1995 Pontiac Bonneville Engine and Engine Cooling Problems
Owners have filed 55 complaints with NHTSA about engine and engine cooling problems on the 1995 Pontiac Bonneville, 23% of all complaints for this model year. Half of the reports with a mileage happened before 109,644 miles. The words owners use most often: “intake manifold” (18% of reports).
- 55engine and engine cooling complaints
- 109,644median miles at failure
- 0mention a crash
- 2mention an injury
- 0related recalls
- 45%of reports with a speed happened at 50+ mph
What owners describe
Phrases that appear unusually often in these complaints compared with complaints about other cars.
- Intake manifold: mentioned in 10 of 55 complaints (18%)
At what mileage do engine and engine cooling problems happen?
Based on 15 complaints that reported the odometer reading.
How serious are the reports?
Of 55 complaints, 2 a fire, 2 an injury.
Pontiac Bonneville engine and engine cooling complaints by model year
| Model year | Engine and Engine Cooling complaints | Share of that year | Median miles |
|---|---|---|---|
| 2005 Bonneville | 1 | 4% | 63,635 |
| 2004 Bonneville | 2 | 7% | 22,000 |
| 2003 Bonneville | 6 | 11% | 82,500 |
| 2002 Bonneville | 10 | 11% | 62,800 |
| 2001 Bonneville | 22 | 17% | 93,767 |
| 2000 Bonneville | 37 | 17% | 63,500 |
| 1999 Bonneville | 59 | 41% | 64,008 |
| 1998 Bonneville | 194 | 70% | 70,741 |
| 1997 Bonneville | 50 | 34% | 98,000 |
| 1996 Bonneville | 43 | 29% | 105,000 |
| 1995 Bonneville | 55 | 23% | 109,644 |
When owners reported it
Related recalls (0)
No safety recall lists engine and engine cooling for the 1995 Pontiac Bonneville. A pattern of complaints does not always lead to a recall.
What owners report
Short excerpts of recent complaints, with personal details removed. Full reports are on NHTSA.gov.
1995 pontiac bonneville engine would suddenly shut off anytime, anywhere, at any speed, usually during warmer weather, leaving the driver with no power brakes nor power steering. The car usually would not start for at least 30 minutes, stranding the driver and passengers. After spending alot of…
In february 2010, driving at 5 mph while making right turn on bumpy blacktop, the engine fell out from under car causing steering to become inoperable. Car was towed from scene. Upon investigation it was found that 4 (rear) of 6 bolts holding engine cradle to uni-body frame pulled through rusted…
Failure of the plenum, intake manifold on 3.8 litre engines. *tr

Frequently asked questions
Do all 1995 Pontiac Bonnevilles have engine and engine cooling problems?
No. NHTSA has 55 owner complaints about engine and engine cooling for the 1995 Pontiac Bonneville (23% of the 244 complaints for this model year). Complaint data shows that the problem is reported, not how many of all cars sold are affected.
Was there a recall on the 1995 Pontiac Bonneville engine and engine cooling?
No recall currently lists engine and engine cooling for this vehicle.
At what mileage do engine and engine cooling problems start?
The median reported mileage is 109,644 miles: half of the reports with a mileage came before that.
What do owners say about engine and engine cooling problems on the 1995 Pontiac Bonneville?
The most frequent phrase is “intake manifold”, in 10 of 55 complaints.
See all 1995 Pontiac Bonneville problems or engine and engine cooling problems across all Bonneville years.