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Good compression test numbers, possible timing chain slack?

#895879
Dan
Dan
Participant

He said my car is with paired cylinders. Meaning cylinder 1 and 2 are with one MAF sensor and 3 and 4 are with another. Since we are now getting cyl. 2 and 3 misfires, it doesnt make sense to be a MAF sensor. What exactly is a vacuum issue?

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