× 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: Adjusting ABS for larger tire sizes on GM trucks
Posted to Technical Discussion Forum on 11/12/2009 7 Replies

I say that the tire size in the ABS needs to match up to the interpreted tire size/gear ratio programmed into the PCM. Otherwise you get a speed mismatch between the interpreted data from the PCM and the speed sensors on the front wheels.

First stop, ask the ... Login to read more.

7 Replies Received (View Replies)