2006 JEEP GRAND CHEROKEE maintenance schedule

MAINTENANCE SCHEDULES
CONTENTS

Emission Control System Maintenance........346

Maintenance Schedules...................346▫Schedule “B”........................349
▫Schedule “A”........................358
8
M
A
I
N
T
E
N
A
N
C
E
S
C
H
E
D
U
L
E
S

EMISSION CONTROL SYSTEM MAINTENANCE
The “Scheduled” maintenance services, listed inbold
typemust be done at the times or mileages specified to
assure the continued proper functioning of the emission
control system. These, and all other maintenance services
included in this manual, should be done to provide best
vehicle performance and reliability. More frequent main-
tenance may be needed for vehicles in severe operating
conditions such as dusty areas and very short trip
driving.
Inspection and service also should be done any time a
malfunction is suspected.
NOTE:Maintenance, replacement, or repair of the emis-
sion control devices and systems on your vehicle may be
performed by any automotive repair establishment or
individual using any automotive part which has been
certified pursuant to U.S. EPA or, in the State of Califor-
nia, California Air Resources Board regulations.
MAINTENANCE SCHEDULES
There are two maintenance schedules that show the
requiredservice for your vehicle.
First is ScheduleB. It is for vehicles that are operated
under the conditions that are listed below and at the
beginning of the schedule.
•Day or night temperatures are below 32°F (0°C)
•Stop and go driving
•Excessive engine idling
•Driving in dusty conditions
•Short trips of less than 10 miles (16.2 km)
•More than 50% of your driving is at sustained high
speeds during hot weather, above 90°F (32°C)
•Trailer towing
346 MAINTENANCE SCHEDULES
8
M
A
I
N
T
E
N
A
N
C
E
S
C
H
E
D
U
L
E
S

NOTE:Most vehicles are operated under the conditions
listed for Schedule “B.”
NOTE:IfANYof these apply to you, change your
engine oil every 3,000 miles (5 000 km) or 3 months,
whichever comes first, and follow the maintenance rec-
ommendations in “Maintenance Schedule B.”
NOTE:IfANYof these apply to you then flush and
replace your engine coolant every 102,000 miles (170 000
km) or 60 months, whichever comes first, and follow
“Schedule B” of the “Maintenance Schedules” section of
this manual.
Second is Schedule“A”. It is for vehicles that are not
operated under any of the conditions listed under Sched-
ule “B.”
Use the schedule that best describes your driving condi-
tions. Where time and mileage are listed, follow the
interval that occurs first.CAUTION!
Failure to perform the required maintenance items
may result in damage to the vehicle.
At Each Stop for Fuel
•Check the engine oil level about 5 minutes after a fully
warmed engine is shut off. Checking the oil level while
the vehicle is on level ground will improve the accu-
racy of the oil level reading. Add oil only when the
level is at or below the ADD or MIN mark.
•Check the windshield washer solvent, add as required.
MAINTENANCE SCHEDULES 347
8
M
A
I
N
T
E
N
A
N
C
E
S
C
H
E
D
U
L
E
S

Once a Month
•Check the tire pressure and look for unusual wear or
damage.
•Inspect the battery and clean and tighten the terminals
as required.
•Check the fluid levels of the coolant reservoir, brake
master cylinder, and add as needed.
•Check all lights and all other electrical items for correct
operation.At Each Oil Change
•Change the engine oil filter.
•Inspect the exhaust system.
•Inspect brake hoses.
•Check the engine coolant/anti-freeze level, hoses, and
clamps.
348 MAINTENANCE SCHEDULES
8
M
A
I
N
T
E
N
A
N
C
E
S
C
H
E
D
U
L
E
S

