The intake manifold gasket may develop and external engine oil or coolant leak. In some cases, an internal coolant leak may occur causing coolant to mix with the engine oil. Running the engine with a coolant/oil mix may result in engine damage. Replacing the intake manifold gasket should correct this issue.
Resources for the Repair and Maintenance of your 2004 Pontiac Grand Prix GTP
2004 Pontiac Grand Prix GTP
2004 Pontiac Grand Prix GTP Problems
The intake manifold gasket may develop external engine oil leak. The manifold gasket will need to be replaced to correct this issue. RepairPal cannot confirm a recall for this concern on these models.
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The mass air flow or crankshaft position sensor may fail causing the engine to intermittently stall. It may be necessary for the engine to cool down before it will restart.
The serpentine belt tensioner pulley may wear out. Our technicians tell us that in order to get a new pulley from General Motors you must purchase a complete belt tensioner assembly.
The fuel pump may fail causing engine to stall and not restart.
2004 Pontiac Grand Prix GTP Questions and Answers
Where is it located and how difficult is it to repair? Cost of part?
38,000 miles, one owner
Found leaking transmission and dealer replaced the gasket twice. It is still leaking, any suggestions?
Should I just tighten the nuts myself or should I get a new gasket a...
ok, i have a 2004 pontiac grand prix gtp with 98,000 miles. i love it..shes black with tinted windows and shiny rims..but my engine went out..i paid 9,500 and dont want to get rid of it. does anyon...
2004 Pontiac Grand Prix GTP Reviews
Bought this car with 22,000 miles in 2004. I love my car, would never trade it in, unless I could get another one!! Starting to need some repairs (150,000) but nothing out of the ordinary. I hope this one runs forever!!! My sons are constantly arguing who will get the car when I can no longer drive, LOL!
wonderful car!!! i can not say more than that, it is a great car
This is a fast and fun car. I have the comp G package.