CAUTION!
• To avoid DEF spillage and overfilling, do not “top off” the DEF tank after filling.
• When DEF is spilled, clean the area immediately with water or a mild solvent.
• DO NOT OVERFILL. DEF will freeze below 12 degrees F (-11 degrees C). TheDEF system is designed to work in temperatures below the DEF freezing point,
however, if the tank is overfilled and freezes, the system could be damaged.
Diesel Exhaust Fluid (DEF) Warning Messages
Your vehicle will begin displaying warning messages when the DEF level reaches a
driving range of approximately 500 miles (800 km).
If the following warning message sequence is ignored, your vehicle may not restart
unless DEF is added with in the displayed mileage shown in the EVIC message.
•Engine Will Not Restart in XXXX mi DEF Low Refill Soon – This message will display
when DEF driving range is less than 500 miles, DEF fluid top off is required with
in the displayed mileage. The message will be displayed in the EVIC during vehicle
start up with the current allowed mileage and accompanied by a single chime.
The remaining mileage can be pulled up anytime by way of the “Messages” list
within the EVIC.
• Engine Will Not Restart in XXXX mi Refill DEF –
This message will display when DEF
driving range is less than 200 miles. It is also displayed at 150 miles and 100 miles.
DEF fluid top off is required with in the displayed mileage. The message will be
displayed in the EVIC during vehicle start up with an updated distance mileage, and
it will be accompanied by a single chime. Stating at 100 miles, remaining range will
be continuously displayed while operating the vehicle. Chimes will also accompany
the 75, 50 and 25 mile remaining distances. The DEF Low telltale will be on
continuously until DEF fluid is topped off.
• Engine Will Not Restart Refill DEF – This message will display when the DEF driving
range is less than 1 mile, DEF fluid top off is required or the engine will not restart.
The message will be displayed in the EVIC during vehicle start up, and it will be
accompanied by a single chime. The DEF Low telltale will be illuminated
continuously until DEF fluid tank is filled with a minimum of two gallons of DEF.
1500 3.0L DIESEL
153
Diesel Exhaust Fluid (DEF) Fault Warning Messages
There are different messages which are displayed if the vehicle detects that the DEF
system has been filled with a fluid other than DEF, has experienced component
failures, or when tampering has been detected.
When the DEF system needs to be serviced the following warnings will display:
•Service DEF System See Dealer – This message will display when the fault is initially
detected and each time the vehicle is started. The message will be accompanied
by a single chime and the Malfunction Indicator Light. We recommend you drive
to your nearest authorized dealer and have your vehicle serviced immediately.
If not corrected in 50 miles, vehicle will enter the “Engine Will not restart in
XXX mi Service DEF See dealer” warning stage and message.
• Incorrect DEF Detected See Dealer – This message will display if the DEF system has
detected the incorrect fluid has been introduced to the DEF tank. The message will
be accompanied by a single chime. We recommend you drive to your nearest
authorized dealer and have your vehicle serviced immediately. If not corrected in
50 miles, vehicle will enter the Engine Will not restart in XXX mi Service DEF See
dealer warning stage and message.
• Engine Will Not Restart in XXX mi Service DEF See Dealer – This message is first
displayed if the fault detected is not serviced after 50 miles of operation. It is also
displayed at 150 miles 125 miles and 100 miles. System service is required
within the displayed mileage. The message will be displayed in the EVIC during
vehicle start up with an updated distance mileage, and it will be accompanied by
a single chime. Starting at 100 miles, remaining range will be continuously
displayed while operating the vehicle. Chimes will also accompany the 75, 50 and
25 mile remaining distances. We recommend you drive to your nearest authorized
dealer and have your vehicle serviced immediately.
• Engine Will Not Restart Service DEF System See Dealer – This message will display
if the DEF system issue detected is not serviced during the allowed period. Your
engine will not restart unless your vehicle is serviced by your authorized dealer.
This message will be displayed when under 1 mile until the engine will not start
and each time the vehicle is started. The message will be continuously displayed
and be accompanied by a single chime. Your Malfunction Indicator Light will also
be continuously illumined. We highly recommend you drive to your nearest
authorized dealer immediately if the message appears while engine is running.
• Engine Will Not Start Service DEF System See Dealer – This message will display
when the fault detected is not serviced after the Engine will not restart Service
DEF System See Dealer message is displayed on the next subsequent restart.
