Hummer H1 Service Manual page 235

5-36 Transmission/Transfer Case
PIN CKT COLOR
D9 156
D10 153
D11 496
D12 717
D13 350
D14 375
D15
D16
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
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DESCRIPTION
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