1991 Pontiac Grand Prix service brakes, hydraulic problems
76 owner complaints filed with NHTSA name the service brakes, hydraulic on the 1991 Pontiac Grand Prix — 44% of all complaints for this model year.
What owners report
“I have a 1991 pontiac grand prix w/ a 3.4l v-6 and I have been having problems w/ the brake system since 1999. I was driving down the street and the brakes would work one second and not the next ( would get really stiff and firm, no assist), so a couple days later it just went stiff for good. I…”
filed Nov 8, 2003
“The alternator/starter go out every 6 months, the fuel pump has been replaced 8 times, the left turn signal does not blink, the brakes go out every 6 months, I think there was a recall on the brake system. The power steering has to be refilled every 100 miles. The drivers side power window does not…”
filed Nov 6, 2001
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
Abs warning light is on. *tw
435012A · Service Bulletin/Repair Instructions · issued Jan 1, 1995Abs wire harness for the right front wheel may rub on the brake line causing the abs warning light to come on. *tw
435012 · Service Bulletin/Repair Instructions · issued Dec 1, 1994
Service Brakes, Hydraulic problems in other Grand Prix years
| Year | Reports | Share |
|---|---|---|
| 2008 Grand Prix | 4 | 3% |
| 2007 Grand Prix | 2 | 1% |
| 2006 Grand Prix | 11 | 5% |
| 2005 Grand Prix | 5 | 3% |
| 2004 Grand Prix | 21 | 5% |
| 2003 Grand Prix | 6 | 6% |
| 2002 Grand Prix | 20 | 6% |
| 2001 Grand Prix | 7 | 2% |
| 2000 Grand Prix | 20 | 4% |
| 1999 Grand Prix | 16 | 4% |
| 1998 Grand Prix | 34 | 7% |
| 1997 Grand Prix | 42 | 5% |
Other reported problem areas on the 1991 Pontiac Grand Prix
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.