Sustained high-speed driving at gross vehicle weight rating (maximum loaded weight
for vehicle operation)
Replace the wheel bearing grease and grease seals if using
non-sealed bearings.
Every 30000 miles (48000
km)
Flush and refill the engine coolant. Do not add engine
coolant additive.
Every 60000 miles (96000
km) or 2400 engine hours
Note: When adding coolant additive, do not exceed the specified maximum of 48 fluid
ounces (1.4 liters). Operating the engine with excessive coolant additive may cause
overheating which could lead to severe, permanent engine damage.
Note: After the initial coolant flush and fill at 60000 miles (96000 kilometers) or 2400
engine hours, flush and fill every 45000 miles (72000 kilometers) or 1800 engine hours
thereafter. Operating in sustained ambient temperatures below -10°F (-23°C) or above 100°F (38°C)
Change the engine oil and filter as indicated by the
information display, and perform the services listed in the
scheduled maintenance chart.
As required
Replace the engine-mounted and frame-mounted fuel
filters.
Every 15000 miles (24000
km), six months, 600 engine
hours, or as indicated by the
information display
Replace the wheel bearing grease and grease seals if using
non-sealed bearings.
Every 30000 miles (48000
km) Operating in dusty or sandy conditions (such as unpaved or dusty roads)
Rotate the tires*
, inspect the tires for wear and measure
tread depth.
Every 7500 miles (12000
km)
Inspect the brake system pads and rotors.
Inspect the air filter restriction gauge. Replace the filter if
necessary.
Inspect the steering and suspension ball joints and tie rods.
Lubricate any grease fittings.
Change the engine oil and filter. **
Every 7500 miles (12000
km), six months or 300
engine hours Inspect and lubricate the U-joints.
331
F650750 (TBC), enUSA, First Printing Scheduled Maintenance
Driving Through Water...............................150
Operation in Standing Water......................... 150
DRL See: Daytime Running Lamps......................... 48
E
Economical Driving.......................................147
Electrical System Inspection....................217
Accessory Feed Connections.......................... 217
Electronic Locking Differential.................118 Activating the Locking Differential................119
Driver-Controlled Locking Differential.........118
Servicing a Vehicle with a Locking
Differential........................................................ 119
Emission Control System - 6.7L Diesel.............................................................105
Diesel Exhaust System: Oxidation Catalyst And Diesel Particulate Filter System
........................................................................\
...... 105
Emission Control System - 6.8L.............103 On-Board Diagnostics (OBD-II)................... 104
Readiness for Inspection/Maintenance (I/M) Testing................................................... 105
End User License Agreement
.................345
SYNC End User License Agreement
(EULA).............................................................. 345
Engine Block Heater
.....................................88
Rapid Heat Supplemental Heating
System................................................................ 89
Using the Engine Block Heater....................... 89
Engine Coolant Check - 6.7L Diesel.......195 Adding Engine Coolant..................................... 195
Checking Coolant Corrosion Inhibitor Additive Strength ......................................... 198
Coolant Change.................................................. 199
Engine and Secondary Cooling System Refill Procedure.............................................. 197
Engine-driven Cooling Fan (Fan Clutch) ............................................................... 199
Recycled Engine Coolant................................. 197
Severe Climates.................................................. 198Engine Coolant Check - 6.8L...................190
Adding Engine Coolant.................................... 190
Coolant Change.................................................. 192
Engine and Secondary Cooling System Refill Procedure............................................... 191
Engine-driven Cooling Fan (Fan Clutch)............................................................... 193
Recycled Engine Coolant................................. 192
Severe Climates.................................................. 192
What You Should Know About Fail-Safe Cooling............................................................... 193
Engine Idle Shutdown..................................88
Engine Immobilizer See: Passive Anti-Theft System..................... 42
Engine Oil Check - 6.7L Diesel.................186 Engine Oil Specifications................................ 186
Engine Oil Check - 6.8L
..............................185
Adding Engine Oil............................................... 185
Engine Oil Dipstick - 6.7L Diesel.............185
Engine Oil Dipstick - 6.8L..........................185
Engine Specifications - 6.7L Diesel........251 Drivebelt Routing................................................ 251
Engine Specifications - 6.8L.....................251 Drivebelt Routing................................................ 251
Entering, Exiting or Climbing on This Vehicle..............................................................15
Environment.....................................................16
Essential Towing Checks...........................142 Before Towing a Trailer..................................... 142
Hitches.................................................................... 142
Safety Chains....................................................... 142
Trailer Brakes........................................................ 142
Trailer Lamps........................................................ 142
When Towing a Trailer...................................... 142
Event Data Recording See: Data Recording............................................. 12
Exhaust Brake................................................126 Exhaust Brake Operating
Characteristics................................................ 127
Exhaust System Inspection......................218
Export Unique Options.................................14
Extended Service Plan (ESP)
..................312
SERVICE PLANS (CANADA ONLY)..............313
SERVICE PLANS (U.S. Only).......................... 312
369
F650750 (TBC), enUSA, First Printing Index
