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CavityCartridge Fuse Micro Fuse Description
F53 –20 Amp Yellow Trailer Tow – Left Turn/Stop Lights
F54 –20 Amp Yellow Adjustable Pedals
F56 –15 Amp Blue Additional Diesel Content – If Equipped
F57 –20 Amp Yellow Transmission
F58 –20 Amp Yellow Spare Fuse
F59 –10 Amp Red SCR Relay – If Equipped
F60 –15 Amp Blue Underhood Lamp
F61 –10 Amp Red
(1500 LD Diesel & Cummins Diesel) PM Sensor – If Equipped
F62 –10 Amp Red Air Conditioning Clutch
F63 –20 Amp Yellow Ignition Coils (Gas), Urea Heater (Cummins
Diesel)
F64 –25 Amp Clear Fuel Injectors / Powertrain
F65 –– Spare Fuse
F66 –10 Amp Red Sunroof / Passenger Window Switches /
Rain Sensor
F67 –10 Amp Red CD / DVD / Bluetooth Hands-free Module –
If Equipped
F69 –15 Amp Blue Mod SCR 12V (Cummins Diesel) – If
Equipped
490 MAINTAINING YOUR VEHICLE
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CavityCartridge Fuse Micro Fuse Description
F70 –30 Amp Green Fuel Pump Motor
F71 –25 Amp Clear Amplifier
F72 –10 Amp Red PCM – If Equipped
F73 –20 Amp Yellow Fuel Transfer Pump (HD Only) – If
Equipped
F74 –20 Amp Yellow (Gas
Engine & 1500 LD Diesel) Brake Vacuum Pump Gas/Diesel – If
Equipped
F75 –10 Amp Red Coolant Temperature Valve Actuator
F76 –10 Amp Red Antilock Brakes / Electronic Stability Control
F77 –10 Amp Red Drivetrain Control Module/Front Axle Dis-
connect Module
F78 –10 Amp Red Engine Control Module / Electric Power
Steering
F79 –15 Amp Blue Clearance Lights
F80 –10 Amp Red Universal Garage Door Opener / Compass
F81 –20 Amp Yellow Trailer Tow Right Turn / Stop Lights
F82 –10 Amp Red Steering Column Control Module / Cruise
Control
F84 –15 Amp Blue Switch Bank / Instrument Cluster
F85 –10 Amp Red Airbag Module
7
MAINTAINING YOUR VEHICLE 491
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LIGHT BULBS — Exterior
Bulb Number
Quad Headlamp – Low Beam H11
Quad Headlamp – High Beam 9005
Quad Headlamp – Front Turn Signal Lamp 3157NA
Premium Headlamp – Low Beam HIR2
Premium Headlamp – High Beam 9005
Premium Headlamp –
Front Turn Signal Lamp LED (See authorized
dealer for service)
Horizontal Fog Lamp 9145
Vertical Fog Lamp 9006
Cab Roof Marker Lamps 194NA
Center High Mounted Stop Lamp 921
Rear Cargo Lamp 921
Box Off Tail Lamps –
Stop/Turn/Tail/License 1157
Bulb Number
Plate
Box Off Tail Lamps – Back Up 1156
BULB REPLACEMENT
NOTE:
Lens fogging can occur under certain atmospheric
conditions. This will usually clear as atmospheric condi-
tions change to allow the condensation to change back into
a vapor. Turning the lamps on will usually accelerate the
clearing process.
Base Quad / Premium Bi-Halogen: Low Beam
Headlamp, High Beam Headlamp, Front Park And
Turn — If Equipped
1. Open the hood.
2. Disconnect and isolate the negative battery cable.
3. Remove the six plastic push-in fasteners that secure the upper radiator seal to the grille support and both fender
ledges.
4. Remove the two plastic push-in rivets that secure the upper radiator seal to the radiator.
494 MAINTAINING YOUR VEHICLE
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CAUTION!
•Do not contaminate the bulb glass by touching it
with your fingers or by allowing it to contact other
oily surfaces. Shortened bulb life will result.
• Always use the correct bulb size and type for replace-
ment. An incorrect bulb size or type may overheat
and cause damage to the lamp, the bulb socket, or the
lamp wiring.
NOTE: There are access covers over both headlamp bulb
access holes in the quad front lamp unit housing (if
equipped). These covers MUST be reinstalled after the bulb
has been replaced.
