× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Re: 4l60 Harsh 1-2 shift and GM TSB 09-07-30-017A
Posted to Transmission Forum on 7/16/2011 4 Replies

[...trimmed text...]

Not all ;)

[...trimmed text...]

First off good questions and observations on the heavier spring!

If you look at the hydraulic circuit diagram (alldata actua... Login to read more.

4 Replies Received (View Replies)