Your engine will not start unless you vehicle is serviced by your authorized dealer.
The message will be accompanied by a single chime. Your Malfunction Indicator
Light will be continuously illuminated. If the message appears and you can not
start the engine, we recommend you have your vehicle towed to your nearest
authorized dealer immediately.
1500 3.0L DIESEL
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Diesel Exhaust Fluid (DEF) Fault Warning Messages
There are four different messages which are displayed if the vehicle detects that the
DEF system has been filled with a fluid other than DEF, has experienced component
failures, or when tampering has been detected. The vehicle may be limited to a
maximum speed of 5 MPH (8 km/H) if the DEF system is not serviced within less than
250 miles (402 km) of the fault being detected.
When the DEF system needs to be serviced the following warnings will display:
•Service DEF System – See Dealer — This message will display when the fault is
initially detected, each time the vehicle is started, and periodically during driving.
The message will be accompanied by a single chime. We recommend you drive to
your nearest authorized dealer and have your vehicle serviced as soon as possible.
• 5 MPH Max Speed in 150 mi Service DEF System See Dealer — This message will
display if the DEF system has not been serviced after the “Service DEF System –
See Dealer” message is displayed. This message will continuously display until the
mileage counter reaches zero, and will be accompanied by a periodic chime. The
message will continue to countdown until it reaches zero unless the vehicle is
serviced. We recommend you drive to your nearest authorized dealer and have your
vehicle serviced immediately.
NOTE:
Under some circumstances this mileage counter may start with a value of less than
150 miles (241 km). For example, if recurring faults are detected in a time interval
of less than 40 hours, the counter may restart at the value where it stopped when a
previous fault was temporarily remedied, or at a minimum of 50 miles (80 km).
• 5 MPH Max Speed on Restart, Long Idle or Refuel Service DEF See Dealer — This
message will continuously display when the mileage counter reaches zero, and will
be accompanied by a periodic chime.
The vehicle will only be capable of a maximum speed of 5 MPH upon the first of the
following conditions to occur: • If the vehicle is shutoff and restarted.
• If the vehicle is idled for an extended period of time, approximately one hour orgreater.
• If the system detects that the level of fuel in the tank has increased.
• 5 MPH Max Speed Service DEF System See Dealer — This message will continuously
display, and will be accompanied by a periodic chime. Although the vehicle can be
started and placed in gear, the vehicle will only operate at a maximum speed of
5 MPH. Your vehicle will require towing, see your authorized dealer for service.
NOTE:
When this message is displayed, the engine can still be started. However, the vehicle
will only operate at a maximum speed of 5 MPH.
6.7L CUMMINS® DIESEL
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Maintenance Chart — Gasoline Engine
Mileage or time passed (whichever comes first)
20,000
30,000
40,000
50,000
60,000
70,000
80,000
90,000
100,000
110,000
120,000
130,000
140,000
150,000
Or Years: 2 3 4 5 6 7 8 9 10 11 12 13 14 15
Or Kilometers:
32,000
48,000
64,000
80,000
96,000
112,000
128,000
144,000
160,000
176,000
192,000
208,000
224,000
240,000
Additional Inspections
Inspect the CV/Universal joints. X X X X X
Inspect front suspension, tie rod ends, and
replace if necessary. XXXXXXXInspect the front and rear axle surfaces. If gear
oil leakage is suspected, check the fluid level.
If using your vehicle for police, taxi, fleet, off-
road or frequent trailer towing, change axle fluid.
XXXXXXX
Inspect the brake linings, replace as necessary. X XXXXX X
Adjust parking brake as necessary. XX XXXX X
Inspect transfer case fluid. XXX
Additional Maintenance
Replace engine air filter. XX XX X
Replace spark plugs (3.6L engine).** X
Replace spark plugs (5.7L engine).** X
Replace spark plugs (6.4L engine).** X
Flush and replace the engine coolant at
10 years or 150,000 miles (240,000 km)
whichever comes first. XX
Change automatic transmission fluid and filter(s)
(six-speed automatic only), if using your vehicle
for police, taxi, fleet, or frequent trailer towing.
