2007 JEEP GRAND CHEROKEE check engine

NOTE:Most vehicles are operated under the conditions
listed for Schedule “B.”
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 whilethe 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.
Once a Month
•Check the tire pressure and look for unusual wear or
damage.
•Inspect the battery, clean and tighten the terminals as
required.
•Check the fluid levels of engine coolant/anti-freeze
deaeration bottle, brake master cylinder, and transmis-
sion, and add as needed.
•Check all lights and all other electrical items for correct
operation.
434 SCHEDULE “A”
8
M
A
I
N
T
E
N
A
N
C
E
S
C
H
E
D
U
L
E
S

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.
•Inspect engine accessory drive belts. Replace as neces-
sary.
•Inspect for the presence of water in the fuel filter/
water separator unit.
SCHEDULE “A” 435
8
M
A
I
N
T
E
N
A
N
C
E
S
C
H
E
D
U
L
E
S

Miles 6,250 12,500 18,750 25,000 31,250
(Kilometers) (10 000) (20 000) (30 000) (40 000) (50 000)
Change the engine oil and engine oil filter. X X X X X
Rotate the tires. X X X
Check spare tire for proper pressure and correct
stowage.X X XXX
Inspect the engine air filter element. Replace as
necessary.XXX
Replace the engine air filter element.XX
Replace the fuel filter/water separator unit. X
Inspect the brake linings. X X
Drain the transfer case and refill.X
Drain and refill the front and rear axles. X X
SCHEDULE “B” — DIESEL ENGINES 437
8
M
A
I
N
T
E
N
A
N
C
E
S
C
H
E
D
U
L
E
S

Miles 37,500 43,750 50,000 56,250 62,500
(Kilometers) (60 000) (70 000) (80 000) (90 000) (100 000)
Change the engine oil and engine oil filter. X X X X X
Rotate the tires. X X
Check spare tire for proper pressure and correct
stowage.X X XXX
Inspect the engine air filter element. Replace as
necessary.XX
Replace the engine air filter element.XXX
Replace the fuel filter/water separator unit. X
Replace the engine accessory drive belt. X
Inspect the brake linings. X X X
Drain and refill the front and rear axles. X X X
Drain and refill the transmission fluid, and change
the filter.X
Drain the transfer case and refill.X
438 SCHEDULE “B” — DIESEL ENGINES
8
M
A
I
N
T
E
N
A
N
C
E
S
C
H
E
D
U
L
E
S

Miles 68,750 75,000 81,250 87,500 93,750 100,000
(Kilometers) (110 000) (120 000) (130 000) (140 000) (150 000) (160 000)
Change the engine oil and engine oil filter. X X X X X X
Rotate the tires. X X X
Check spare tire for proper pressure and cor-
rect stowage.XXXXXX
Inspect the engine air filter element. Re-
place as necessary.XXX
Replace the engine air filter element.XXX
Replace the engine accessory drive belt. X
Replace the fuel filter/water separator unit. X X
Flush and replace the engine coolant/anti-
freeze.X
Inspect the brake linings. X X
Drain the transfer case and refill. X
Drain and refill the front and rear axles. X X
SCHEDULE “B” — DIESEL ENGINES 439
8
M
A
I
N
T
E
N
A
N
C
E
S
C
H
E
D
U
L
E
S

Schedule “A”
Miles 12,500 25,000 37,500 50,000
(Kilometers) (20 000) (40 000) (60 000) (80 000)
Change the engine oil and engine oil filter. X X X X
Rotate the tires. X X X X
Check spare tire for proper pressure and correct stowage. X X X X
Inspect the engine air filter element. Replace as neces-
sary.XX
Replace the engine air filter element.XX
Replace the fuel filter/water separator unit. X X
Inspect the brake linings. X X
Drain the transfer case and refill. X X
SCHEDULE “A” 441
8
M
A
I
N
T
E
N
A
N
C
E
S
C
H
E
D
U
L
E
S

Miles 62,500 75,000 87,500 100,000
(Kilometers) (100 000) (120 000) (140 000) (160 000)
Change the engine oil and engine oil filter. X X X X
Rotate the tires. X X X X
Check spare tire for proper pressure and correct stowage. X X X X
Inspect the engine air filter element. Replace as neces-
sary.XX
Replace the engine air filter element.XX
Replace the fuel filter/water separator unit. X X
Flush and replace the engine coolant/anti-freeze. X
Replace the engine accessory drive belt. X
Inspect the brake linings. X X
Drain the transfer case and refill. X X
Inspection and service should be performed anytime a
malfunction is observed or suspected. Retain all receipts. The replacement of such component is requested
when there is superficial wear, bearing clearance, or
evident grease leak.
442 SCHEDULE “A”
8
M
A
I
N
T
E
N
A
N
C
E
S
C
H
E
D
U
L
E
S

ABS (Anti-Lock Brake System)............176,274
Adding Fuel........................... 313
Adding Washer Fluid..................... 165
Adjustable Pedals....................... 124
Air Cleaner, Engine (Engine Air Cleaner Filter) . . . 367
Air Conditioner Maintenance............... 371
Air Conditioning........................ 235
Air Conditioning, Operating Tips............ 242
Air Conditioning Refrigerant............... 372
Air Conditioning System.................. 235
AirFilter .............................. 367
Air Pressure, Tires....................... 288
Airbag................................ 43
Airbag Deployment....................... 50
Airbag Light....................... 52,66,176
Airbag Maintenance....................... 51
Alarm (Security Alarm)................. 18,177
Alarm System (Security Alarm)............... 18
Alignment and Balance................... 293Alterations/Modifications, Vehicle............. 9
Antenna, Satellite Radio................... 230
Antifreeze (Engine Coolant)................ 407
Anti-Lock Brake System (ABS)............129,274
Anti-Lock Warning Light.................. 176
Anti-Theft System..................... 18,177
Appearance Care........................ 389
Auto Down Power Windows................ 30
AutomaticDimmingMirror ................. 72
Automatic Door Locks..................... 27
Automatic Headlights..................... 114
Automatic Temperature Control (ATC)......... 236
Automatic Transmission................254,386
Adding Fluid......................... 387
Fluid and Filter Changes................. 386
Fluid Level Check...................... 386
FluidType ........................... 386
Special Additives...................... 388
Torque Converter...................... 260
452 INDEX