IGNITION DISTRIBITOR

1987 GMC Sierra

Tiny

MARCUS ADAMS

June, 30, 2010 AT 6:24 PM

Electrical problem
1987 GMC Sierra V8 Two Wheel Drive Automatic 130000 miles

MY 1987 gmc SIERRA P/U HAS POWER TO COIL BUT NOT TO DISTRIBITOR TRUCK WONT START WONT EVEN BACK FIRE NO POWER TO SPARK PLUGS

FOUND 51579 RELATED QUESTIONS

1 Answer

Tiny

internetmechanic

June, 30, 2010 AT 6:48 PM

If you have tbi fuel system, look for an injector spray pattern, engine cranking. If no spray pattern, I'd look for an rpm signal? Ignition module or pickup coil, possibly?

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