very high idle on 1990 Buick Regal

done check vacum lines,replace throttle control senor,,,is there a idle senor???or what else could be promble..sounds like car ready to blow up idle is so high,,

by in Dayton, OH on May 10, 2011
1 answer
ANSWER by on May 10, 2011
there is an idle air control IAC and a throttle position sensor TPS
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