BACK FIRE

  • Tiny
  • mark diskevich
  • 1989 Chevrolet Truck
  • 6 CYL
  • 2WD
  • manual

I have an 1989 chevy c1500 5speed when shifting from 3rd to 4th and 4th to 5th when the clutch is engaged I get a back fire the engine has over 300000 miles

Monday, February 14th, 2011 AT 7:16 PM

2 Answers

  • Tiny
  • rasmataz
  • Member

Check the air injection system/check valve and diverter valve-

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Monday, February 14th, 2011 AT 7:19 PM
  • Tiny
  • mark diskevich
  • Member

Where is that located

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Monday, February 14th, 2011 AT 7:20 PM

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