Schedule “B”
Follow this schedule if you usually operate your vehicle
under one or more of the following conditions.
•Day or night temperatures are below 32°F (0°C)
•Stop and go driving
•Excessive engine idling
•Driving in dusty conditions
•Short trips of less than 10 miles (16.2 km)
•More than 50% of your driving is at sustained high
speeds during hot weather, above 90°F (32°C)
•Trailer towing
NOTE:IfANYof these apply to you, change your
engine oil every 3,000 miles (5 000 km) or 3 months,
whichever comes first, and follow the maintenance rec-
ommendations in “Maintenance Schedule B.”
NOTE:IfANYof these apply to you then flush and
replace your engine coolant every 102,000 miles (170 000
km) or 60 months, whichever comes first, and follow
“Schedule B” of the “Maintenance Schedules” section of
this manual.
SCHEDULE “B” 349
8
M
A
I
N
T
E
N
A
N
C
E
S
C
H
E
D
U
L
E
S

Miles 108,000 111,000 114,000 117,000 120,000
(Kilometers) (180 000) (185 000) (190 000) (195 000) (200 000)
Change the engine oil and engine oil filter, if not replaced
at 3 months.X X XXX
Inspect the engine air cleaner filter, replace if necessary.X
Inspect the PCV Valve, replace if necessary.X
Inspect the drive belt, replace if necessary.* X
Inspect the brake linings. X X
Drain and refill the front and rear axle fluid. X
Drain and refill the automatic transmission fluid, and re-
place filter.X
Drain and refill the transfer case fluid. X
Flush and replace the engine coolant/anti-freeze at 120
months, if not replaced at 102,000 miles (170 000 km).X
Inspection and service should also be performed anytime a
malfunction is observed or suspected. Retain all receipts.
This maintenance is recommended by the manufac-
turer to the owner, but is not required to maintain
emissions warranty.* This maintenance is not required if the belt was
previously replaced.
SCHEDULE “B” 357
8
M
A
I
N
T
E
N
A
N
C
E
S
C
H
E
D
U
L
E
S

Miles 108,000 114,000 120,000
(Kilometers) (180 000) (190 000) (200 000)
[Months] [108] [114] [120]
Change the engine oil and engine oil filter. X X X
Inspect the engine air cleaner filter, and replace if necessary.X
Inspect the PCV Valve, replace if necessary.X
Inspect the drive belt, replace if necessary.* X
Inspect the brake linings. X
Flush and replace the engine coolant/anti-freeze if not done at
102,000 miles (170 000 km).X
Drain the transfer case and refill.X
Inspection and service should also be performed anytime
a malfunction is observed or suspected. Retain all re-
ceipts.
This maintenance is recommended by the manufac-
turer to the owner, but is not required to maintain
emissions warranty.* This maintenance is not required if the belt was
previously replaced.
362 SCHEDULE “A”
8
M
A
I
N
T
E
N
A
N
C
E
S
C
H
E
D
U
L
E
S

Passing............................. 125
Reading.......................... 119,149
Rear Servicing........................ 339
Rear Tail............................ 339
Seat Belt Reminder..................... 181
Security Alarm (Theft Alarm).............. 178
Service.............................. 335
Service Engine Soon (Malfunction Indicator) . . . 176
Side Marker.......................... 339
SmartBeams.......................... 122
Tire Pressure Monitoring (TPMS)........... 179
Traction Control....................137,178
Turn Signal..................120,124,337,339
Vanity Mirror.......................... 81
Voltage............................. 183
Load Floor, Cargo....................... 167
Loading Vehicle
Tires ............................... 252
Locks................................. 16Automatic Door........................ 19
Child Protection........................ 17
Door................................ 16
Liftgate, Tailgate........................ 16
Power Door........................... 19
Lower Anchors and Tether for CHildren
(LATCH)............................63,65
Lubrication, Body....................... 311
Lumbar Support........................ 106
Maintenance Free Battery.................. 307
Maintenance Procedures................... 300
Maintenance Schedule.................... 346
Schedule “A”......................... 358
Schedule “B”......................... 349
Maintenance Schedules.................... 346
Malfunction Indicator Light (Check Engine) . . 176,298
Manual, Service......................... 370
Memory Feature (Memory Seat)............. 112
382 INDEX