1998 Chevy Cheyenne no power an kiping

1998 CHEVROLET CHEYENNE
290,000 MILES • V8 • 2WD • AUTOMATIC
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BLUENOSER
  • MEMBER
  • 1 POST
when i gt the trck on the highway it has no power itwill idel great but when u step itdown it dies
Jan 31, 2010 at 3:39 PM
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HMAC300
  • ✓ASE Certified Mechanic
  • 48,601 POSTS
  • ASE Certified Mechanic
put a vacuum guage on your engine while idling and if it's around 15" it's a good chance that your converter is plugged or partially plugged..
Feb 4, 2010 at 7:06 PM
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