1999 GMC C3500 engine backfiring through exhaust while cran

Tiny
JOURNEYME
  • MEMBER
  • 1999 GMC C3500
  • V8
  • 2WD
  • AUTOMATIC
  • 100,000 MILES
While cranking the engine there is backfiring in the exhaust & motor will not start. Can u please tell me what the likely causes are?
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Wednesday, November 12th, 2008 AT 11:50 AM

1 Reply

Tiny
RASMATAZ
  • MEMBER
Check the fuel pressure and ignition timing
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Wednesday, November 12th, 2008 AT 12:12 PM

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