2004 Pontiac Bonneville Car shaking badly at low speed, check engine light flashes at 25mph, and I smell something when it's running. I've changed #1 and #4 coil, new plugs. Ideas on doing it myself.
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Car shaking badly at low speed, check engine light flashes at 25mph, and I smell something when it's running. I've changed #1 and #4 coil, new plugs. Ideas on doing it myself.
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