2008 DODGE RAM 2500 DIESEL service

INTRODUCTION
This Owner's Manual has been prepared with the assis-
tance of service and engineering specialists to acquaint
you with the operation and maintenance of your vehicle.
It is supplemented by a Warranty Information Booklet
and various customer-oriented documents. You are
urged to read these publications carefully. Following the
instructions and recommendations in this manual will
help assure safe and enjoyable operation of your vehicle.
NOTE: After you read the manual, it should be stored
in the vehicle for convenient reference and remain with
the vehicle when sold, so that the new owner will be
aware of all safety warnings.
When it comes to service, remember that your authorized
dealer knows your vehicle best, has the factory-trained
technicians and genuine Mopartparts, and is interested
in your satisfaction.
A MESSAGE FROM DAIMLERCHRYSLER
CORPORATION
DaimlerChrysler Corporation and Cumminstwelcome
you as a CumminstTurbo Diesel-powered truck owner.
Almost 100% of the heavy duty trucks in the United
States and Canada are diesel powered because of the fuel
economy, rugged durability, and high torque which per-
mits pulling heavy loads. Cumminst, engines power
well over half of these trucks. Now this same technology
and proven performance is yours in your truck equipped
with the Cumminst, turbocharged, charge air cooled,
diesel engine.
Your diesel truck will sound, feel, drive, and operate
differently from a gasoline-powered truck. It is important
that you read and understand this manual. You may find
that some of the starting, operating, and maintenance
procedures are different. However, they are simple to
4 INTRODUCTION

WARNINGS AND CAUTIONS
This Owner's Manual containsWARNINGSagainst op-
erating procedures which could result in an accident or
bodily injury. It also containsCAUTIONSagainst proce-
dures which could result in damage to your vehicle. If
you do not read this entire manual, you may miss
important information. Observe all Warnings and Cau-
tions.
VAN CONVERSIONS/CAMPERS
The Manufacturer's Warranty does not apply to body
modifications or special equipment installed by van
conversion/camper manufacturers/body builders. Refer
to the Warranty information book, Section 2.1.C. Such
equipment includes video monitors, VCRs, heaters,
stoves, refrigerators, etc. For warranty coverage and
service on these items, contact the applicable manufac-
turer.Operating instructions for the special equipment in-
stalled by the conversion/camper manufacturer should
also be supplied with your vehicle. If these instructions
are missing, please contact your authorized selling dealer
for assistance in obtaining replacement documents from
the applicable manufacturer.
For information on the Body Builders Guide refer to:
www.dodgebodybuilder.com. This website contains di-
mensional and technical specifications for your vehicle. It
is intended for Second Stage Manufacturer's technical
support. For service issues, contact your authorized
dealer.
INTRODUCTION 7
1

mRemote Keyless Entry Ð If Equipped.........21
NTo Unlock The Doors...................22
NTo Lock The Doors.....................23
NUsing The Panic Alarm..................24
NGeneral Information....................25
NTransmitter Battery Service...............25
mDoor Locks............................26
NManual Door Locks Ð If Equipped.........26
NPower Door Locks Ð If Equipped..........27
NChild Protection Door Lock...............30
mWindows.............................32
NPower Windows ± If Equipped.............32
NPower Sliding Rear Window ± If Equipped....34NSliding Rear Window ± If Equipped.........34
NWind Buffeting........................34
mOccupant Restraints......................35
NLap/Shoulder Belts.....................36
NAdjustable Upper Shoulder Belt Anchorage....43
NAutomatic Locking Retractors (ALR) Mode ± If
Equipped............................44
NCenter Lap Belts.......................45
NSeat Belt Pretensioners Ð If Equipped.......45
NEnhanced Seat Belt Reminder System
(BeltAlertt) ..........................46
NSeat Belts And Pregnant Women............47
NSeat Belt Extender......................47
10 THINGS TO KNOW BEFORE STARTING YOUR VEHICLE

NOTE:If you try to remove the key before you place the
shift lever in PARK, the key may become trapped tem-
porarily in the ignition cylinder. If this occurs, rotate the
key to the right slightly, then remove the key as de-
scribed. If a malfunction occurs, the system will trap the
key in the ignition cylinder to warn you that this safety
feature is inoperable. The engine can be started and
stopped but the key cannot be removed until you obtain
service.
NOTE:For vehicles not equipped with the Electronic
Vehicle Information Center (EVIC), the power window
switches, radio, hands±free system (if equipped), and
power outlets will remain active for 10 minutes after the
ignition switch is turned off. Opening either front door
will cancel this feature.For vehicles equipped with the Electronic Vehicle Infor-
mation Center (EVIC), the time for this feature is pro-
grammable. Refer to ªPersonal Settings (Customer Pro-
grammable Features)/KEY OFF POWER DELAY > OFFº
under ªElectronic Vehicle Information Center (EVIC)º in
Section 3.
WARNING!
Never leave children alone in a vehicle. Leaving
unattended children in a vehicle is dangerous for a
number of reasons. A child or others could be seri-
ously or fatally injured. Don't leave the keys in the
ignition. A child could operate power windows,
other controls, or move the vehicle.
THINGS TO KNOW BEFORE STARTING YOUR VEHICLE 13
2

