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ONBOARD DIAGNOSTIC SYSTEM — OBD II
Your vehicle is equipped with a sophisticated onboard
diagnostic system called OBD II. This system monitors
the performance of the emissions, engine, and automatic
transmission control systems. When these systems are
operating properly, your vehicle will provide excellent
performance and fuel economy, as well as engine emis-
sions well within current government regulations.
If any of these systems require service, the OBD II system
will turn on the “Malfunction Indicator Light” (MIL). It
will also store diagnostic codes and other information to
assist your service technician in making repairs. Al-
though your vehicle will usually be drivable and not
need towing, see your authorized dealer for service as
soon as possible.
CAUTION!
•Prolonged driving with the MIL on could cause
further damage to the emission control system. It
could also affect fuel economy and driveability.
The vehicle must be serviced before any emissions
tests can be performed.
• If the MIL is flashing while the engine is running,
severe catalytic converter damage and power loss
will soon occur. Immediate service is required.
Loose Fuel Filler Cap Message
After fuel is added, the vehicle diagnostic system can
determine if the fuel filler cap is possibly loose, improp-
erly installed, or damaged. A “gASCAP” message will be
displayed in the odometer. Tighten the gas cap until a
clicking sound is heard. This is an indication that the
gas cap is properly tightened. Press the odometer reset
button to turn the message off. If the problem persists,
596 MAINTAINING YOUR VEHICLE
Page 666 of 705

MAINTENANCE SCHEDULE
Your vehicle is equipped with an automatic oil change
indicator system. The oil change indicator system will
remind you that it is time to take your vehicle in for
scheduled maintenance.
Based on engine operation conditions, the oil change
indicator message will illuminate. This means that ser-
vice is required for your vehicle. Operating conditions
such as frequent short-trips, trailer tow, extremely hot or
cold ambient temperatures will influence when the
“Change Oil” or “Oil Change Required” message is
displayed. Severe Operating Conditions can cause the
change oil message to illuminate as early as 3,500 miles
(5,600 km) since last reset. Have your vehicle serviced as
soon as possible, within the next 500 miles (805 km).On Electronic Vehicle Information Center (EVIC)
equipped vehicles, “Oil Change Required” will be dis-
played in the EVIC and a single chime will sound,
indicating that an oil change is necessary.
On Non-EVIC equipped vehicles, “Change Oil” will flash
in the instrument cluster odometer and a single chime
will sound, indicating that an oil change is necessary.
Your authorized dealer will reset the oil change indicator
message after completing the scheduled oil change. If a
scheduled oil change is performed by someone other
than your authorized dealer, the message can be reset by
referring to the steps described under “Instrument Clus-
ter Descriptions” or “Electronic Vehicle Information Cen-
ter (EVIC)” in “Understanding Your Instrument Panel”
for further information.
664 MAINTENANCE SCHEDULES
Page 695 of 705

Oil Change Indicator, Reset..................353
Oil, Engine ......................... .600, 660
Capacity ............................ .659
Change Interval .....................353, 600
Dipstick ............................. .600
Disposal ............................. .602
Filter ............................ .603, 660
Filter Disposal ........................ .602
Identification Logo ..................... .601
Materials Added To ..................... .602
Pressure Warning Light ...................317
Recommendation ....................601, 659
Synthetic ............................ .602
Viscosity ......................... .602, 659
Oil Filter, Change ........................ .603
Oil Filter, Selection ....................... .603
Oil Pressure Light ........................ .317
Onboard Diagnostic System ..................596
Operating Precautions ..................... .596Operator Manual (Owner’s Manual)
.............6
Outside Rearview Mirrors ...................112
Overdrive .............................. .451
Overdrive OFF Switch ..................... .451
Overheating, Engine ...................... .570
Owner’s Manual (Operator Manual) ..........6,678
Paint Care ............................. .638
Panic Alarm ..............................25
Parking Brake ........................... .478
Passing Light ........................... .171
Personal Settings ......................... .354
Pets ....................................98
Pets, Transporting ..........................98
Phone, Cellular ...........................115
Phone, Hands-Free (Uconnect) ................115
Placard, Tire And Loading Information ..........506
Power Brakes .............................. .480
10
INDEX 693
Page 697 of 705

Replacement Keys.........................17
Replacement Parts ........................ .598
Replacement Tires ........................ .519
Reporting Safety Defects ....................677
Resetting Oil Change Indicator ................353
Restraint, Head .......................... .160
Restraints, Child ...........................75
Restraints, Occupant ........................47
Rotation, Tires .......................... .522
Safety Checks Inside Vehicle .................101
Safety Checks Outside Vehicle ................103
Safety Defects, Reporting ....................677
Safety, Exhaust Gas ....................... .100
Safety Information, Tire .....................499
Safety Tips ...............................99
Satellite Radio Antenna ..................380, 401
Schedule, Maintenance .....................664 Seat Belt
Adjustable Upper Shoulder Belt Anchorage ......57
Automatic Locking Retractor (ALR) ...........60
Energy Management Feature ................60
Lap/Shoulder Belt Operation ................54
Lap/Shoulder Belts .......................51
Lap/Shoulder Belt Untwisting ...............56
Pregnant Women ........................59
Seat Belt Extender .......................58
Seat Belt Pretensioner .....................59
Seat Belt Reminder .......................49
Seat Belt System .........................47
Seat Belt Maintenance ..................... .643
Seat Belt Reminder .........................49
Seat Belts ........................... .49, 101
Adjustable Shoulder Belt ...................57
Adjustable Upper Shoulder Anchorage .........57
Child Restraint ..........................75
Extender ..............................58
10
INDEX 695