Hummer H1 Service Manual page 546

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Installation
WARNING: To avoid injury and damage to equip-
ment, support geared hub during removal and installa-
tion.
1. Position geared hub between upper and lower control arms
and secure upper ball joint to geared hub with slotted nut,
but do not tighten (Figure 9-15).
2. Secure lower ball joint to geared hub with slotted nut, but
do not tighten.
NOTE: If necessary, tighten slotted nut to install cotter pin.
When slotted nuts are tightened to prescribed torque values,
cotter pins must have a minimum of 50% engagement with the
nut slots.
3. Tighten slotted nut securing upper ball joint to geared hub
to 65 lb-ft (88 N•m). Install cotter pin.
4. Slide halfshaft into geared hub.
VENT LINE
05745159
UPPER BALL JOINT
HALFSHAFT
SPEED
SENSOR
SENSOR
BRACKET
LOWER
BALL JOINT
Figure 9-15: Geared Hub Replacement
Axles, Suspension, and Frame
NOTE: Make sure mounting hole and bolt are cleared of old
Loctite.
5. Apply thread-locking compound to halfshaft retaining bolt
and secure halfshaft to geared hub with lockwasher and
halfshaft retaining bolt. Tighten halfshaft retaining bolt to
37 lb-ft (50 N•m).
6. Secure washer and access plug to geared hub. Tighten
access plug to 8-13 lb-ft (11-18 N•m).
NOTE: If necessary, tighten slotted nut to install cotter pin.
7. Tighten slotted nut securing lower ball joint to geared hub
to 73 lb-ft (99 N•m). Install cotter pin.
8. Insert tie rod end into geared hub and secure with washer
and slotted nut. Tighten slotted nut to 70 lb-ft (95 N•m).
Install cotter pin (Figure 9-14).
9. Connect vent line to geared hub fitting (Figure 9-17).
10. Install speed sensor in sensor bracket and push in until
sensor contacts tone wheel on halfshaft.
GEARED HUB
VENT LINE
BRACKET
SLOTTED NUT
GEARED HUB
ACCESS
FITTING
HALFSHAFT
RETAINING
BOLT
SLOTTED NUT
9-9
PLUG