GM's AFM and DFM often get blamed for lifter failure, so let's explore how they work

The idea behind GM's active and dynamic fuel management systems is brilliant, but they may be asking too much of the poor ...
Torque News

Chevy V8 Lifter Failures Exposed: The Real Reason Partial Dealership Fixes Lead To Engine Seizure

Torque News tracker by Denis Flierl exposes why partial dealership lifter repairs on Chevy Silverado V8 engines trigger oil ...
Tennessean

TOPDON USA’s AFM Disabler Enhances Drivability, Reduces Risk of Engine Damage for GM Vehicles with AFM, DFM Systems

TOPDON USA’s AFM Disabler works with many GM vehicles powered by V6 and V8 engines with Active Fuel Management (AFM) or Dynamic Fuel Management (DFM) systems. TOPDON’s new AFM Disabler is a low-cost ...