X
MAINTAINING YOUR VEHICLE
216
Mileage or time passed (whichever comes first)
20,000
30,000
40,000
50,000
60,000
70,000
80,000
90,000
100,000
110,000
120,000
130,000
140,000
150,000
Or Years: 2 3 4 5 6 7 8 9 10 11 12 13 14 15
Or Kilometers:
32,000
48,000
64,000
80,000
96,000
112,000
128,000
144,000
160,000
176,000
192,000
208,000
224,000
240,000
Change automatic transmission fluid and filter
(six-speed automatic only). X
Inspect the transfer case fluid, change for any
of the following: police, taxi, fleet, or frequent
trailer towing. X
Change the transfer case fluid. X
Inspect and replace PCV valve if necessary. X** The spark plug change interval is mileage based only, yearly intervals do not apply.
WARNING!
• You can be badly injured working on or around a motor vehicle. Do only service work for which you have the knowledge and the right equipment. If you have any doubt about your ability to perform a service job, take your vehicle to a competent mechanic.
• Failure to properly inspect and maintain your vehicle could result in a component malfunction and effect vehicle handling and
performance. This could cause an accident.
MAINTAINING YOUR VEHICLE
217
Maintenance Chart — Diesel Fuel Up To B5 Biodiesel (1500 Diesel)
Mileage or time passed (whichever comes first)
10,000
20,000
30,000
40,000
50,000
60,000
70,000
80,000
90,000
100,000
110,000
120,000
130,000
140,000
150,000
Or Years: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
Or Kilometers:
16,000
32,000
48,000
64,000
80,000
96,000
112,000
128,000
144,000
160,000
176,000
192,000
208,000
224,000
240,000
Additional Inspections
Completely fill the Diesel Exhaust Fluid tank. X X X X X X X X X X X X X X X
Inspect the CV joints. X X X X X
Inspect front suspension, tie rod ends, and replace
if necessary. XXX X X X X
Inspect the front and rear axle fluid. If gear oil leakage is
suspected, check the fluid level. If using your vehicle for
police, taxi, fleet, off-road or frequent trailer towing change
the axle fluid. XXX X X X X
Inspect the brake linings, parking brake function. X X XXX XX
Inspect transfer case fluid. XX X X
Additional Maintenance
Replace fuel filter and drain water from the fuel filter
assembly. XX X X X
Replace engine air filter. XX X X X
Replace the air conditioning filter. X X XXX XX
Flush and replace the engine coolant at 10 years or
150,000 miles (240,000 km) whichever comes first. XX
MAINTAINING YOUR VEHICLE
220
Mileage or time passed (whichever comes first)
10,000
20,000
30,000
40,000
50,000
60,000
70,000
80,000
90,000
100,000
110,000
120,000
130,000
140,000
150,000
Or Years: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
Or Kilometers:
16,000
32,000
48,000
64,000
80,000
96,000
112,000
128,000
144,000
160,000
176,000
192,000
208,000
224,000
240,000
Replace accessory drive belt(s). X
Change transfer case fluid. X
WARNING!
• You can be badly injured working on or around a motor vehicle. Do only service work for which you have the knowledge and the
right equipment. If you have any doubt about your ability to perform a service job, take your vehicle to a competent mechanic.
• Failure to properly inspect and maintain your vehicle could result in a component malfunction and effect vehicle handling and
performance. This could cause an accident.
MAINTAINING YOUR VEHICLE
221
MAINTENANCE SCHEDULE — B6 TO B20 BIODIESEL (1500 DIESEL)
NOTE:
• Under no circumstances should oil change intervals exceed 8,000 miles(12 875 km) or six months, whichever comes first when using Biodiesel blends
greater than 5% (B5).
• The owner is required to monitor mileage for B6-B20 biodiesel, the automatic oil change indicator system does not reflect the use of biofuels.
Once A Month Or Before A Long Trip:
• Check engine oil level
• Check windshield washer fluid level
• Check the tire inflation pressures and look for unusual wear or damage
•
Check the fluid levels of the coolant reservoir, brake master cylinder, power steering
and transmission as needed
• Check function of all interior and exterior lights
Required Maintenance
Refer to the Maintenance Schedules on the following pages for required maintenance.
At Every Oil Change Interval As Indicated By Oil Change Indicator System:
• Change oil and filter.
• Completely fill the Diesel Exhaust Fluid tank.
• 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.
• 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.
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