Hummer H1 Service Manual page 225

5-26 Transmission/Transfer Case
570 BK
8
GROUND
G2
4-1-00
HOT IN
RUN AND START
FUSE
3A
20A
EXTERIOR
POWERTRAIN
VEHICLE
SPEED
SENSOR
(VSS)
A
TWISTED
PAIR
A
C33
9 12
IGNITION VEHICLE SPEED
POSITIVE SENSOR SIGNAL
VOLTAGE
Figure 5-26: Transmission Wiring Diagrams 5 of 6
_____________________________________________
CONTROL
A/T OUTPUT BUFFERED
MODULE
SPEED SENSOR
(PCM)
SIGNAL (VSS)
C29-A3
B
B
7 13
VSS
SIGNAL
OUTPUT
SPEEDO
W / TRIP
VSS
C3-P9
SIGNAL
C29-A6
C1-18
4 10
BUFFERED SPEEDO
SPEED SIGNAL
SENSOR
SIGNAL
00-S12-012
®
VEHICLE
SPEED
SENSOR
BUFFER
(DRAC)