TRNW-2: 6l80 questio about sonnax pr valve

[Justin Merritt]

I forgot to drill one once. Had extremely hard downshifts, and shift schedule was all messed up. Only make that mistake once lol. 
Justin 
Sent from my iPhone

> On Jan 3, 2025, at 5:47 PM, Ryan D via trnw2 <trnw2 at trnw.net> wrote:
> 
> I have a 6l80 here and the builder who built it before left out the little ball and didn't drill the hole for the sonnax pr valve. I remember reading that happened on here. 
> I was wondering what symptoms that would cause.
> Thanks
> 
> 
> 
> 
> --
> Ryan
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