truck starts but with very high rpm and gas pedal will not speed up truck

2004 CHEVROLET TRAILBLAZER
12,300 MILES
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CHOFER
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  • 6 POSTS
very high rpm with gas pedal doing nothing when depressed
Aug 14, 2012 at 12:49 AM
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RASMATAZ
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  • 75,992 POSTS
-Inspect and test the throttle actuator-also look for vacuum leak and check IACV
Aug 14, 2012 at 1:13 AM