What keeps causing the coil to go out

Asked by Troy Mar 31, 2020 at 06:42 PM about the 1991 Chevrolet C/K 1500 Silverado 4WD

Question type: Maintenance & Repair

91 chevy 4.3 v6 tbi. Replaced plugs wires cap
and bug ignition control module. And it keeps
knocking out the coil. Replaced coil 3 time in
the last 4 days. What keeps knocking out the
coil

2 Answers

69,755

The leading cause of premature failure of an ignition coil is due to a worn or bad spark plug ignition cable.ALSO check alt.output is no more than 12-13 volts.

69,755

The leading cause of premature failure of an ignition coil is due to a worn or bad spark plug ignition cable.ALSO check alt.output is no more than 12-13 volts.

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