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SteveM266
cap? where would the radiator cap on a 1997 pontiac grand am be? i have yet to find it.. does it even have one? i can only find the over flow tank
Goatman
GM/ASE service/body Tech
The 97 should NOT have a common rediator cap per say just the pressure cap on the overflow tank ( it acts like a regular radiator cap) if you are loosing pressure you need to pressureize the system and look for leaks ..