LActrical Air Intake Heater Relay For
Dodge Ram 2500 3500 Diesel

Replcaes:
Chrysler # 68188401AA , 904-308

Fits On:
1994-2002 Dodge Ram 2500 With Diesel Engine
1994-2002 Dodge Ram 3500 With Diesel Engine

This Air Intake Heater Grid Relay contains two relays and the bracket required for the operation of the Air Intake Heater.

The Cummins 5.9L 12 valve and 24 valve diesel engines do not use glow plugs during the cold startup process.
This Cummins engine is equipped with a relay that is used to activate the heater grid which is located directly between the air horn and intake manifold.
The heater grid heats the incoming air during startup to ensure a quick start in cold weather.

***Warning signs your Dodge 5.9L Cummins Diesel Air Intake Heater Relay needs to be replaced:

Longer crank times in cold weather.
More frequent crank periods before the engine fires.
Increased white smoke during cold starts.
A hard to start condition is present during cold weather.

The replacement of the Intake Heater Relay or Bracket on the 1998.5 to 2002 Dodge Cummins powered trucks requires only one 68188401AA relay.
The Replacement 68188401AA relay succeeds the following part numbers:

56026842
Cummins 3924594
Cummins 3969987