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MY 1991 HOLDEN COMMODORE VN V6 IS PLAYING UP
1991 Holden Commodore
April, 10, 2012 AT 10:30 AM
My 1991 Holden Commodore vn v6 is playing up. Engine erratically breaking down/running rough/ clouds of unburnt black exhaust when it does. Not all the time. Suspect ignition problem. Coil bank. Sensor. Wiring. Has had new computer a few yrs ago.
FOUND 4561 RELATED QUESTIONS
Idles Rough/changed Ects
April, 10, 2012 AT 3:49 PM
Running too rich, check. Vacuum line at feul pressure regulator if any gas is present, replace it, also O 2 sensors are beyond replacement age!
April, 17, 2012 AT 10:37 PM
Often faulty coil packs and leads on these will cause this, but also check what merlin has suggested as well.
April, 18, 2012 AT 12:20 AM
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