2020 GMC/Chevrolet Diesel Engine
“The optional engine remains the largely carryover 6.6-liter Duramax V-8 turbo-diesel—445 horses and 910 lb-ft—but is now mated to a 10-speed version of the excellent Allison automatic gearbox, up fro...
Forum Discussion
Cummins12V98 wrote:Dadoffourgirls wrote:Cummins12V98 wrote:
NOT dissing the trans but it's a GM built trans with an Allison "LABEL"...
Then why publish this? It has been this way since 2007.
You think everyone knows this? I did not until recently.
I guess that reflects the importance/relevance of the whole label issue.
If it has been that way since 2007 what difference does it make?
The labeled trannies seem to be as robust as the non labeled models
