 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.