UPFITTER ELECTRICAL NEWS

UPDATES

Upfitter Aux. Switches (RPO 9L7): 

Please refer to UI Bulletin #110f for important updated information.

Rear Lighting Connections:

Please refer to UI Bulletin #113 for more information.

Commonly Used Electrical Connections/Circuits:

If you’re looking for an Ignition HOT circuit or maybe you’re in need of a Vehicle Speed Signal or other in cab signals, please refer to UI Bulletin #115. 

IMPORTANT New UI Bulletin

Improper Engine Block Heater (Option K05) Usage - Continuous Power

UI Bulletin #117 has just been posted to the Technical Bulletin page... This bulletin provides important usage information of the Engine Coolant Heater on diesel engines.  Please take a moment to review this very important informational update.