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Back fire

Tiny
MARK DISKEVICH
  • MEMBER
  • 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 Replies

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
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
  • 2 POSTS
Where is that located
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Monday, February 14th, 2011 AT 7:20 PM

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