2006 Porsche Cayenne S 4.5 v8 Rough run idle not smooth stumble on acceleration ignition coil spark plugs no faults when cold or hot checking for intake leaks smoke machine engine bay
16 Jun 2006 Porsche Cayenne S 4.5 v8 Rough run idle not smooth stumble on acceleration ignition coil spark plugs no faults when cold or hot checking for intake leaks smoke machine engine bay
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