Hummer H1 Service Manual page 340

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TRANSMISSION
WIRING
HARNESS
INPUT
SPEED
SENSOR
Figure 5-50: Speed Sensor Connections
10. Remove transmission harness from retaining clips.
11. Disconnect front propeller shaft and remove rear propeller
shaft.
12. Remove exhaust crossover pipe and disconnect exhaust
mounting at the transfer case.
13. Remove converter housing covers.
14. Support engine with jack stand and wood block positioned
under oil pan.
15. Support transmission with transmission jack.
16. Remove transfer case guide cable.
17. Disconnect cooler lines at transfer case and transmission.
18. Remove nuts attaching transfer case to transmission
adapter and remove transfer case with aid of helper.
19. Remove bolts attaching
transmission adapter (Figure 5-51). Then remove bolts
attaching crossmember to frame brackets and remove
crossmember.
20. Secure safety chain around transmission and jack
(Figure 5-52).
21. Remove bolts attaching torque converter to driveplate
flywheel (Figure 5-53).
22. Remove bolts and studs attaching transmission to engine
(Figure 5-52).
23. Move transmission rearward until clear of engine. Then
use C-clamp or strap attached to housing to hold converter
in place.
24. Move transmission from under vehicle.
05745159
HARNESS
CLIPS
transmission mount
Transmission/Transfer Case
FRAME
BRACKET
Figure 5-51: Transmission Rear Mounting
STUDS
to
WOOD
BLOCK
JACK
STAND
Figure 5-52: Transmission Removal/Installation
5-141
TRANSMISSION
ADAPTER
TRANSMISSION
MOUNT
CROSSMEMBER
SAFETY CHAIN
TRANSMISSION
JACK