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GMC X-7425 1973 Maintenance Manual page 123

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3A- 1 6
FRONT SUSPENSION
Figure 19-Removing Upper Control Arm Bushing
9. Turn center screw until torsion is relaxed and
remove tool.
10. Lower Motor Home.
11 . Check ride height (see figure 31) Adjust if
necessary refer to "RIDE HEIGHT" in this section.
LOWER CONTROL ARM BUSHING
REMOVAL
1. Hoist Motor Home .
2. Remove stabilizer link bolt . Discard bolt.
3. Place floor stands under frame horn, and un-
der points where frame sections are bolted . Lower
front lift to floor.
4. Install Tool J-22517 . Method for attaching,
refer to TORSION BAR REMOVAL, Item 2
through 6.
Figure 20-Installing Upper Control Arm Bushing
Figure 21-Removing Lower Control Arm Rear Bushing
5. Remove lower control arm bushing bolts and
pull control arm down until free of frame brackets.
6. Install Tools through rear bushing and press
out bushing as shown in Figure 21.
NOTE:
Due to the torsion bar anchor attach-
ment to the lower control arm, it will be neces-
sary to use a hardened 1/2" x 20 nut as shown
in Figure 22 to remove the front bushing.
INSTALLATION
See CAUTION on Page 3A-1 of this section.
1 . Install Tools as shown in Figure 24 and press
rear bushing into lower control arm.
NOTE :
Due to the torsion bar anchor attach-
ment to the lower control arm, it will be neces-
sary to use a hardened 1/2" x 20 nut as shown
in Figure 23 to install the front bushing.
Figure 22-Removing Lower Control Arm Front
Bushing

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