HAVE CODE MISS FIRE NUMBER 7 REPLACED PLUGS ...

1996 GMC Van

Tiny

dons87

January, 25, 2013 AT 8:18 PM

Have code miss fire number 7 replaced plugs wires distributer cap and ingnition coil still miss fire no 7 please help

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Engine Miss

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1 Answer

Tiny

JDL

January, 25, 2013 AT 9:14 PM

Did you visually check for spark at the spark plugs? Any driveability issues? Use a gage and check fuel pressure. Check fuel injector. Just about anything can cause a misfire. Spark-- fuel-- compression.

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