LYMAYDA

LYMAYDA AFM/DFM Disabler is a plug-and-play OBD-II module that disables Active Fuel Management/Displacement on compatible GM 6.2/5.3 V6 and V8 engines from 2007–2022 without permanent ECU reprogramming. This compact device is built to restore consistent cylinder operation on specified Chevrolet and GMC trucks and...