6.4
fairly significant- Typical Repair Cost:
- No data
- Average Mileage:
- 118,400 miles
- Total Complaints:
- 5 complaints
Most Common Solutions:
- not sure (5 reports)
![1999 Pontiac Grand Prix cooling system problems](http://cdn.carcomplaints.com/img/v1/categories/cooling_system.png)
cooling system problem
Helpful websites
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A D V E R T I S E M E N T S
The intake Manifold Gasket is leaking. This appears to be a common issue with these cars.
- brandibissell, ERie, PA, US