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Fig. 4 Track Bar Brace Bracket
TRACK BAR-BRACE-BRACKET (FIG. 4)
REMOVAL
(1)Raise vehicle, see Hoisting, Group 0.
(2)Raise rear axle to curb height, with jack stands (Fig. 5).
(3)Remove track bar-to-axle pivot bolt. And remove track bar-to-frame pivot bolt. Remove track bar.
(4)Remove diagonal brace-to-underbody stud nut. Remove diagonal brace.
(5)Remove two track bar bracket-to-frame rail bolts. Remove bracket.
INSTALLATION
(1)Position support bracket on frame rail, install and tighten (2) bolts to 54 NIm (40 ft. lbs.) torque.
(2)Fit diagonal brace into support bracket and over underbody stud, tighten stud nut to 75 NIm (55 ft. lbs.) torque.
(3)Fit track bar to diagonal brace, loose assemble pivot bolt with nut and washer on rear side. Attach
the other end of track bar to bracket on axle and tighten to 95 NIm (70 ft. lbs.) torque. Tighten nut on track bar-to-frame bolt to 75 NIm (55 ft. lbs.) torque.
PIVOT BUSHING AC AND AY BODY
REMOVE FROM VEHICLE
(1)Raise vehicle (see Hoisting, Group 0). Remove brake hose mounting bracket screw (Fig. 5).
(2)Detach park brake cable at connector and from hanger bracket (Fig. 5).
Fig. 5 Remove Brake Hose Mounting Bracket Screw
and Park Brake Cable
2 - 54 SUSPENSION/DRIVESHAFTS
WARNING: WHEN REMOVING THE REAR AXLE PIVOT BUSHING ON VEHICLES EQUIPPED WITH EITHER REAR COIL SPRINGS OR AIR SUSPENSION. THE REAR AXLE MUST BE SUPPORTED BY THE AXLE AND TRAILING ARM TO ENSURE ADEQUATE SUPPORT OF REAR AXLE.
(3) Support the rear axle assembly at both the axle channel and the trailing arm (Fig. 6). Then remove lower shock absorber to rear axle mounting bolt (Fig. 6).
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cial Tool 6122 (Receiver Support Bridge, Bushing Remover/Installer and Bushing Remover).
(1)Install receiver (support) bridge into base of press C-4212-L and bushing Remover/Installer disc onto screw.
(2)Position assembly with receiver bridge supporting trailing arm while turning screw to begin bushing removal.
(3)After bushing has begun to move replace bushing remover/installer (round disc) with bushing remover (oval shaped disc). Use this assembly to finish pressing bushing out of trailing arm (Fig. 8).
Fig. 6 Remove Pivot Bushing Hanger Bracket Bolts
(4) Remove hanger bracket to frame rail bolts (Fig.
7).
Fig. 7 Remove Hanger Bracket
(5) Lower axle assembly down enough to remove pivot bolt and hanger bracket (Fig. 7). Right side trailing arm shown.
PIVOT BUSHING REMOVAL FROM AXLE ASSEMBLY
Remove bushing with Remover/Installer Special Tool C-4212-L (Press) and 3 piece set, Spe-
Fig. 8 Tools Installed To Remove Bushing
PIVOT BUSHING INSTALLATION
(1)Align the bushing with the bushing mounting hole in the trailing arm bracket (Fig. 9). Tap bushing in slightly to hold position.
(2)Assemble bushing installer Tool onto press screw and support bridge into press base. Position assembly as shown in (Fig. 10) and press bushing into arm to depth shown in (Fig. 9).
(3)Position hanger bracket on pivot bushing, and install through bolt, loose assemble nut (Fig. 11). Right side trailing arm shown.
(4)Position hanger to frame rail (a suitable drift
will aid in guiding hanger bracket into position). Install and tighten screws to 75 NIm (55 ft. lbs.) torque (Fig. 12). Install lower shock absorber mounting bolt, but do not tighten.
(5)Position brake hose mounting bracket to trail-
ing arm, install and tighten retaining screw to 11 NIm (95 in. lbs.) torque (Fig. 13).
(6)Attach park brake cable housing to hanger bracket and cable to connector.
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SUSPENSION/DRIVESHAFTS 2 - 55 |
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Fig. 11 Install Hanger Bracket to Pivot Bushing
Fig. 9 Proper Position of Pivot Bushing
Fig. 12 Install Hanger Bracket on Frame
Fig. 10 Tools Assembled for Bushing Installation
(7) Lower vehicle with suspension supporting vehicle weight, trailing arm at design height. Tighten pivot bolt nut and lower shock absorber mounting bolt to 61 NIm (45 ft. lbs.) torque.
Fig. 13 Brake Hose Bracket & Park Brake Cable