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Username Post: Speed governors        (Topic#376166)
YOUNG57 
Frequent Contributor
Posts: 1388

Loc: Tennessee
Reg: 12-06-10
12-29-24 06:19 PM - Post#2876638    

Do 2015-2020 GM Tahoes or Yukons have speed governor or speed limiter to limit their top speed for safety or other reasons? Their computers programed to limit their speed at some point?



 
Shepherd 
Valued Contributor
Posts: 3691

Loc: Lake George, NY
Reg: 11-11-15
12-29-24 06:39 PM - Post#2876639    
    In response to YOUNG57

Based on tire speed ratings, vehicle speed is limited by the pcm on obd11 vehicles. Pcm goes into fuel "cut".



 
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