Page 203 of 455
Temperature Control
The rotary knob at the center
of the control panel controls
the temperature of the inte-
rior air. You can choose your
degree of comfort by rotating
the knob. The coldest tem-
perature setting is to the ex-
treme left (blue region) and
the warmest setting is to the
extreme right (red region) of
the rotation.
Air Conditioning—If Equipped
Air Conditioning Operation
To turn on the Air Conditioning, set the fan
control at any speed and press the snowflake
button located at the right of the control panel.
Conditioned air will be directed through the
outlets selected by the mode control. A light in the
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4
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snowflake button shows that the air conditioning is on.
Press the button a second time to turn the air condition-
ing off.
Slight changes in engine speed or power may be noticed
when the air conditioning compressor is on. This is a
normal occurrence as the compressor will cycle on and
off to maintain comfort and increase fuel economy.
The mode control (at the right of the
control panel) can be set in any of the
following positions:
NOTE:To improve your selection choices, the system
allows you to operate at intermediate positions between
the major modes. These intermediate positions are iden-
tified by the small dots.Recirculation Modes (Panel or Bi-Level )
Select the recirculation modes when
the outside air contains smoke, odors,
high humidity, or if rapid cooling is
desired. This feature allows for recir-
culation of interior air only. Air flows
through the panel only or through
both the panel and floor vents depend-
ing on the selected mode (panel vs bi-level).
NOTE:Selecting a“Recirculation Mode”mode does not
necessarily consume more fuel than normal A/C mode.
Panel
Outside air flows through the outlets located in the
instrument panel.
Bi-Level
Outside air flows through the outlets located in the
instrument panel and at the floor.
204 UNDERSTANDING YOUR INSTRUMENT PANEL
Page 208 of 455
Air Conditioning Operation
To turn on the Air Conditioning, set the fan control at any
speed and press the snowflake button located on the
control panel. Conditioned air will be directed through
the outlets selected by the mode control. A light in thesnowflake button shows that the air conditioning is on.
Press the button a second time to turn the air condition-
ing off.
A/C Pushbutton
With the fan control in the ON posi-
tion, pushing the A/C button turns on
the air conditioning compressor. An
indicator light on the button shows
that the Air Conditioning compressor
is on. Conditioned air is now directed
through the mode outlets selected.
Pushing the button a second time turns the compressor
OFF.
208 UNDERSTANDING YOUR INSTRUMENT PANEL
Page 213 of 455

speeds will reduce fogging. Interior fogging on the
windshield can be quickly removed by selecting the
defrost mode.
Regular cleaning of the inside of the windows with a
non-filming cleaning solution (vinegar and water works
very well) will help prevent contaminates (cigarette
smoke, perfumes, etc.) from sticking to the windows.
Contaminates increase the rate of window fogging.
Summer Operation
Air conditioned vehicles must be protected with a high
quality antifreeze coolant during summer to provide
proper corrosion protection and to raise the boiling point
of the coolant for protection against overheating. A 50 %
concentration is recommended. Refer to Recommended
Fluids and Genuine Parts for the proper coolant type.
When using the air conditioner in extremely heavy traffic
in hot weather especially when towing a trailer, addi-
tional engine cooling may be required. If this situation isencountered, operate the transmission in a lower gear to
increase engine RPM, coolant flow and fan speed. When
stopped in heavy traffic, it may be necessary to shift into
NEUTRAL and depress the accelerator slightly for fast
idle operation to increase coolant flow and fan speed.
NOTE:On models equipped with Diesel engines, the
idle speed will automatically increase to 1000 rpm at
elevated coolant temperatures to improve engine cooling.
Your air conditioning system is also equipped with an
automatic recirculation system. When the system senses
a heavy load or high heat conditions, it may use partial
Recirculation A/C mode to provide additional comfort.
Winter Operation
When operating the system during the winter months,
make sure the air intake, located directly in front of the
windshield, is free of ice, slush, snow, or other obstruc-
tions.
