Hummer H1 Service Manual page 1199

134 PCM/Tech 1 Scan Tool
PIN CKT COLOR
D6 725
D7 506
D8 238
D9 156
D10 153
D11 496
D12 717
D13 350
D14 375
D15
D16
___________________________________________________
GY APP (3) ground
LB Glow plug feedback signal
DG Lift pump relay enable +
PK Optical sensor ground –
LG Cruise control resume/accelerate
GY Transmission input speed signal (hi)
WH APP (1) 5 volt ref.
GY Boost sensor/crankshaft position sensor 5 volt ref.
GY Optical sensor 5 volt reference
DESCRIPTION
®