Page 347 of 496

CAUTION!
Damage to the automatic transmission may occur if 
the transmission is shifted into P (PARK) with the
transfer case in N (NEUTRAL) and the engine RUN-
NING. With the transfer case in N (NEUTRAL)
ensure that the engine is OFF prior to shifting the
transmission into P (PARK)
Returning to Normal Operation — Manual Shift
Transfer Case
Use the following procedure to prepare your vehicle for
normal usage: 
1. Bring the vehicle to a complete stop.
2. Apply the parking brake.
3. Shut OFF the engine.
4. Depress the brake pedal. 5. Shift automatic transmission to N (NEUTRAL), or 
depress the clutch on manual transmissions. 
6. Shift transfer case lever to desired position.
7. Shift automatic transmission into P (Park).
WARNING!
You or others could be injured if you leave the 
vehicle unattended with the transfer case in the N
(NEUTRAL) position without first fully engaging
the parking brake. The transfer case N (NEUTRAL)
position disengages both the front and rear drive-
shafts from the powertrain and will allow the ve-
hicle to move regardless of the transmission posi-
tion. The parking brake should always be applied
when the driver is not in the vehicle.
STARTING AND OPERATING 347
5 
     
        
        Page 348 of 496
CAUTION!
•Do not use a bumper mounted clamp-on tow bar 
on your vehicle. The bumper face bar will be
damaged.
•Do not disconnect the rear driveshaft because
fluid will leak from the transfer case and damage
the internal parts.
Recreational Towing Procedure — Electronic Shift
Transfer Case — If Equipped
Use the following procedure to prepare your vehicle for
recreational towing.
CAUTION!
It is necessary to follow these steps to be certain that
the transfer case is fully in Neutral (N) before
recreational towing to prevent damage to internal
parts.
1. Bring vehicle to a complete stop. 
2. Shut OFF the engine.
3. Turn the ignition key to the ON position, but do not 
start the engine. 
4. Depress the brake pedal.
5. Shift automatic transmission to Neutral (N) or depress 
clutch on manual transmission.
348 STARTING AND OPERATING 
     
        
        Page 350 of 496

NOTE:Flashing neutral (N) position indicator light 
indicates that shift requirements have not been met.
CAUTION!
Damage to the transmission may occur if the trans-
mission is shifted into Park (P) with the transfer case
in Neutral (N) and the engine RUNNING. With the
transfer case in Neutral (N) ensure that the engine is
OFF prior to shifting the transmission into Park (P).
Returning to Normal Operation — Electronic Shift
Transfer Case
Use the following procedure to prepare your vehicle for
normal usage. 
1. Bring vehicle to a complete stop.
2. Shut OFF the engine.  3. Turn the ignition key to the ON position, but do not 
start the engine. 
4. Depress the brake pedal.
5. Shift automatic transmission to Neutral (N) or depress 
clutch on manual transmission. 
6. Using the point of a ballpoint pen or similar object, 
depress the recessed transfer case Neutral (N) button for
1 second. 
7. After the Neutral (N) indicator light turns off release 
the Neutral (N) button. 
8. After the Neutral (N) button has been released the 
transfer case will shift to the position identified by the
selector switch. 
9. Shift automatic transmission into P (Park).
NOTE: 
The transfer case can not be shifted into Neutral 
(N) from the 4Auto (if equipped) position.
350 STARTING AND OPERATING 
     
        
        Page 388 of 496

CAUTION!
Overtightening may distort the threads or damage 
the filter element seal.
Install the filter as specified by the filter manufacturer.
Turn the filter 3/4 to one full turn after making contact
with the gasket. 
Check the condition of the threads and sealing surface on 
the oil pan and drain plug. 
Install the drain plug and sealing washer and tighten to 
37 ft-lbs. (50 N·m). 
Use only high-quality multi-grade lubricating oil in your 
Cummins Diesel Engine. Choose the correct oil for your
operating conditions as outlined in the Selection of
Engine Oil. Cummins Turbo Diesel 
Fill the engine with the correct grade of new oil. The 
engine capacity is 11 quarts (10.4 liters) in the crankcase
and 1 quart (.95 liter) in the lubricating oil filter. 
Start the engine and operate it at idle for several minutes. 
Check for leaks at the lubricating oil filter and oil pan
drain plug. 
Run the engine until it has reached operating tempera- 
ture, stop the engine. Wait approximately 15 minutes to
let the oil in the upper parts of the engine drain back to
the pan. Check the oil level again. 
Add oil as necessary to bring the level to the “SAFE” 
mark on the dipstick.
388 MAINTAINING YOUR VEHICLE 
     
        
        Page 429 of 496
Cavity Cartridge Fuse Mini 
Fuse  Description 
23 10 Amp  Red Engine Control Mod- 
ule (ECM)/Wireless
Control Module
(WCM)/HVC 
24 20 Amp  Blue  Subwoofer Amplifier 
(SRT-10 Only) 
25 10 Amp  Red Power Mirror 
26 20 Amp  Yellow Brake Switch/Center 
High Mount Stop
Lamp (CHMSL) 
27 40 Amp  Green  Power Seats 
28 10 Amp  Red Power Run/Start- 
NCC/Wireless Con-
trol Module (WCM)/
ABS/RWALCavity Cartridge
Fuse Mini 
Fuse  Description 
29 10 Amp  Red Switches/EC Mirror/ 
Smart Bar 
30 15 Amp  Blue Spare 
31 10 Amp  Red PCM/Transfer Case 
Brake 
32 10 Amp  Red HVAC/Ajustable 
Pedals/Heated Seats
Switch LED/Exhaust
Brake 
33 10 Amp  Red Power-IGN Run Misc 
34 10 Amp  Red Spare 
35 15 Amp  Blue Cabin Compartment 
Node (CCN) Illumi-
nation
MAINTAINING YOUR VEHICLE 429
7