4.7
definitely annoying- Typical Repair Cost:
- $110
- Average Mileage:
- 194,000 miles
- Total Complaints:
- 3 complaints
Most Common Solutions:
- replace EGR valve (1 reports)
- replace mass airflow sensor (1 reports)
- swap out bad ignition coil (1 reports)
![1995 Pontiac Bonneville engine problems](http://cdn.carcomplaints.com/img/v1/categories/engine.png)
engine problem
Helpful websites
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A D V E R T I S E M E N T S
EGR Valve (Engine Gas Recirculation valve) controls gas vapor recirculating into engine. Fitting corroded leaving a hole in tube. It caused poor gas mileage as well as rough idleing (and sometimes stalling at quick stops). (If this doesn't solve it, try replacing MAF sensor (Mass Air Flow Sensor)
- snowglider05, Fenton, MI, US