Hummer H1 (2006+). Manual — part 302

10-70 Body

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4.

Secure the spring and the lock arm to the latch assembly with the pin (Figure 10-79).

5.

Secure the latch assembly to the hood with the two lockwashers and the bolts (Figure 10-78).

6.

Lower the hood.

Hood Prop Rod and Bracket Replacement

Removal

WARNING: To avoid injury or damage to equipment, support the hood during the hood prop rod and the bracket
replacement.

1.

Raise and support the hood.

2.

Remove the cotter pin, two washers and the hood prop rod from the hood (Figure 10-80).

3.

Remove the four screws, lockwashers, bracket and the hood prop rod from the airlift bracket (Figure 10-81).

Figure 10-80: Hood Prop Rod Replacement

Figure 10-81: Hood Prop Rod and Bracket Replacement

Disassembly

1.

Remove the hood prop rod from the eyebolt (Figure 10-82).

2.

Remove the locknut, washer, bushing, spring, snapring, bushing, washer and the eyebolt from the bracket.

HOOD

HOOD

PROP ROD

HOOD

AIRLIFT BRACKET

BRACKET

PROP ROD

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Body 10-71

Cleaning and Inspection

NOTE: Clean all the components, and examine for wear or damage. Replace if necessary.

Inspect the two bushings and the spring for cracks, wear or distortion (Figure 10-82).

Assembly

1.

Secure the bushing to the bracket with the snapring (Figure 10-82).

NOTE: The length of the spring with the bracket assembled is 2-1/4 in. (5.7 cm).

2.

Secure the washer, eyebolt, spring, bushing, washer and the locknut to the bracket.

3.

Install the hood prop rod into the eyebolt.

Figure 10-82: Hood Prop Rod and Bracket Assembly Breakdown

Installation

1.

Secure the hood prop rod and the bracket to the airlift bracket with the four lockwashers and the screws. Tighten the screws to
6 lb-ft (8 N•m) (Figure 10-81).

2.

Secure the hood prop rod to the hood with the two washers and the cotter pin (Figure 10-80).

3.

Lower the hood.

Hood and Hinge Replacement

Removal

1.

Raise and secure the hood.

WARNING: To avoid injury, or damage to equipment, support the hood during removal and installation.

2.

Remove the P-clamp securing the hood harness to the splash shield bracket and disconnect the two electrical connectors.

3.

Remove the two cotter pins, two washers and the hinge pin securing the upper hinge half to the lower hinge half.

4.

Remove the cotter pin, two washers and the prop rod from the hood (Figure 10-83).

5.

Remove the hood.

NOTE: Perform steps 6 and 7 if replacing hinges.

6.

Remove the six bolts, washers, locknuts and the two upper hinge halves, from the hood (Figure 10-83).

7.

Remove the four locknuts, washers, bolts, washers and the lower hinge.

BUSHING

SPRING

BRACKET

BUSHING

EYEBOLT

SNAPRING

HOODPROP ROD

10-72 Body

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Figure 10-83: Hood and Hinge Assembly Breakdown

Inspection and Repair

NOTE: Refer to Fiberglass Repair for inspection and repair of the hood.

Installation

NOTE: Perform steps 1 and 2 if the hinges were removed.

1.

Secure the lower hinge half to the support bracket with the four washers, bolts, washers and the locknuts. Do not tighten the
bolts (Figure 10-83).

2.

Secure the upper hinge half to the hood with the six bolts, washers and the locknuts. Tighten the bolts to 28 lb-ft (38 N•m).

3.

Install the hood by mating the upper hinge half to the lower hinge half and securing with the washers, hinge pins, washers and
the two cotter pins.

4.

Connect the two electrical connectors and install the P-clamp securing the hood harness to the splash shield.

5.

Secure the hood prop rod to the hood with the two washers and the cotter pin (Figure 10-83).

6.

Align the hood and tighten the lower hinge half bolts to 28 lb-ft (38 N•m).

7.

Check the headlight aim and adjust if necessary.

UPPER

HOOD

HINGE PIN

LOWER HINGE HALF

HINGE

HALF

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Body 10-73

Hood Alignment

Alignment should be checked whenever replacing the hood stops, hinges or latches. Surfaces that adjoin hood seals should be
checked for signs of wear from hood movement.

1.

Inspect the hood prior to adjustment to determine the condition of the seals, hinges and the stops. Replace or repair any worn
parts.

Figure 10-84: Hood Alignment Specifications

2.

Open the hood and loosen the center hood stop (Figure 10-84).

3.

Gently close the hood and loosen the lower hinge half locknuts.

4.

Gently position the hood to obtain the proper and an even clearance with the A-pillar and both of the front cowl panels
(minimum 3/8” / maximum 1/2”) (Figure 10-84).

5.

Tighten the lower hinge half locknuts to the lock adjustment. Open the hood gently and position the guide bracket assembly to
contact the center hood stop. Gently close the hood to check the guide bracket assembly position (Figures 10-84 and 10-85).

6.

Tighten and recheck the guide bracket assembly position. When properly positioned, tighten to 10 lb-ft (14 N•m) (Figure
10-85).

7.

Tighten the front lower hinge half locknuts to 28 lb-ft (38 N•m) and recheck the hood position.

CENTER

HOOD

STOP

HOOD

HOOD

COWL PANEL

A-PILLAR

A-PILLAR

COWL

PANEL

COWL

PANEL

MIN.3/8”

MAX. 1/2”

MIN.3/8”

MAX. 1/2”

MIN.3/8”

MAX. 1/2”

MIN.3/8”

MAX. 1/2”

RIGHT SIDE