Search found 4 matches

by jdenny21
Wed Oct 12, 2016 11:24 pm
Forum: i2/i3 for GM vehicles
Topic: 2015 Stock GMC Sierra 6.2 w/ 8 speed AT
Replies: 4
Views: 2903

Re: 2015 Stock GMC Sierra 6.2 w/ 8 speed AT

Thank you for the reply, much appreciated. Anything yet on the 8 speed AT?
by jdenny21
Sun Sep 18, 2016 8:16 pm
Forum: i2/i3 for GM vehicles
Topic: 2015 Stock GMC Sierra 6.2 w/ 8 speed AT
Replies: 4
Views: 2903

Re: 2015 Stock GMC Sierra 6.2 w/ 8 speed AT

Anyone? Please let me know.
Thank you.
by jdenny21
Sat Sep 17, 2016 12:10 am
Forum: i2/i3 for GM vehicles
Topic: 2015 Stock GMC Sierra 6.2 w/ 8 speed AT
Replies: 4
Views: 2903

2015 Stock GMC Sierra 6.2 w/ 8 speed AT

Hi all,
I've tried the search function, but was unable to find what the recommended tune for a 6.2L with the 8 speed transmission for performance. I flashed the canned 93 octane tune and did not notice any seat of the pants difference in feel. I also tried the advanced tune and increase the throttle ...
by jdenny21
Mon Sep 12, 2016 11:31 pm
Forum: Trinity GM Gas
Topic: 2015 6.2l 8 speed
Replies: 75
Views: 47183

Re: 2015 6.2l 8 speed

Hello Mike,
This is my first post as I just received my I2 for my '15 6.2 Denalli and did not realize there was no tuning for the 8 speed AT. So, other than the obvious (when will the T87 tune be available), what is the recommended tune for an otherwise stock 2015 6.2 Denalli which only drinks 93 ...

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