MAINTAINING YOUR VEHICLE
CONTENTS
䡵 ENGINE COMPARTMENT — 6.7L DIESEL —
SIX-SPEED 68RFE (2500/3500 Models) .........174
䡵 ENGINE COMPARTMENT — 6.7L DIESEL —
SIX-SPEED AS69RC HD (3500/CHASSIS CAB
MODELS) .............................175
䡵 MAINTENANCE PROCEDURES .............176
▫ Engine Oil ...........................176
▫ Engine Air Cleaner Filter .................180
▫ Draining Fuel/Water Separator Filter ........184
▫ Engine Mounted Fuel Filter Replacement ......185
▫ Underbody Mounted Fuel Filter Replacement . . .186
▫ Priming If The Engine Has Run Out Of Fuel . . .188
▫ Intervention Regeneration Strategy — Message
Process Flow ..........................189
▫ Diesel Exhaust Fluid.....................190
▫ Maintenance-Free Batteries ................190
▫ Cooling System ........................191
▫ Charge Air Cooler — Inter-Cooler ...........195
▫ Brake System .........................195
▫ Clutch Hydraulic System .................196
▫ Transfer Case — If Equipped ..............197
▫ Manual Transmission — If Equipped .........197
▫ Automatic Transmission — If Equipped .......197
▫ Noise Control System Required Maintenance &
Warranty ............................200
䡵 FLUID CAPACITIES ......................204
䡵 FLUIDS, LUBRICANTS AND GENUINE PARTS . .205
▫ Engine ..............................205
▫ Chassis .............................207
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