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What causes my car engine missing when car is idled? on 1999 Infiniti Q45

Just had tune up 1 week ago

Asked by for the 1999 Infiniti Q45
i would return to whrer you had your work done and have them re check it for you to verfiy there work.

was it missing before the tune up??

Roy
2 more answers
i would return to whrer you had your work done and have them re check it for you to verfiy there work.

was it missing before the tune up??

Roy
It could be numerous items causing issue,least expensive route is to start with checking for vacuum leaks.