The AFM activation and deactivation is controlled by the Valve Lifter Oil Manifold or VLOM. The VLOM consists of 4 electronically operated solenoids and is bolted to the top of the engine …
SDPC L86 DOD/AFM Repair Kit for 2014+ Gen V 6.2 engines
Has the displacement on demand/active fuel management system started ticking, sticking, or just outright failed on your 2014+ L86 6.2L truck? SDPC's repair kit for GM vehicles equipped with …
TSP Gen 5 LT AFM Delete Valley Cover LT1 L83 L86 - Texas Speed
Replacement valley cover for customers removing DOD/AFM on LT1,L83/L86 engines. This item is extremely popular for anyone swapping camshafts in these Gen 5 engines. A perfect …
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If there is oil in the dirty air side of the PCV system, replace the LOMA (VLOM) on 5.3L (L83) and 6.2L (L86) only. (4.3L (LV3) uses a different VLOM and PCV set up). There will be oil dripping …
Active Fuel Management AFM DOD Valve Lifters For GM …
AFM lifters fail when feed oil to the lifter is low or mistimed. GM has released an updated VLOM (Valve Lifter Oil Manifold) # 12571609 to help address this problem. Install new VLOM is …
AFM Lifter Failure Symptoms, Causes, And How To Prevent - Auto …
Mar 10, 2025 · When the motor is not under a substantial load, the ECU transmits a message to the Valve Lifter Oil Manifold (VLOM) assembly. Solenoids open, permitting motor oil to flow …
L83-L86 VLOM Service Kit - Crazed Performance R
This service kit comes with the needed valve cover and VLOM gasket for the job. It also includes the fuel lines and injector seal kit. Don't forget to consider Upgrading your Pushrods.
5.3L 6.2L L83 L86 LT1 GENV Valve Lifter Oil Manifold VLOM OEM …
This VLOM was removed from a brand new vehicle with less than 5 miles which had performance modifications added. As a result, it no longer needed the OEM Factory parts. Parts are in LIKE …
Tech Tips: Replacing LS Active Fuel Management Lifters
Feb 8, 2019 · The VLOM is a critical component to the entire system, as it regulates and distributes the pressurized oil needed to deactivate and reactivate the lifters as the AFM …
GM Active Fuel Management System Service - UnderhoodService
Feb 25, 2022 · The AFM activation and deactivation are controlled by the Valve Lifter Oil Manifold or VLOM. The VLOM consists of four electronically operated solenoids and is bolted to the top …