Fog Lamps — If Equipped
1. Reach under and behind the front bumper to access the back of the front fog lamp housing.
2. Disconnect the fog lamp wiring harness connector from the fog lamp bulb.
3. Rotate the bulb counterclockwise ¼ turn to unlock the bulb from the housing.
4. Pull the bulb straight out from the housing.
CAUTION!
Do not contaminate the bulb glass by touching it with
your fingers or by allowing it to contact other oily
surfaces. Shortened bulb life will result.
Center High-Mounted Stoplamp (CHMSL) With
Cargo Lamp
1. Remove the two screws holding the housing/lens to the body as shown.
CHMSL Mounting Screw Locations
496 MAINTAINING YOUR VEHICLE
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2. Separate the connector holding the housing and wiringharness to the body.
3. Turn the desired bulb socket ¼ turn and remove the socket and bulb from housing.
4. Pull the desired bulb straight from the socket.
CAUTION!
Do not contaminate the bulb glass by touching it with
your fingers or by allowing it to contact other oily
surfaces. Shortened bulb life will result. • Outside Bulbs: Cargo Lamps
• Inside Bulb: Center High-Mounted Stop Lamp
5. Reverse the procedure for installation of bulbs and housing.
CHMSL Connector Location
CHMSL Bulb And Socket
7
MAINTAINING YOUR VEHICLE 497
Page 500 of 534
Cab Top Clearance Lamps — If Equipped
1. Remove the two screws from the top of the lamp.2. Rotate the bulb socket ¼ turn and pull it from the lamp
assembly.
Removing Rear Screw From Clearance LampRemoving Bulb Socket From Clearance Lamp
498 MAINTAINING YOUR VEHICLE
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Maintenance Chart
Required Maintenance
Refer to the Maintenance Schedules on the following pages
for required maintenance.
At Every Oil Change Interval As Indicated By OilChange Indicator System:
•Change oil and filter.
• Rotate the tires. Rotate at the first sign of irregular
wear, even if it occurs before the oil indicator
system turns on.
• Inspect battery and clean and tighten terminals as
required.
At Every Oil Change Interval As Indicated By Oil
Change Indicator System:
•Inspect automatic transmission fluid if equipped
with dipstick.
• Inspect brake pads, shoes, rotors, drums, hoses and
park brake.
• Inspect engine cooling system protection and hoses.
• Inspect exhaust system.
• Inspect engine air cleaner if using in dusty or
off-road conditions.
• Lube the front drive shaft fitting.
8
MAINTENANCE SCHEDULES 505
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Exhaust Gas Caution.....................95, 399
Exhaust System ........................ .95, 469
Exterior Lighting .......................... .130
Exterior Lights .............................98
Filters Air Cleaner ............................ .454
Air Conditioning .....................292, 459
Engine Fuel ........................... .500
Engine Oil ......................... .454, 500
Engine Oil Disposal ...................... .453
Flashers Turn Signal ...................... .98, 137, 220
Flat Tire Stowage .......................... .435
Flooded Engine Starting ..................... .323
Fluid, Brake ............................. .502
Fluid Capacities ........................... .499
Fluid Leaks ...............................98
Fluid Level Checks Automatic Transmission ....................479
Brake ................................ .476
Power Steering ......................... .350
Fluids, Lubricants And Genuine Parts ............500
Fog Lights ........................ .133, 216, 496
Fold Flat Load Floor ....................... .187Four-Way Hazard Flasher
.....................426
Four Wheel Drive ......................... .338
Freeing A Stuck Vehicle ..................... .439
Front Axle (Differential) ..................... .477
Fuel ................................... .396
Adding .............................. .400
Additives ............................. .398
Clean Air ............................. .396
Ethanol .............................. .397
Filler Cap (Gas Cap) ..................... .400
Filter ................................ .500
Gasoline .............................. .396
Light ................................ .214
Materials
Added ........................ .398
Methanol ............................. .397
Octane Rating .......................... .396
Requirements .......................... .396
Tank Capacity .......................... .499
Fuses .................................. .486
Garage Door Opener (HomeLink) ............165, 170
Gas Cap (Fuel Filler Cap) .................400, 449
Gasoline, Clean Air ........................ .396
Gasoline (Fuel) ........................... .396
Gasoline, Reformulated ..................... .396
520 INDEX