Chevrolet 2012 Tahoe Owner's Manual page 343

current Trailer Gain setting. After
the Trailer Brake Display Page
is displayed, each press and
release of the gain buttons will
then cause the Trailer Gain
setting to change.
Activating the Manual Trailer
Brake Apply lever
Connecting a trailer equipped
with electric trailer brakes
All DIC warning and service
messages must first be
acknowledged by the driver by
pressing the odometer trip stem or
the DIC Vehicle Information button
(if equipped) before the Trailer
Brake Display Page can be
displayed and Trailer Gain can be
adjusted.
TRAILER GAIN This setting is
displayed anytime the Trailer
Brake Display Page is active.
This setting can be adjusted
from 0.0 to 10.0 with either a
trailer connected or disconnected.
To adjust the Trailer Gain, press
one of the Trailer Gain adjustment
buttons located on the Trailer Brake
Control Panel. Press and hold a
gain button to cause the Trailer Gain
to continuously adjust. To turn the
output to the trailer off, adjust the
Trailer Gain setting to 0.0 (zero).
0.0 (zero) gain is the factory
default setting. To properly adjust
trailer gain, see the Trailer Gain
Adjustment Procedure later in this
section.
TRAILER OUTPUT This is
displayed any time a trailer with
electric brakes is connected. Output
to the electric brakes is based on
the amount of vehicle braking
present and relative to the Trailer
Gain setting. Output is displayed
from 0 to 10 bars for each gain
setting.
Driving and Operating
The Trailer Output will indicate
- - - - - - on the Trailer Brake
Display Page whenever the
following occur:
No trailer is connected.
A trailer without electric brakes
is connected (no DIC message
is displayed).
A trailer with electric brakes
has become disconnected (a
CHECK TRAILER WIRING
message will also be displayed
on the DIC).
There is a fault present in the
wiring to the electric trailer
brakes (a CHECK TRAILER
WIRING message will also be
displayed on the DIC).
There is a fault in the ITBC
system (a SERVICE TRAILER
BRAKE SYSTEM message will
also be displayed in the DIC).
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