tcm

  1. ShookieJay

    How to Reset Transmission Control Module?

    Hey guys, sorry for the dumb question, but I've searched the forum several times as well as Google and haven't found an answer. Can anyone tell me how to reset the TCM, hopefully without a scan tool? I just installed a shift kit and corvette servo, as well as replaced the shift accumulators in...
  2. denalilex

    is anyone with a tech2 local to Philly area ?

    hey everyone i’m just about to finish up a bit of work on my trans that i’m sure most are familiar with … i’ve got an 07 gmc yukon denali 6.2 v8 AWD with the 6L80… it’s absolutely plagued with the 2-3 that feels like you could break your neck - but the rest of the shifts are smooth. 3-4...
  3. E

    addicted to software updates - what to say to get them from Dealer?!

    Have: 2017 Yukon XL SLT; Need: software updates to anything/everything available (intelliLink, ECM, TCM, etc); Why: I'm a believer in keeping tech updated with the newest patch/upgrades to receive the best performance and features possible. Seems reasonable to do this to my Yukon as well. Plan...
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