GMC Chevrolet Express 2022 Owner's Manual page 142

Turn on and stay on when either system
is not working.
If either system fails to turn on or to
activate, a message displays in the Driver
Information Center (DIC), and
and stays on to indicate that the system is
inactive and is not assisting the driver in
maintaining control. The vehicle is safe to
drive, but driving should be adjusted
accordingly.
If comes on and stays on:
1. Stop the vehicle.
2. Turn the engine off and wait 15 seconds.
3. Start the engine.
Drive the vehicle. If comes on and stays
on, the vehicle may need more time to
diagnose the problem. If the condition
persists, see your dealer.
Turning the Systems Off and On
comes on
Do not repeatedly brake or accelerate
heavily when TCS is off. The vehicle
driveline could be damaged.
To turn off only TCS, press and release
The appropriate message will display in the
DIC. To turn TCS on again, press and
release .
If TCS is limiting wheel spin when
pressed, the system will not turn off until
the wheels stop spinning.
Caution
.
is
Driving and Operating
To turn off both TCS and StabiliTrak/ESC,
press and hold until the StabiliTrak/ESC
OFF light comes on and stays on in the
instrument cluster, then release. The
appropriate message will display in the DIC.
To turn TCS and StabiliTrak/ESC on again,
press and release . The StabiliTrak/ESC OFF
light in the instrument cluster turns off.
StabiliTrak/ESC will automatically turn back
on if the vehicle exceeds 32 km/h (20 mph).
TCS will remain off until is pressed or the
ignition is cycled off then on.
The vehicle has a Trailer Sway Control (TSC)
feature and a Hill Start Assist (HSA) feature.
See Trailer Sway Control (TSC) 0 163 or
Hill Start Assist (HSA) 0 139.
Adding accessories can affect the vehicle
performance. See Accessories and
Modifications 0 166.
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