Thread: RPM'S Surging
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  #7  
Old 07-13-2004, 12:58 AM
TBarrow TBarrow is offline
Hummer Professional
 
Join Date: Dec 2002
Location: Houston, TX
Posts: 348
TBarrow is off the scale
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The throttle body is very sensitive since we have a drive by wire set up. When you have the surge at idle or sit in traffic at idle the computer will shut off the a/c compressor to raise the idle and make the a/c not cool. I just cleaned mine for the second time myself but paid the dealer first.
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