2008 Chevrolet HHR Owner's Manual - Page 170

If this light is on and not flashing, the TCS and potentially the ESC system have been disabled. Check your DIC messaging to determine which feature(s) is no longer functioning and whether it is because of the driver turning off the feature(s), or the system may not be working properly and your vehicle requires service. If the TCS is disabled, wheel spin will not be limited. If the ESC system is disabled, the system will not aid in maintaining vehicle directional control. In either case, adjust your driving accordingly. If the light is on and flashing, the TCS or the ESC system is actively working. Check the DIC messaging for details to determine which system is working. If the LOW TRACTION message appears, the system is limiting wheel spin. If the ESC ACTIVE message appears, the system is aiding in maintaining vehicle directional control. See Electronic Stability Control (ESC) on page 4-10 and Traction Control System (TCS) on page 4-6 for more information. See DIC Warnings and Messages on page 3-48 for more information on the messages associated with this light. Engine Coolant Temperature Warning Light The engine coolant temperature warning light will come on when the engine has overheated. If this happens you should pull over and turn off the engine as soon as possible. See Engine Overheating on page 5-26 for more information. Notice: Driving with the engine coolant temperature warning light on could cause your vehicle to overheat. See Engine Overheating on page 5-26. Your vehicle could be damaged, and it might not be covered by your warranty. Never drive with the engine coolant temperature warning light on. This light will also come on briefly when starting your vehicle. If it does not, have your vehicle serviced. 3-38