Computer data lines for GMC Cab & Chassis C2500 (1989-2000)
Computer data lines
AUTOMATIC TRANSFER CASE CONTROL MODULE (BEHIND LEFT SIDE OF DASH)
AUX PWR FUSE 7
BLK WIRE
BLK/WHT WIRE
DATA LINK CONNECTOR (DLC) (UNDER LEFT SIDE OF DASH, LEFT OF STEERING COLUMN)
DIAG ENABLE
DIESEL GASOLINE
DK GRN WIRE
ELECTRONIC BRAKE CONTROL MODULE (EBCM) (ON LEFT SIDE OF ENGINE COMPT)
EXCEPT LUXURY
HOT AT ALL TIMES
I/P FUSE BLOCK
INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (UNDER DRIVER'S SEAT CARPET)
ORG/ WIRE
PPL
PPL DATA CLSS 2
PROG ENABLE
RADIO
REMOTE CONTROL DOOR LOCK RECEIVER (BEHIND CENTER OF DASH)
SERIAL DATA
TAN WIRE
TAN/WHT WIRE
UART DATA
VEHICLE CONTROL MODULE (VCM) (ON LEFT SIDE OF ENGINE COMPT)
VEHICLE INTERFACE UNIT
