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What would cause a 1992 Pontiac Grand AM SE to back fire if you have already replaced the spark plugs?
Wiki User
∙ 18y ago
if its a 6 cylinder check plug wires make sure u got firing order right
Wiki User
∙ 18y ago
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the steering wheel..
Why is your 2001 Pontiac grand am se backfiring could it be something with the coil pack?
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1991 Pontiac grand am stalls even after master cylinder replaced?
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Where is the egr valve on the 91 Pontiac Grand Am?
Would this cause the car not to start If the EGR VALVE is bad
