Latest Transmission fluid spec ?
CF Senior Member
Joined: Mar 2011
Posts: 529
Likes: 2
From: Hicksville Ks
Okay folks, here it is right from GM Authority on the new transmission fluid specs:
TSB Seems To Fix 8-Speed Automatic GM Transmission Problems
https://gmauthority.com/blog/2019/08...sion-problems/Mine is the 6 speed. I reckon if the fluid change doesn't change anything I'll prolly be looking at a torque converter...
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