× 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: 1990 Suburban ABS question
Posted to Technical Discussion Forum on 2/11/2001

[...trimmed text...]

Hi Alan,

Looking at the diagram you posted with the question about circuit 33, The Brake indicator lamp gets power from the instrument cluster side and gets turned on by the action of 3 switches.

... Login to read more.