I HAVE 2 CODES ONE IS A RANDOM MISSFIRE AND THE ...

  • Tiny
  • nfpkids
  • 2004 Chevrolet Impala
  • 152 miles

I have 2 codes one is a random missfire and the other is coolant temp is below thermostat regulating temp I was wondering what an cause these problems and how do.I fix them

Sunday, December 23rd, 2012 AT 9:53 PM

1 Answer

  • Tiny
  • saturntech9
  • Expert
  • 28,398 posts

The P0128 is most likely a bad thermostat the random miss fire could be plugs wires dirty injectors etc.

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Sunday, December 23rd, 2012 AT 10:25 PM

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