Hummer H1 Service Manual page 227

5-28 Transmission/Transfer Case
Connector Legend
76 WAY BULKHEAD LOCATION: LEFT SIDE FIREWALL
PIN 1
PIN 13
PIN 27
PIN39
PIN 51
PIN 65
C1 MALE
CAV 12
CAV 26
CAV 38
CAV 50
CAV 64
CAV 76
C1 FEMALE
PIN CKT
1 400
2 739
3 740
4 43
5 962
6 33
7 37E
8 37D
9 786
10 537
11 787
COLOR
LG Ignition Feed +
PP Left heated windshield power +
YL Right heated windshield power +
DB Trailer Brake activation
BR Trailer lights
WH neutral safety switch feed
YL start relay feed
YL Ignition switch feed
RD Fuel selector valve control
OR Battery
GY Fuel pump + to selector valve
_____________________________________________
CIRCUIT DESCRIPTION
PIN 12
PIN 26
PIN 38
PIN 50
PIN 64
PIN 76
9-S12-048
CAV 1
CAV 13
CAV 27
CAV 39
CAV 51
CAV 65
9-S12-047
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