Posted by Geo-TH,In on March 24, 2022 at 03:54:47 from (184.19.40.134):
The coil failure makes me think the spark plug voltage on my 4.3L GMC is too high. I did replace plugs and wire after OEM plugs went bad around 30K miles and ECM had a code showing intermittent spark too.
So my question is what brand and what plug type(plug number) can I buy to reduce coil voltage on my 4.3L GMC ?
Would reducing the plug gap reduce the coil voltage??
And what type of plug wires will reduce the coil voltage?
BTW my OEM Delco distributor and rotor didn't last very long..
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