TRNW-2: 2019 8L90 internal harness part #

Steve Everett severett61 at gmail.com
Thu Jan 23 13:36:03 PST 2025


   only that doesn't tell me whether those numbers are for start-stop
versions ?   or non stop-start ?   I do know the harnesses aren't the same

   Steve

On Thu, Jan 23, 2025 at 4:33 PM FRANK GRIEVE <tmxl1826 at sbcglobal.net> wrote:

> https://www.trnw.net/trnw/part_no.php?make=GM
>
> On Thursday, January 23, 2025 at 03:28:45 PM CST, Steve Everett via trnw2 <
> trnw2 at trnw.net> wrote:
>
>
>    Okay,   we got a 2019 8L90 here,  with start stop, that has a one piece
> internal harness,  I've read somewhere we need to "upgrade" to the two
> piece harness ?   this main connector has 29 pins,  and has a 10 pin mode
> switch
>
>    Anyone know the part #'s for the two piece setup ?  and is the two
> piece an actual "upgrade" ?
>
>    Steve
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