Hummer H1 (2002+). Manual - part 169

 

_____________________________________________________________________

 

 Body  10-47

  

®

 

05745159

 

Hood and Hinge Replacement 

 

Removal 

 

1.

Raise and secure hood.

 

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

 

2.

Disconnect two connector plugs from connector
receptacles  (Figure 10-84).

3.

Remove four cotter pins, washers, and two hinge pins
securing upper hinge halves to lower hinge halves.

4.

Remove cotter pin, two washers, and prop rod from hood
(Figure 10-84).

5.

Remove hood.

 

NOTE: 

 

Perform steps 6 and 7 if replacing hinges.

6.

Remove four bolts, washers, two upper hinge halves, and
hinge plates from hood  (Figure 10-84).

7.

Remove four locknuts, washers, two hinge plates, four
bolts, washers, two lower hinge halves, and two spacers
from brackets.

 

Figure 10-84:   Hood and Hinge Assembly 

Breakdown

 

Inspection and Repair

 

NOTE: 

 

Refer to Fiberglass Repair for inspection and repair of

hood.

 

Installation 

 

NOTE: 

 

Perform steps 1 and 2 if hinges were removed.

1.

Secure two spacers, two lower hinge halves and hinge 
plates to two brackets with four washers, bolts, washers, 
and locknuts. Do not tighten bolts (Figure 10-84). 

2.

Secure hinge plates and two upper hinge halves to hood
with four washers and bolts. Tighten bolts to 28 lb-ft
(38 N•m).

3.

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

4.

Connect two connector plugs to connector receptacles.

5.

Secure hood prop rod to hood with two washers and cotter
pin  (Figure 10-84).

6.

Align hood.

7.

Check headlight aim and adjust if necessary.

 

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

 

Figure 10-85:   Center Hood Stop Location

HINGE PLATE

UPPER 

HOOD

HINGE PIN

LOWER HINGE HALF

BRACKET

CONNECTOR RECEPTACLE

HINGE PLATE

CONNECTOR

PLUG

HINGE

HALF

SPACER

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

 

10-48

Body

 

______________________________________________________________________

  

®

 

2.

Open hood and loosen center hood stop  (Figure 10-85). 

3.

Gently close hood and loosen lower hinge half locknuts
(Figure 10-86).

 

Figure 10-86:   Lower Hinge Half Locknut Location

 

4.

Gently position hood to obtain proper and even clearance
with A-pillar and both front cowl panels (minimum 3/8” /
maximum 1/2”)  (Figure 10-85).

5.

Tighten lower hinge half locknuts to lock adjustment.
Open hood gently and position guide bracket assembly to
contact center hood stop. Gently close hood to check guide
bracket assembly position  (Figures 10-85  and 10-87).

6.

Tighten and recheck guide bracket assembly position.
When properly positioned, tighten to 10 lb-ft (14 N•m)
(Figure 10-87).

7.

Tighten front lower hinge half locknuts to 28 lb-ft (38
N•m) and recheck hood position (Figure 10-86).

 

 

Figure 10-87:   Guide Bracket Assembly Location

 

8.

Lubricate all hood stops, hinges, and guide brackets. Latch
hood (Figure 10-88). 

9.

Test drive to ensure proper alignment (no squeaks).

10. Check headlight aim and adjust if necessary.

 

Figure 10-88:   Hood Latch and Stop Location

 

Outer Hood Seal Replacement

 

Removal 

 

Remove two bolts, seal retainer, and hood seal from body
(Figure 10-89).

 

Installation 

 

Secure hood seal to body with seal retainer and two bolts
(Figure 10-89).

 

Figure 10-89:   Outer Hood Seal Replacement

LOWER HINGE 

HALF LOCKNUTS

HOOD

HOOD
CATCH

GUIDE BRACKET ASSEMBLY

HOOD LATCH

SIDE HOOD 

STOP

BODY

SEAL RETAINER

HOOD SEAL

 

_____________________________________________________________________

 

 Body  10-49

  

®

 

05745159

 

Side Hood Stop Replacement

 

Removal 

 

Remove two locknuts, washers, bolts, washers, and side hood
stop from body (Figure 10-90).

