would new coils and spark plugs fix shaking in car
Maybe, depends on if you have a misfire or a hesitation due to a vacuum leak. Is the CEL on?
Oh, I see you posted 5 other times. OK, since the light is on, scan for codes. Then you can see what the issue is and repair accordingly.
Unfortunately right before I went to sell my deceased fathers 2010 mercury Milan the check engine light came on due to, according to dealer a very small vacuum leak, any idea what could cause that?
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