× 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: Timing Procedure '97 Chevy Astro 4.3L Vortec
Posted to Technical Discussion Forum on 5/11/2003

have a look at this page from IATN's GM technical resource sections,it should answer some questions about how this system works.

[...] Login to read more.