i2 for 2017 silverado 5.3 6 speed?

scgrat · Post by **scgrat** » Mon Apr 03, 2017 12:00 pm

Still waiting. Was told it would be available by the end of March. Any word? Thanks

Post by **mikel** » Tue Apr 04, 2017 11:10 am

Soon, week or 2 at the most. I dont know who would have said by end of March...

Thanks

scgrat · Post by **scgrat** » Wed Apr 05, 2017 2:33 pm

It was a rep. when I called. Thanks, keep us posted!

jlang3740 · Post by **jlang3740** » Fri Apr 28, 2017 12:18 pm

Can the 6 speed TCM/tranny be tuned on the 2017'? I read in another post the 8 speed TCM/tranny can not be tuned on the 2017's. Thx

NYMetsFan86 · Post by **NYMetsFan86** » Wed May 03, 2017 7:03 pm

I am almost certain it is only ECM at this time.

Post by **mikel** » Mon May 08, 2017 10:26 am

jlang3740 wrote:Can the 6 speed TCM/tranny be tuned on the 2017'? I read in another post the 8 speed TCM/tranny can not be tuned on the 2017's. Thx

T43 6 speed tcm can be tuned, T87a 8 speed tcm cannot.