Hummer H1 Service Manual page 420

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CTIS INSTRUMENT CLUSTER
WARNING: CTIS components are subject to high air
pressure. Always relieve air pressure before loosening
or removing air system components by disconnecting
quick-disconnect valve assemblies. Failure to follow
this warning may result in serious injury.
NOTE: Prior to removal, tag all leads for installation.
Removal
1. Remove screws and CTIS instrument cluster panel from
instrument panel (Figure 6-54).
SCREW
AIR PRESSURE
GAUGE
Figure 6-54: CTIS Instrument Cluster Appearance (Viewed from Behind)
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Wheels and Tires/Central Tire Inflation System (CTIS)
INFLATE/
DEFLATE SWITCH
Disassembly
1. Remove inflate/deflate switch and tire selector switch.
2. Remove air pressure gauge.
Assembly
1. Install air pressure gauge.
2. Install inflate/deflate switch.
Installation
1. Secure CTIS instrument cluster panel to instrument panel
SWITCH
CONNECTOR
TIRE
SELECTOR
SWITCH
6-37