Service Charging System
This message will display when a problem with the
charging system has been detected. Have your vehicle
serviced by your GM dealer.
Service Electrical System
This message will display if an electrical problem has
occurred within the Powertrain Control Module (PCM) or
the ignition switch. Have your vehicle serviced by
your GM dealer.
Service Fuel System
The Powertrain Control Module (PCM) has detected a
problem within the fuel system when this message
appears. Have your vehicle serviced by your GM dealer.
Service Idle Control
A problem with the idle control has occurred when this
message displays. Have your vehicle serviced by
your GM dealer.
Service Stability System
If your vehicle has StabiliTrak
®
, this message will be
displayed if there has been a problem detected
with StabiliTrak
®
.
If this message comes on while you are driving, pull
off the road as soon as possible and stop carefully.
Try resetting the system by turning the ignition off and
then back on. If this message still stays on, or comes
back on again while you are driving, your vehicle needs
service. Have the StabiliTrak
®
system inspected by
your GM dealer as soon as possible. See StabiliTrak
®
System on page 4-12 for more information.
Service Steering System
Your vehicle may have a speed variable assist steering
system. See Steering on page 4-13.
This message will be displayed if a problem is detected
with the speed variable assist steering system. When
this message is displayed, you may notice that the effort
required to steer the vehicle increases or feels heavier,
but you will still be able to steer the vehicle.
Service Theft System
This message means there is a problem with the
immobilizer. See Immobilizer on page 2-20 for more
information. A fault has been detected in the system,
which means that the system is disabled and is not
protecting the vehicle. The vehicle usually restarts,
however, you may want to take your vehicle to your
GM dealer before turning off the engine.
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