2004 Pontiac GTO Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2004 Pontiac GTO

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2004 Pontiac GTO Problems

Replace spark plugs every 100,000 miles

The spark plugs should be replaced every 100,000 miles. Our technicians recommend replacing the spark plug wires also at this time.

Flush brake fluid every 60,000 miles

Brake fluid can become dirty and may cause problems in the brake system; it should be flushed every 60,000 miles.

Contamination of extended life coolant
Extended life coolant may become contaminated and require cooling system service before the recommended 100,000 miles.

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2004 Pontiac GTO Questions

Still reading p0455 evaporate test complete no leaks on hoses (1 answer)

the car now smells like gas any ideas?

where are the vacuum lines loctaed on a 04 gto (1 answer)

I have looked everywhere trying to find a pic on line anyone have pics

The car is pulling obd code p0455 and p0455pd (2 answers)

This only happens when the I drive the car, park it for 5mins jump back in and start it up. I have replaced the gas cap and its still pulling the codes

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