1995 Chevy Tahoe Engine won't start unless full throttle is

1995 CHEVROLET TAHOE
290,000 MILES • V8 • 4WD • AUTOMATIC
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VELVET831
  • MEMBER
  • 1 POST
The engine on my truck won't start unless full throttle is held down. Then it won't run under 3,000 RPM for about 2 minutes. You can start slacking off the RPM until it runs smoothly. Until then it dies. When it does start it smokes alot and smells like unburned fuel until it cleans itself out.
Jul 20, 2010 at 4:59 PM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Check and test the coolant temperature sensor if okay clean out the idle air control valve and see what happens
Jul 20, 2010 at 9:31 PM
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