The names, logos, emblems,
slogans, vehicle model names, and
vehicle body designs appearing in
this manual including, but not limited
to, GM, the GM logo, BUICK, the
BUICK Emblem, and ENCORE are
trad
Air Vents
Turn Signal Lever. See Turn
and Lane-Change Signals. Headlamp High/Low-Beam
Changer
Instrument Cluster
Driver Information Center (DIC)
Display. See Driver Information
Center (DIC)
DTC B2750: Horn relay secondary circuit
DIAGNOSTIC CODE INDEX
Diagnostic Instructions
Perform the Diagnostic System Check - Vehicle prior to using this
diagnostic procedure.
Review Strategy Based Diagnosis for an overview of the diagnostic
approach.
Diagnostic Procedure Instructions provid
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 require other modules to interact
with the BCM. The BCM also has
discrete input and output terminals to