RAM 3500 Truck 4WD L6-6.7L DSL Turbo (2008)
Voltage Regulator: Description and Operation
Description
DESCRIPTION
The Electronic Voltage Regulator (EVR) is not a separate component. It is actually a voltage regulating circuit located within the PCM (Powertrain
Control Module) (within the ECM for diesel engines). The EVR is not serviced separately. If replacement is necessary, the PCM must be replaced.