RAM 3500 Truck 2WD L6-6.7L DSL Turbo (2010)
Overdrive Switch: Description and Operation
Overdrive Lockout Switch - Description
DESCRIPTION
The Tow/Haul and Auto-6 Electronic Range Select (ERS) switches are located in the shift lever arm. The switches are momentary contact devices that
signal the PCM to toggle current status of the Tow/Haul function and adjust the ERS maximum allowed gear range.