 

Installation 

 

Secure side hood stop to body with two washers, bolts, wash-
ers, and locknuts. Tighten bolts to 6 lb-ft (8 N•m)
(Figure 10-90).

 

Figure 10-90:   Side Hood Stop Replacement

 

Grille and Screen Replacement

 

Removal 

 

1.

Remove six locknuts, washers, bolts, washers, and grille 
from hood (Figure 10-91).

2.

Remove six locknuts, washers, screws, washers, and
screen from grille.

 

Installation 

 

1.

Secure screen to grille with six washers, screws, washers, 
and locknuts. Tighten locknuts to 6 lb-ft (8 N•m) 
(Figure 10-91).

2.

Secure grille to hood with six washers, screws, washers,
and locknuts. Tighten locknuts to 7 lb-ft (9 N•m).

 

Figure 10-91:   Grille and Screen Replacement

 

Center Hood Stop Replacement

 

Removal 

 

Remove two bolts, washers, center hood stop, and plate from
A-beam (Figure 10-92).

 

Installation 

 

Secure center hood stop and plate to A-beam with two washers
and bolts. Tighten bolts to 12 lb-ft (16 N•m) (Figure 10-92).

 

Figure 10-92:   Center Hood Stop Replacement

SIDE HOOD STOP

BODY

GRILLE

HOOD

SCREEN

A-BEAM

CENTER 

PLATE

HOOD 

STOP

 

10-50

Body

 

______________________________________________________________________

  

®

 

Guide Bracket Assembly Replacement

 

Removal 

 

Remove six locknuts, twelve washers, guide bracket assembly,
guide plate, and six bolts from hood (Figure 10-93).

 

Installation 

 

1.

Loosely attach guide plate and guide bracket assembly to 
hood with six bolts, twelve washers, and six locknuts. 
Tighten locknuts to 10 lb-ft (14 N•m) (Figure 10-93).

2.

Lower hood and align guide bracket assembly with center
hood stop on A-beam (Figure 10-92).

3.

Mark guide bracket assembly position, raise hood, and
tighten locknuts to 10 lb-ft (14 N•m) (Figure 10-93).

 

Figure 10-93:   Bracket Assembly Replacement

 

Front Hood Screen Replacement

 

Removal 

 

1.

Remove three locknuts, washers, and carriage bolts secur-
ing front hood screen to hood (Figure 10-94).

2.

Remove three bolts, harness clamps, washers, and front
hood screen from hood.

 

Installation 

 

1.

Secure front hood screen to hood with three washers, har-
ness clamps, and bolts. Tighten bolts to 20-30 lb in. (2-3 
N•m) (Figure 10-94).

2.

Secure front hood screen to hood with three carriage bolts,
washers, and locknuts. Tighten locknuts to 21 lb-ft (29 N•m).

 

Figure 10-94:   Front Hood Screen Replacement

 

Right Hood Retainer Bracket Replacement

 

Removal 

 

Remove four bolts, lockwashers, washers, right hood retainer
bracket, and spacer from hood (Figure 10-95).

 

Installation 

 

Secure right hood retainer bracket and spacer to hood with four
washers, lockwashers, and bolts (Figure 10-95).

 

Figure 10-95:   Right Hood Retainer Bracket 

Replacement

 

Left Hood Retainer Bracket Replacement

 

Removal 

 

Remove four bolts, lockwashers, washers, left hood retainer
bracket, and four washers from hood (Figure 10-96).

 

Installation 

 

Install left hood retainer bracket on hood with eight washers,
four lockwashers, and bolts (Figure 10-96).

 

Figure 10-96:   Left Hood Retainer Bracket 

GUIDE PLATE

HOOD

GUIDE

ASSEMBLY

 BRACKET

HOOD

HARNESS 

CLAMP

FRONT HOOD SCREEN

SPACER

RIGHT HOOD 

RETAINER BRACKET

HOOD