2008 Chevrolet Impala Owner's Manual - Page 180

SERVICE A/C (Air Conditioning) SYSTEM This message displays when the electronic sensors that control the air conditioning and heating systems are no longer working. Have the climate control system serviced by your dealer/retailer if you notice a drop in heating and air conditioning efficiency. SERVICE BRAKE SYSTEM This message displays when service is required on the brake system. Have the brake system serviced by your dealer/retailer as soon as possible. The brake system warning light also appears on the instrument panel cluster when this message appears on the DIC. See Brake System Warning Light on page 3-34. SERVICE AIR BAG This message displays when there is a problem with the airbag system. Have your vehicle serviced by your dealer/retailer immediately. See Airbag Readiness Light on page 3-31 for more information. SERVICE POWER STEERING This message displays when a problem is detected with the power 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. Have your vehicle serviced by your dealer/retailer immediately. SERVICE BATTERY CHARGING SYSTEM This message displays when there is a problem with the generator and battery charging systems. Driving with this problem could drain the battery. Turn off all unnecessary accessories. Stop and turn off the vehicle as soon as it is safe to do so. Have the electrical system checked by your dealer/retailer immediately. SERVICE STABILITRAK If your vehicle has Electronic Stability Control (ESC), this message displays if there has been a problem detected with ESC. The ESC/TCS light also appears on the instrument panel cluster. See Electronic Stability Control on page 4-7 for more information. If this message turns 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. 3-56