2001 Pontiac Bonneville electrical system problems
16 owner complaints filed with NHTSA name the electrical system on the 2001 Pontiac Bonneville — 12% of all complaints for this model year.
What owners report
“My car caught on fire back in january 2020 under the hood on my way to work the fire started behind the vale cover gaskets and now oil is leaking on the manifold gaskets and gas is mixing with the oil and I can't drive my car anymore help me please.”
filed Aug 19, 2020
“Tl* the contact owns a 2001 pontiac bonneville. While driving approximately 45 mph, the contact attempted to engage the brakes and the vehicle stalled without warning. The failure occurred on numerous occasions. The vehicle was taken to the dealer on several occasions and repaired. The type of…”
filed Sep 15, 2014
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
This service bulletin provides information for dealers/technicians on OnStar Module 2G Sunset Information.
23-NA-001 · Service Bulletin/Repair Instructions · issued Mar 28, 2025This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8…
PIP4723J · Service Bulletin/Repair Instructions · issued Oct 25, 2024Vehicle Wide Programming (VWP) is a new process to update software on GM Vehicles. It provides the ability via a single selection within Techline Connect to first identify which modules need updating and then proceed to…
General Communication · Service Campaign · issued Aug 26, 2024This service bulletin provides information for dealers/technicians on Service Programming System (SPS) Error Codes E4398, E4399, E4401, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491, E4492, or E6961 and…
24-NA-098 · Service Bulletin/Repair Instructions · issued Jun 6, 2024
Electrical System problems in other Bonneville years
| Year | Reports | Share |
|---|---|---|
| 2005 Bonneville | 8 | 30% |
| 2004 Bonneville | 11 | 39% |
| 2003 Bonneville | 10 | 19% |
| 2002 Bonneville | 10 | 11% |
| 2000 Bonneville | 32 | 15% |
| 1999 Bonneville | 22 | 15% |
| 1998 Bonneville | 28 | 10% |
| 1997 Bonneville | 28 | 19% |
| 1996 Bonneville | 21 | 14% |
| 1995 Bonneville | 40 | 16% |
| 1994 Bonneville | 19 | 22% |
| 1993 Bonneville | 18 | 13% |
Other reported problem areas on the 2001 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.