Can I read GM LS AFM Lifter Issues Explained on EtoBox?

GM LS AFM Lifter Issues Explained by Vang Thao is a document available to read on EtoBox.

What is GM LS AFM Lifter Issues Explained about?

The document discusses issues with replacing deactivation lifters in GM LS engines with Active Fuel Management (AFM). It states that the original issue is often not corrected after installing new lifters, and that most returned lifters are found to be functioning properly. It then explains that most lifter faults are actually caused by oil pressure issues or control module problems related to the Valve Lifter Oil Manifold (VLOM) and its solenoids that direct oil flow to activate or deactivate cylinders. Wor

Author

Vang Thao

Language

EN