Jeep 1997 Grand Cherokee Service Manual page 100

DIFFERENTIAL CASE DIFFERENTIAL CASE
AXLE HOUSING AXLE HOUSING
BEARING CAP MALLET
3 - 42 DIFFERENTIAL AND DRIVELINE
ADJUSTMENTS (Continued)
SHIM SELECTION
NOTE: It is difficult to salvage the differential side
bearings during the removal procedure. Install
replacement bearings if necessary.
(1) Remove differential side bearings from differ-
ential case.
(2) Remove factory installed shims from differen-
tial case.
(3) Install ring gear on differential case and
tighten bolts to specification.
(4) Install dummy side bearings D-348 on differen-
tial case.
(5) Install differential case in axle housing.
(6) Install the marked bearing caps in their correct
positions. Install and snug the bolts (Fig. 68).
Fig. 68 Tighten Bolts Holding Bearing Caps
(7) Using a dead-blow type mallet, seat the differ-
ential dummy bearings to each side of the axle hous-
ing (Fig. 69) and (Fig. 70).
Fig. 69 Seat Pinion Gear Side DifferentialDummy
Side Bearing
DIFFERENTIAL CASE SPECIAL TOOL C-3288–B
AXLE HOUSING MALLET
DIFFERENTIAL CASE AXLE HOUSING
Fig. 70 Seat Ring Gear Side DifferentialDummy Side
(8) Thread guide stud C-3288-B into rear cover
bolt hole below ring gear (Fig. 71).
(9) Attach a dial indicator C-3339 to guide stud.
Position the dial indicator plunger on a flat surface
between the ring gear bolt heads (Fig. 71).
Fig. 71 Differential Side play Measurement
(10) Push and hold differential case to pinion gear
side of axle housing (Fig. 72).
(11) Zero dial indicator face to pointer (Fig. 72).
(12) Push and hold differential case to ring gear
side of the axle housing (Fig. 73).
(13) Record dial indicator reading (Fig. 73).
(14) Add 0.008 in. (0.2 mm) to the zero end play
total. This new total represents the thickness of
Bearing
ZG