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Thread: stalling at stops then when restarting idle is like 2500 rpm for 15-20 seconds

  1. 10-06-2019 #1
    Ken84ls5.3
    Ken84ls5.3 is offline
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    stalling at stops then when restarting idle is like 2500 rpm for 15-20 seconds

    need advise on what to do next the tune now is very good on everything except idle when stopping and when restarted rpm is 2500ish for 15-20 seconds but only when totally warmed up I disabled cracker and added more air at idle but its kicking my butt I don't want to change to much because the truck is kickbutt with tune except idle 84 c10 2000 5.3 598/602 howard cam headers CIA stock MAF MAP TURBO 400 TRANS ay advice appreciated LOG as of 10-5-19 is posted
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  2. 10-07-2019 #2
    bk2life
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    got to do MAF and ST/LTFT adjusmtnets, and then do the russ k idle procedure. you cant really tune your engine until those are done. Also, without a wideband youre really only tunig 4k rpms and under anything over without a wideband is guessing at your afrs
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  3. 10-13-2019 #3
    WAcord
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    braf is to high ?
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  4. 10-21-2019 #4
    Ken84ls5.3
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    I got a wideband running but not connected to hp tuner and its running lean 18-20 on idle and ok during acceleration
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