blowing a lot of grayish white smoke out of the tail pipe

1999 CHEVROLET SUBURBAN
228,000 MILES
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WOLFDOG51
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  • 1 POST
I have a 99 Chevy Saburban with a 5.7. it is and it smells like raw gas I pulled # 3 and # 5 and they were dry. I pulled #4 and #6 and #6 was wet with gas. I'm thinking i have a injection problem.
Feb 11, 2012 at 10:10 PM
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RASMATAZ
  • CAR REPAIR CONTRIBUTOR
  • 75,992 POSTS
It sounds like the Injector could be leaking on those cylinders or there is no spark to those plugs.
Feb 11, 2012 at 10:23 PM
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