2005 Chevy Silverado low idle

2005 CHEVROLET SILVERADO
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COGGONBOB
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  • 1 POST
Engine Performance problem
2005 Chevy Silverado V8 Four Wheel Drive Automatic

idles about 500rpm but drops to 300rpm or dies when put in gear (drive-reverse) can the idle speed be adjusted?
Mar 2, 2010 at 11:02 AM
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LEGITIMATE007
  • ✓ASE Certified Mechanic
  • 5,121 POSTS
  • ASE Certified Mechanic
well not really, your idle is adjusted by the computer, through the idle air control valve, however, you may want to clean out your throttle body and throttleplate, along with the bore and pintle of the IAC.
Mar 2, 2010 at 11:36 AM
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