IM having a random cylinder misfire after.

  • 2004 GMC ENVOY
  • 170,530 MILES

Im having a random cylinder misfire after changing the coil packs, spark plugs, and having the converter removed because it was clogged up. Would a blown head gasket cause this. If so is there a fairly inexpensive way to fix this.

Wednesday, October 31st, 2012 AT 2:47 AM

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