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Old 03-02-2009, 07:50 PM   #154
cancritter
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Join Date: May 2006
Location: Alberta Canada
Age: 50
Posts: 2,328
Re: 1991 chevy 1500 5.7 tbi erratic idle

Quote:
Originally Posted by Jasper911
My problem isn't solved either. The throttle body is the only thing I have never changed out and it has 255K. Possible worn throttle shaft giving false TPS info?

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bang on with the throtle body shaft...gotta watch that on older tbis..even small amount of play is enough to throw things outa whack...for future refrence
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[Stole/FOUND 13/03/08 :O)
91GM 4x4 excb 5.7 @ 40 over, Westers,Eld 3704.Lunati Trickflow 195 @1.6 RR,Hooker Walpro 190/overbuilt 700r4 /TCS TC,4.10/tru trac,14 bolt,Hooker LT,areofilter,Extreme TBI.msd and still adding


97/rclb/5.7/westers tune/stock
07/ 6.7 Cummins..truck included
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