Throttle body is probably warped. I am having the same issue, had a Merc rep put it on his computer and could not find any codes or issues with anything showing a problem. Change the IAC, Changed all 4 coil packs, and plugs. After talking to other mechanics and Merc reps, they are finding and...
Throttle body is probably warped. I am having the same issue, had a Merc rep put it on his computer and could not find any codes or issues with anything showing a problem. Change the IAC, Changed all 4 coil packs, and plugs. After talking to other mechanics and Merc reps, they are finding and...
Throttle body is probably warped. I am having the same issue, had a Merc rep put it on his computer and could not find any codes or issues with anything showing a problem. Change the IAC, Changed all 4 coil packs, and plugs. After talking to other mechanics and Merc reps, they are finding and...