1998 Pontiac Sunfire engine and engine cooling problems
32 owner complaints filed with NHTSA name the engine and engine cooling on the 1998 Pontiac Sunfire — 27% of all complaints for this model year.
What owners report
“Coolant had been leaking for over 3 months off and on. Put in stop leak for a temp fix. However dexcool continued to eat away at my coolant system. Car has overheated on many occasions. Finally able to use jb weld to fix leak . *tr”
filed Jul 23, 2007
“In my 98 sunfire gt I have some major problems with yet I still own the car. A little bit ago it seems like my exhaust pipe falls off from the exhaust manifold from the flange. With causing your car to sound like it was a drag racer. Well I went to pontiac and figured out that it was going to cost…”
filed Mar 1, 2005
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Engine and Engine Cooling problems in other Sunfire years
| Year | Reports | Share |
|---|---|---|
| 2005 Sunfire | 2 | 3% |
| 2004 Sunfire | 4 | 13% |
| 2003 Sunfire | 8 | 11% |
| 2002 Sunfire | 11 | 13% |
| 2001 Sunfire | 12 | 18% |
| 2000 Sunfire | 25 | 26% |
| 1999 Sunfire | 17 | 18% |
| 1997 Sunfire | 31 | 16% |
| 1996 Sunfire | 39 | 19% |
| 1995 Sunfire | 38 | 32% |
Other reported problem areas on the 1998 Pontiac Sunfire
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.