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1999 Suzuki Grand Vitara Question: why is my grand vitara missing an rough idle worse on a cold start



joshua93, Huntington, WV, September 11, 2013, 19:57

Ive changed spark plugs and wires o2 sensors map sensor ecm t.p.s sensor and still rough idle and missing timing is good and no intake leaks what will fix this car!!

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  • Answer #1

    September 11, 2013, 22:05

    Have it scanned for codes and post here so we can advise..

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    joshua93, September 11, 2013, 22:07

    there are no present codes or historical codes on the presnt ecm or the one that was replaced

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