Pinion Shaft Lock Bolt; Axle Shaft "C" Locks; Remove And Install Axle Shaft Bearing And/Or Seal; Removing Axle Shaft Bearing Retainer Ring - Pontiac TRANS AM 1977 Service Manual

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46-1 0
1977 PONTIAC SERVICE MANUAL
1.
Remove wheels.
2. Remove brake drums.
3. For the "C"-Lock type axles, proceed as follows:
a. Remove bolts and differential carrier cover and allow
lubricant to drain.
b. Remove pinion shaft lock bolt and pinion shaft (Fig.
4B-9).
Fig. 4B-9 Pinion Shaft Lock Bolt
c. Push axle shafts inward to ~ e r m i t removal of "C"
locks, then remove axle shafts (Fig. ' 4 ~ - 10).
Fig. 46-10 Axle Shaft "C" Locks
4. For the Non "C" Lock type axles, proceed as follows:
a. Remove nuts holding retainer plates to brake backing
plates. Pull retainers clear of bolts and reinstall two opposite
nuts finger tight to hold brake backing plate in position.
b. Pull out axle shaft assemblies, using Puller J 21579
with a slide hammer (Fig. 4B-11).
-
-
- --
Fig. 4B-1 1 Removing Non
"C"
Lock Type Axle Shaft
REMOVE A N D INSTALL AXLE SHAFT
BEARING AND/OR SEAL (NON "C"
LOCK TYPE AXLES)
The rear wheel bearing and bearing retainer ring both
have a heavy press fit on the axle shaft. Because of this fit,
they should be removed or installed separately. Both the
retainer ring and the bearing must be removed to replace the
seal.
1. Position and tighten axle shaft in vise so that the
retainer ring rests on vise jaws. Use a heavy chisel and
hammer to crack retainer ring (Fig. 4B-12). Do not use torch.
Fig. 4B-12 Removing Axle Shaft Bearing Retainer Ring
2.a. On A or G Series vehicles press off axle shaft bearing
by using Remover J 23469 in press plate holder J 6407- 1 ( ~ i g .
4B-13).
b. On B Series vehicles, press bearing from axle by using
Remover J 23674 (Fig. 4B-14).
C A U T
I
0 N
: A
void damaging seal when removing
bearing.

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Firebird 1977

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