2002 Buick LeSabre 3.8L

Asked by Jul 26, 2015 at 07:44 PM about the 2002 Buick LeSabre Custom

Question type: Maintenance & Repair

Just changed out all three coil packs wiring is put back on correct and car runs rough any
ideas?

2 Answers

455

Check the plugs and wires they could be bad. If they were changed already. The ecm is what you mount the coils to. That could possibly be the problem.

475

Dont forget your car needs to adjust to the new coils.

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