Nov 022015
 

3.8 engine with three coil packs. No spark at one of the packs. Have changed the pack, plugs and plug wires. Still no spark
2005 Pontiac Grand Prix

  One Response to “2005 Pontiac Grand Prix”

  1. Next step would be to check for voltage going to the coil. Most likely part failure would be the ignition control module.

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