2003 JEEP GRAND CHEROKEE gear shift

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Page 16 of 2199

JEEP GRAND CHEROKEE 2003 WJ / 2.G Workshop Manual ENERGY CONSERVING OIL
An Energy Conserving type oil is recommended for
gasoline engines. The designation of ENERGY CON-
SERVING is located on the label of an engine oil con-
tainer.
CONTAINER IDENTIFI

Page 61 of 2199

JEEP GRAND CHEROKEE 2003 WJ / 2.G Workshop Manual VARI-LOKTDIFFERENTIAL
In a standard differential if one wheel spins, the
opposite wheel will generate only as much torque as
the spinning wheel.
A gerotor pump and clutch pack are used to pro-
vide th

Page 62 of 2199

JEEP GRAND CHEROKEE 2003 WJ / 2.G Workshop Manual BEARING NOISE
The axle shaft, differential and pinion bearings can
all produce noise when worn or damaged. Bearing
noise can be either a whining or a growling sound.
Pinion bearings have a constant-pi

Page 65 of 2199

JEEP GRAND CHEROKEE 2003 WJ / 2.G Workshop Manual Condition Possible Causes Correction
Axle Noise 1. Insufficient lubricant. 1. Fill differential with the correct
fluid type and quantity.
2. Improper ring gear and pinion
adjustment.2. Check ring gear

Page 96 of 2199

JEEP GRAND CHEROKEE 2003 WJ / 2.G Workshop Manual TRAC-LOKTDIFFERENTIAL
This differentials clutches are engaged by two con-
current forces. The first being the preload force
exerted through Belleville spring washers within the
clutch packs. The secon

Page 97 of 2199

JEEP GRAND CHEROKEE 2003 WJ / 2.G Workshop Manual peak-noise range. If the noise stops or changes
greatly:
²Check for insufficient lubricant.
²Incorrect ring gear backlash.
²Gear damage.
Differential side gears and pinions can be checked
by turnin

Page 100 of 2199

JEEP GRAND CHEROKEE 2003 WJ / 2.G Workshop Manual Condition Possible Causes Correction
Axle Noise 1. Insufficient lubricant. 1. Fill differential with the correct
fluid type and quantity.
2. Improper ring gear and pinion
adjustment.2. Check ring gear

Page 137 of 2199

JEEP GRAND CHEROKEE 2003 WJ / 2.G Workshop Manual and therefore creates pressure in the pump. The tun-
ing of the front and rear axle orifices and valves
inside the gerotor pump is unique and each system
includes a torque-limiting pressure relief val
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