1991 PONTIAC FIREBIRD
194,758 MILES
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ANONYMOUS
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  • 1 POST
my car has the 3.1 v6 and it backfires in the intake when you give it gas when it is cold bad and sometimes when it is warmed up what is wrong with my car
Nov 6, 2012 at 1:47 AM
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ASEMASTER6371
  • AUTOMOTIVE REPAIR CONTRIBUTOR
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start with basics. when was the last time you tuned it up with plugs/wires and filters

Roy
Nov 6, 2012 at 2:40 AM
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CADIEMAN
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 3,544 POSTS
this could be caused by a worn cam lobe.
Nov 6, 2012 at 2:49 AM
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