Cleaning And Inspection; Single And Double Cardan Joint; Adjustments; Axle Pinion Angle Adjustment - Jeep 1997 Grand Cherokee Service Manual

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DISASSEMBLY AND ASSEMBLY (Continued)
(11) Press the remaining two bearing caps into
place and install snap rings (Fig. 31).
Fig. 31 Press In Bearing Cap
(12) Tap the snap rings to allow them to seat into
the grooves (Fig. 32).
Fig. 32 Seat Snap Rings In Groove
(13) Check for proper assembly. Flex the joint
beyond center, it should snap over-center in both
directions when correctly assembled (Fig. 33).
(14) Install the propeller shaft.
DIFFERENTIAL AND DRIVELINE
Fig. 33 Check Assembl y

CLEANING AND INSPECTION

SINGLE AND DOUBLE CARDAN JOINT

(1) Clean all the universal joint yoke bores with
cleaning solvent and a wire brush.
(2) Inspect the yokes for distortion, cracks, and
worn bearing cap bores.

ADJUSTMENTS

FRONT PROPELLER SHAFT MEASUREMENT

NOTE: A propeller shaft that has been in use for a
long period of time cannot be adjusted. If the length
of the propeller is incorrect and causing vibration,
replace the propeller shaft.
This measurement is only necessary for the CV
style propeller shaft and is to be taken with the shaft
installed and the vehicle at proper ride height.
(1) Place vehicle on floor or drive-on hoist with full
weight of vehicle on suspension.
(2) Measure the distance from the face of the CV
joint cup to the end of the CV joint boot (Fig. 34).
(3) Loosen the lock nut and adjust the distance by
moving the end of the shaft in or out of the other
end.
(4) When the shaft is adjusted to the correct
length of 142.7 mm (5.61 in.), tighten the lock-nut
(Fig. 35) to 115 N·m (85 ft. lbs.).

AXLE PINION ANGLE ADJUSTMENT

The pinion angle of the front axle can be adjusted
by the use of adjustment cams in the lower suspen-
sion arms (Fig. 36). The primary function for the
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