Backup Light Switch Replacement; Stoplight Switch Replacement - Hummer H1 Service Manual

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10-86 Body

BACKUP LIGHT SWITCH REPLACEMENT

Removal
1. Remove shift controls housing (Section 5).
2. Pull neutral start switch leads, backup light switch leads,
and light lead through boot and remove boot from shift
controls housing (Figure 10-174).
3. Remove two screws and lockwashers securing backup
light switch to housing.
4. Remove tiedown strap securing backup light switch to
neutral start switch, and remove backup light switch.
Installation
1. Secure backup light switch to neutral start switch with
tiedown strap (Figure 10-174).
2. Secure backup light switch to shift controls housing with
two lockwashers and screws.
3. Position neutral start switch leads, backup light switch
leads, and light lead through boot, and install boot on
housing.
4. Install shift controls housing (Section 5).
SHIFT CONTROLS HOUSING
BACKUP LIGHT
SWITCH
TIEDOWN
STRAP
Figure 10-174: Backup Light Switch Replacement

STOPLIGHT SWITCH REPLACEMENT

Removal
1. Disconnect two harness leads from stoplight switch
2.
Installation
1. Install stoplight switch into bracket (Figure 10-175).
2.
Adjustment
1.
2.
3.
NEUTRAL START
SWITCH LEADS
BACKUP LIGHT
SWITCH LEADS
BOOT
(Figure 10-175).
Remove stoplight switch from bracket.
Connect two harness leads to stoplight switch.
Push switch into bracket with brake depressed.
Pull up on brake pedal. Switch should ratchet outward to
proper position.
Check function with engine running.
BRAKE PEDAL
ARM
SWITCH
ARM
BRAKE PEDAL
Figure 10-175: Stoplight Switch Replacement
SUPPORT
HARNESS
LEADS
STOPLIGHT
SWITCH
®