UNDERSTANDING YOUR INSTRUMENT PANEL 213
4
Page 216 of 455

Ignition/Starter Switch...................266
▫Lock..............................266
▫Off ...............................266
▫On................................266
▫Start..............................266
▫ACC ..............................267
▫Manual Transmission Key Release Button....267
▫Key Reminder.......................267
Starting Procedures.....................267
▫Manual Transmission..................267
▫Automatic Transmission................268
▫If Engine Fails To Start.................268
▫After Starting........................269Transmission Shifting....................270
▫Automatic Transmission With Overdrive.....270
▫Manual Transmission—6-Speed..........275
Four-Wheel- Drive Operation..............277
▫Manually Shifted Transfer Case Operating
Information/Precautions................277
▫Shifting Procedure - Manually Shifted Transfer
Case..............................279
▫Transfer Case Reminder Light............280
Limited-Slip Differential—If Equipped.......281
Parking Brake.........................282
Brake System..........................283
▫Brake Noise.........................284
216 STARTING AND OPERATING
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▫Materials Added To Fuel................309
▫Adding Fuel.........................309
▫Fuel System Cautions..................312
▫Carbon Monoxide Warnings..............313
Catalytic Converter.....................313
Vehicle Loading........................315
▫Certification Label.....................315
Trailer Towing.........................318
▫To Maintain Warranty Coverage...........318
▫Axle Lubricant And Trailer Towing.........320
▫Trailer Towing Recommendations..........320
▫Trailer Towing—Hitches...............321▫Connecting Trailer Lighting And Electric Trailer
Brakes.............................322
▫Trailer Weight And Trailer Tongue Weight....323
▫Trailer Towing Information (Maximum Trailer
Weight Ratings)......................325
▫Trailer Towing Mirrors—If Equipped......326
▫Cooling System Tips—Trailer Towing......326
▫Automatic Transmission Oil Temperature
Warning Light.......................327
▫Towing With An Automatic Transmission....327
Snowplow............................328
▫Dodge Power Wagon Models.............328
218 STARTING AND OPERATING
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The switch has three positions, UNLOCK, RR, and FR/
RR. Under normal driving conditions the switch should
be left in the UNLOCK position. In the UNLOCK posi-
tion, the front and rear axles are unlocked. In the RR
position, the rear axle is locked. In the FR/RR position,
the front and rear axles are locked.NOTE:Even when the axles are in the UNLOCK
position, the limited slip differential in the rear axle still
provides torque biasing capability for moderate low
traction environments.
During the command to lock the axle, the indicator light
will flash until the axle is locked. After the lock command
has been successfully executed, the light will remain on
solid.
To lock the rear axle, place the vehicle in 4LO by
following the procedure in Four Wheel Drive Operation,
located in this section of the manual. Move the axle
locker switch position to RR while travelingless than 3
MPH (5 KM/H). The RR indicator light will remain on
when the rear axle is locked.
Rotary Locking Axle Switch
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NOTE:Left to right wheel speed difference may be
necessary to allow the axle to fully lock. If the indicator
light is flashing after placing the switch in the RR or
FR/RR position, drive the vehicle in a turn or on loose
gravel to expedite the locking action.
WARNING!
Do not use the locked axle position for normal
driving. A locked front axle is intended for off-road
driving only. Locking the front axle during on-road
driving will reduce the steering ability. This could
cause an accident and you may be seriously injured.
To lock the front axle move the axle locker switch to
FR/RR while travelingless than 3 MPH (5 KM/H). The
indicator light will be solid when the front axle is locked.NOTE:The rear axle must be locked before the front
axle will lock.
To unlock the front axle move the axle locker switch to
RR. The FR/RR indicator light will go out when the axle
is unlocked.
NOTE:The axle lockers could be torque locked due to
side to side loads on the axle. Driving slowly while
turning the steering wheel from a left hand turn to a right
hand turn or driving in reverse for a short distance may
be required to release the torque lock and unlock the
axles.
To unlock the rear axle move the axle locker switch to
UNLOCK. The RR indicator light will go out when the
rear axle is unlocked.
222 STARTING AND OPERATING