Buick Encore: Data Communications
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DATA COMMUNICATION WIRING SCHEMATICS (ENCORE)
Power, Ground, and Low Speed GMLAN
Fig. 1: Power, Ground, and Low Speed GMLAN
High Speed GMLAN Bus (1 of 2)
Fig. 2: High Speed GMLAN Bus (1 of 2)
High
DIAGNOSTIC CODE INDEX
CONTROL MODULE U CODE LIST
This list includes all Data Communications related U-code DTCs in
alphanumeric order with descriptors for all
devices. Not all DTCs listed will be
BODY CONTROL SYSTEM DESCRIPTION AND OPERATION
The body control system consists of the body control module (BCM),
communications, and various input and
outputs. Some inputs, outputs and messages requi
SEE MORE:
How to Check Automatic
Transmission Fluid
It is not necessary to check the
transmission fluid level.
A transmission fluid leak is the only
reason for fluid loss. If a leak
occurs, take the vehicle to your
dealer and have it repaired as soon
as possible.
There is a special procedure for
checking an
NOTE:
DO NOT program a control module unless directed to by a service
procedure or a service bulletin. If the control module is not properly
configured with the correct calibration software, the control module will
not control all of the vehicle features properly.
Ensure the programming tool i