²Exxon/Mobil SpeedpassŸ, additional Sentry Keyst,
or any other transponder-equipped components on
the same key chain willnotcause a key-related
(transponder) fault unless the additional part isphysi-
cally held against the ignition keybeing used when
starting the vehicle. Cell phones, pagers, or other RF
electronics will not cause interference with this system.
All of the keys provided with your new vehicle have
been programmed to the vehicle electronics.
Replacement Keys
NOTE:Only keys that are programmed to the vehicle
electronics can be used to start and operate the vehicle.
Once a Sentry Keytis programmed to a vehicle, it cannot
be programmed to any other vehicle.
CAUTION!
Always remove the Sentry Keystfrom the vehicle
and lock all doors when leaving the vehicle
unattended.
At the time of purchase, the original owner is provided
with a four-digit Personal Identification Number (PIN).
Keep the PIN in a secure location. This number is
required for authorized dealer replacement of keys. Du-
plication of keys may be performed at an authorized
dealer or by following the customer key programming
procedure. This procedure consists of programming a
blank key to the vehicle electronics. A blank key is one
that has never been programmed.
NOTE:When having the Sentry KeytImmobilizer
System serviced, bring all vehicle keys with you to an
authorized dealer.
16 THINGS TO KNOW BEFORE STARTING YOUR VEHICLE

NOTE:If a programmed key is lost, see your authorized
dealer to have all remaining keys erased from the sys-
tem's memory. This will prevent the lost key from
starting your vehicle. The remaining keys must then be
reprogrammed. All vehicle keys must be taken to an
authorized dealer at the time of service to be repro-
grammed.
General Information
The Sentry Keytsystem complies with FCC rules Part 15
and with RSS-210 of Industry Canada. Operation is
subject to the following conditions:
²This device may not cause harmful interference.
²This device must accept any interference that may be
received, including interference that may cause undes-
ired operation.
STEERING WHEEL LOCK Ð IF EQUIPPED
Your vehicle may be equipped with a passive steering
wheel lock. This lock prevents steering the vehicle with-
out the ignition key. If the steering wheel is moved no
more than one-half turn in either direction and the key is
not in the ignition switch, the steering wheel will lock.
If You Wish To Manually Lock The Steering
Wheel:
With the engine running, turn the steering wheel upside
down, turn off the engine and remove the key. Turn the
steering wheel slightly in either direction until the lock
engages.
To Release The Steering Wheel Lock:
Insert the key in the ignition switch and start the engine.
If the key is difficult to turn, move the wheel slightly to
the right or left to disengage the lock.
18 THINGS TO KNOW BEFORE STARTING YOUR VEHICLE

General Information
This device complies with part 15 of FCC rules and with
RS-210 of Industry Canada. Operation is subject to the
following conditions:
1. This device may not cause harmful interference.
2. This device must accept any interference that may be
received including interference that may cause undesired
operation.
NOTE:Changes or modifications not expressly ap-
proved by the party responsible for compliance could
void the user's authority to operate the equipment.
If your Remote Keyless Entry Transmitter fails to operate
from a normal distance, check for these two conditions:
1. Weak batteries in transmitter. The expected life of the
batteries is from one to two years.2. Closeness to a radio transmitter, such as a radio station
tower, airport transmitter, and some mobile or CB radios.
Transmitter Battery Service
RKE Transmitter Battery Replacement
THINGS TO KNOW BEFORE STARTING YOUR VEHICLE 25
2

Maintaining Your Airbag System
WARNING!
²Modifications to any part of the airbag system
could cause it to fail when you need it. You could
be injured if the airbag system is not there to
protect you. Do not modify the components or
wiring, including adding any kind of badges or
stickers to the steering wheel hub trim cover or the
upper right side of the instrument panel. Do not
modify the front bumper, vehicle body structure,
or add aftermarket side steps or running boards.
²You need proper knee impact protection in a
collision. Do not mount or locate any aftermarket
equipment on or behind the knee bolsters.
²It is dangerous to try to repair any part of the
airbag system yourself. Be sure to tell anyone who
works on your vehicle that it has an airbag system.NOTE:
Perchlorate Material ± special handling may ap-
ply, see www.dtsc.ca.gov/hazardouswaste/perchlorate
Enhanced Accident Response System
If the airbags deploy after an impact and the electrical
system remains functional, vehicles equipped with
power door locks will unlock automatically. In addition,
approximately five seconds after the vehicle has stopped
moving, the interior lights will light until the ignition
switch is turned off.
Airbag Light
You will want to have the airbags ready to
inflate for your protection in an impact. While
the airbag system is designed to be mainte-
nance free, if any of the following occurs, have
an authorized dealer service the system promptly:
²The airbag light does not come on or flickers during
the six to eight seconds when the ignition switch is
first turned ON.
58 THINGS TO KNOW BEFORE STARTING YOUR VEHICLE