1992 GMC Sonoma TOO MUCH FUEL

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BILLYMORTON
  • MEMBER
  • 1 POST
Engine Performance problem
1992 GMC Sonoma 6 cyl Two Wheel Drive 175000 miles

TRUCK WAS RUNNING PERFECT THEN IT STARTED RUNNING RAGGEDY AND THE MILEAGE WENT DOWN TO ABOUT 6 OR 7 MPG&BLOWING OUT BLACK SMOKE. NOW IT WONT START AT ALL. IVE REPLACED NUMEROUS PARTS BUT STILL NOTHING WHEN YOU TRY TO START IT IT TURNS OVER SPITS &SPUTTERS HAS COMPRESSION HAS FIREBUT YOU CAN SEE TOO MUCH FUEL BEING PUMPED OUT OF THE THROTTLE BODY
Feb 18, 2009 at 5:11 AM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Check the fuel pressure regulator and also for a return line clogged-up
Feb 18, 2009 at 5:21 AM
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