× 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
Tech A, B, C, and the rest of them..
Posted to Technical Discussion Forum on 9/2/1999 39 Replies

GM Enhanced Evap System

A technician grounds the Vent solenoid (closes off passage) and then causes the system to purge. He watches as tank pressure hits -6" H2O. He then closes the purge valve and monitors tank pressure.

Tech A says that if the pressure h... Login to read more.

39 Replies Received (View Replies)