Monday, March 25th, 2013 AT 7:30 PM
ANONYMOUS
- MEMBER
- 1999 CHEVROLET SUBURBAN
- 18,900 MILES
Vehicle backfires while running
Vehicle backfires while running
1 Reply
JDL
- MECHANIC
- 16,098 POSTS
Some possibilities.
Check the egr valve.
Sticking or leaking valves.
Valve timing.
Check for vacuum leaks.
How long since a tune-up? Are there any applicable trouble codes?
Check the egr valve.
Sticking or leaking valves.
Valve timing.
Check for vacuum leaks.
How long since a tune-up? Are there any applicable trouble codes?
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Monday, March 25th, 2013 AT 8:07 PM
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