Hummer H1 Service Manual page 586

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RIGHT AIRLIFT BRACKET AND FRONT UPPER
CONTROL ARM BRACKETS REPLACEMENT
Removal
1. Remove battery tray (Section 12).
2. Raise and support front of vehicle.
3. Remove two locknuts, washers, and bolts securing
radiator support to airlift bracket (Figure 9-122).
WARNING: To avoid personal injury or equipment
damage, support lower control arm during removal and
installation
4. Remove two locknuts, washers, bolts, washers, and upper
control arm from two control arm brackets.
NOTE: Note direction of bolts for installation.
5. Remove ten locknuts, washers, bolts, and washers
securing control arm brackets, cooler line bracket, and
airlift bracket to frame rail.
6. Remove two control arm brackets, shim(s) and airlift
bracket from frame rail.
AIRLIFT BRACKET
CONTROL ARM
BRACKET
UPPER
CONTROL ARM
Figure 9-122: Right Airlift Bracket and Front Upper Control Arm Bracket Replacement
05745159
Axles, Suspension, and Frame
Installation
1. Install airlift bracket, shim(s), two control arm brackets,
and cooler line bracket on frame rail with ten washers,
bolts, washers, and locknuts. Tighten locknuts to 90 lb-ft
(122 N•m) (Figure 9-122).
2. Secure upper control arm to two control arm brackets with
cam washers, bolts, washers, and locknuts. Tighten
locknuts to 260 lb-ft (353 N•m).
3. Install radiator support on airlift bracket with two bolts,
washers, and locknuts. Tighten locknuts to 37 lb-ft (50
N•m).
4. Lower front of vehicle.
5. Install battery tray.
COOLER LINE
BRACKET
SHIM(S)
9-49
RADIATOR SUPPORT
FRAME RAIL