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2008 Pontiac Grand Prix
Worst 2008 Grand Prix engine Problems
Click on a problem below to read more.
- reduced engine power light on3
- check engine fault codes ~ po 0455 & po04491
- loss of acceleration1
- manifold gasket leak, coolant in oil1
- stalling at start1
- stalls while driving1
- NHTSA: Engine16
- NHTSA: Vehicle Speed Control8
- NHTSA: Engine And Engine Cooling4
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Compare Pontiac Grand Prix Model Years
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Check out our Pontiac Grand Prix overview to see the most problematic years, worst problems and most recently reported complaints with the Grand Prix.