Buick LaCrosse III (2016-2019) lin serial data bus 21 Wiring diagram
This page shows the only wiring diagram for the component.lin serial data bus 21, which is found in the car Buick LaCrosse III (2016-2019). This component is only found in one wiring diagram on your vehicle, and you can see its details here. If necessary, you can also go to other diagrams for this system for more information..
Wiring diagram lin serial data bus 21 (1 of 1)
ACC WAKEUP SERIAL DATA
ACCESSORY WAKEUP
DATA BUS 21
DATA BUS 26
DK BLU WIRE
DK BLU/BLK WIRE
DK BLU/YEL WIRE
DK GRN WIRE
DK GRN/DK BLU WIRE
ENGINE CONTROL MODULE
HI SPD GMLAN
HI SPD GMLAN SERIAL DATA (+) (3)
HI SPD GMLAN SERIAL DATA (-) (1)
HI SPD GMLAN SERIAL DATA (-) (2)
LIN SERIAL
LIN SERIAL DATA BUS 21
LIN SERIAL DATA BUS 26
LOGIC
LOGIC ACTIVE GRILLE AIR SHUTTER MOTOR MODULE 1
LOGIC ACTIVE GRILLE AIR SHUTTER MOTOR MODULE 2
LOGIC TRANSMISSION CONTROL MODULE AUTOMATIC TRANSMISSION ASSEMBLY
LT GRN/VIO WIRE
NCA WIRE
SERIAL DATA
SERIAL DATA (-) (1)
SERIAL DATA COMM ENABLE
SUSPENSION CONTROL MODULE
TRANSMISSION RANGE CONTROL MODULE (TOP OF TRANSMISSION)
TRANSMISSION SHIFT LEVER
TRANSMISSION SHIFT LEVER KNOB
TRANSMISSION SHIFT LEVER POSITION INDICATOR LOGIC
UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT)
VIO/YEL WIRE
WHT WIRE
WHT/DK BLU WIRE
Go to component -> Computer data lines circuit (6 of 6) -> LIN SERIAL DATA BUS 21
