2001 Pontiac Bonneville problems & reliability
129 owner complaints filed with NHTSA for the 2001 Pontiac Bonneville. Last verified Aug 7, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several vehicles.
7 complaints report injuries (9 injured).
Federal crash records (FARS 2020–2023): 2001 Pontiac Bonneville vehicles were involved in 2 fatal crashes with 2 occupant deaths. Involvement counts are not adjusted for how many are on the road and do not imply fault or a vehicle defect.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Steering | 31 | 24% |
| Engine and Engine Cooling | 22 | 17% |
| Power Train | 17 | 13% |
| Electrical System | 16 | 12% |
| Visibility | 15 | 12% |
| Air Bags | 11 | 9% |
| Fuel System, Gasoline | 11 | 9% |
| Engine | 9 | 7% |
| Structure | 8 | 6% |
| Service Brakes, Hydraulic | 7 | 5% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
Common symptoms owners describe
Keyword analysis of complaint narratives; one complaint can describe several symptoms.
Mileage when problems occurred
Half of the failures with a reported odometer reading occurred by 69,000 miles (middle 50% between 35,750 and 98,214 miles), based on 88 complaints that included mileage.
Complaints by incident 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.”
Fuel/propulsion System · filed Aug 19, 2020
“Tl* the contact owns a 2001 pontiac bonneville. The contact stated that the vehicle leaked oil out of the valve cover gasket and the spark plug wire retainer causing a misfire. The contact stated that while driving at an undisclosed speed the vehicle stalled without warning. The vehicle was restarted but failed to…”
Fuel System, Gasoline · filed Aug 6, 2020
“Tl* the contact owned a 2001 pontiac bonneville. While driving out of the driveway, the engine made an abnormal banging sound and the vehicle caught fire. The engine blew up and produced a thick cloud of smoke. The fire department extinguished the fire. A police report was not filed and there were no injuries. The…”
Engine · filed Mar 21, 2019
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Federal defect investigations
- ENGINE COMPARTMENT FIRE
Engineering Analysis EA07008 · opened Jun 12, 2007 · closed May 1, 2008 · led to recall 09V116000
- ENGINE COMPARTMENT FIRES
Engineering Analysis EA02030 · opened Oct 22, 2002 · closed Mar 9, 2004 · led to recall 04V090000
Technical service bulletins
384 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2001 Pontiac Bonneville. The 10 most recent:
This PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.
PIP5601C · Service Bulletin/Repair Instructions · issued Jul 18, 2025
This service bulletin provides information for dealers/technicians on OnStar Module 2G Sunset Information.
23-NA-001 · Service Bulletin/Repair Instructions · issued Mar 28, 2025
This Preliminary Information communication provides information to the technician about vehicles that have an unusual noise and is difficult to identify, isolate or pinpoint. Technician should get record a sound clip or…
PIP5358D · Service Bulletin/Repair Instructions · issued Feb 20, 2025
This 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, 2024
This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician…
PIT5099H · Service Bulletin/Repair Instructions · issued Sep 12, 2024
This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician…
PIT5099H · Service Bulletin/Repair Instructions · issued Sep 12, 2024
Vehicle 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, 2024
This service bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how…
16-NA-383 · Service Bulletin/Repair Instructions · issued Jun 28, 2024
This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim.
18-NA-099 · Service Bulletin/Repair Instructions · issued Jun 17, 2024
This 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
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
No NHTSA recall campaigns name the 2001 Pontiac Bonneville in our current data. Recalls may apply only to certain VIN ranges — always confirm with a VIN check.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2001 Pontiac Bonneville?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.
- · Owners most often reported problems around 69,000 miles — budget accordingly if the car is approaching that mileage.