engine backfiring

114,000 MILES • V8 • 4WD • AUTOMATIC
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BUMPERSTICKER8133
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  • 1 POST
my 1997 chevrolet tahoe with vortec engine is backfiring and has oil in the radiator is it the head gaskets and how much will it cost?
Mar 21, 2011 at 11:17 AM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Backfiring go to this link: https://www.2carpros.com/articles/what-is-an-engine-backfire, oil in the radiator-Get it block and pressure tested to rule out the headgasket, cracked head or block and an intake leak-
Mar 21, 2011 at 4:34 PM
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