GMC Sierra Instruction Manual page 306

how cruise control interacts with the
Range Selection Mode, Tow/Haul
Mode, and Grade Braking systems.
If the cruise control is being used
and the Traction Control System
(TCS) or StabiliTrak begins to limit
wheel spin, the cruise control will
automatically disengage. See
Traction Control/Electronic Stability
Control 0 301. If a collision alert
occurs when cruise control is
activated, cruise control is
disengaged. See Forward Collision
Alert (FCA) System 0 311. When
road conditions allow you to safely
use it again, cruise control can be
turned back on.
If the brakes are applied, the cruise
control disengages.
(On/Off) : Press to turn the
system on or off. A white indicator
comes on in the instrument cluster
when cruise control is on and turns
off when cruise control is off.
+RES (Resume/Accelerate) : If
there is a set speed in memory,
press briefly to resume to that
speed or press and hold to
accelerate. If cruise control is
already active, use to increase
vehicle speed.
I n f o r ma t i o n P r o v i d e d b y :
Driving and Operating
SET (Set/Coast) : Press briefly to
set the speed and activate cruise
control. If cruise control is already
active, use to decrease vehicle
speed.
(Cancel) : Press to disengage
cruise control without erasing the
set speed from memory.
Setting Cruise Control
If is on when not in use, SET or
+RES could get pressed and go into
cruise when not desired. Keep
off when cruise is not being used.
1. Press to turn the cruise
system on.
2. Get up to the desired speed.
3. Press and release SET .
4. Remove foot from the
accelerator.
The cruise control indicator on the
instrument cluster turns green after
cruise control has been set to the
desired speed. SeeInstrument
Cluster 0 129.
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