2003 Pontiac Grand Prix GTP Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2003 Pontiac Grand Prix GTP
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2003 Pontiac Grand Prix GTP ProblemsFailed Fuel Pump Can Cause Engine to Stall
The fuel pump may fail causing engine to stall and not restart.
You may be able to prevent transmission problems by servicing the transmission and inspecting the fluid every 30,000 miles. If the fluid is dark or burned then the transmission system should be completely flushed.
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.
2003 Pontiac Grand Prix GTP QuestionsWhen driving the low oil level come on. Then the car cuts off while driving. Will start back up. ?? ? (1 answer)
Also exhaust smells like gas