Ride Control Systems Traction Control; System (Tcs) - Buick Regal 2011 Owner's Manual

9-36 Driving and Operating
Ride Control Systems
Traction Control

System (TCS)

The vehicle may have a Traction
Control System (TCS) that limits
wheel slip. The system operates if it
senses that one or both of the front
wheels are slipping or beginning to
lose traction. When this happens,
the system reduces engine power
and/or applies brake pressure to the
slipping wheel(s).
The system may be heard or felt
while it is working, but this is
normal.
TCS automatically comes on
whenever the vehicle is started. To
limit wheel slip, especially in
slippery road conditions, the system
should always be left on. But, TCS
can be turned off if needed.
flashes to indicate that TCS is
active. See Electronic Stability
Control (ESC)/Traction Control
System (TCS) Indicator/Warning
Light on page 5 19 for more
information.
If there is a problem detected with
TCS, SERVICE TRACTION
CONTROL is displayed on the
Driver Information Center (DIC).
See Ride Control System Messages
on page 5 29. When this message
is displayed and comes on and
stays on, the vehicle is safe to drive
but the system is not operational.
Driving should be adjusted
accordingly.
If comes on and stays on, reset
the system.
To reset:
1. Stop the vehicle.
2. Turn the engine off and waiting
15 seconds.
3. Start the engine.
If still comes on and stays on, the
vehicle needs service.
Notice: Do not repeatedly brake
or accelerate heavily when TCS is
off. The vehicle's driveline could
be damaged.
TCS can be turned off by pressing
and releasing . When TCS is
turned off, comes on, and the
appropriate DIC message also
displays. See Ride Control System
Messages on page 5 29. With TCS
turned off, the system does not limit
wheel slip. Driving should be