RAM 3500 Truck 4WD L6-5.9L DSL Turbo VIN 6 (1998)
Transmission Cooler: Description and Operation
All diesel models equipped with an automatic transmission are equipped with both a main water-to-oil cooler and a separate air-to-oil cooler. Both
coolers are supplied as standard equipment on diesel engine powered models when equipped with an automatic transmission.
Transmission oil is cooled when it passes through these coolers.
Transmission Water-To-Oil Cooler-Diesel Engine-Typical
The main water-to-oil transmission oil cooler is mounted to a bracket on the turbocharger side of the engine.
Auxiliary Transmission Oil Cooler-Diesel Engine
The air-to-oil cooler is located in front of and to the left side of the radiator.
The diesel engine is not equipped with an internal radiator mounted oil cooler.
