1997 Cadillac El Dorado Repair Question
1997 Cadillac El Dorado check engine soon light
the check engine soon light just came on and the engine is running rough.
scan your codes off and warmer on the heater controls at the same time, with your key in the on position, write them down and post them here,,
first step is to change your plug wires, buy good ones not autozone, plugs is up to you, 100k is there replacement time, if you never have I would
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