2011 Chevrolet Impala Owner's Manual - Page 135
2011 Chevrolet Impala Manual
Page 135 highlights
Instruments and Controls 5-23 Engine Coolant Temperature Warning Light Notice: Driving with the engine coolant temperature warning light on could cause the vehicle to overheat. See Engine Overheating on page 10‑21. The vehicle's engine could be damaged, and it might not be covered by the vehicle warranty. Never drive with the engine coolant temperature warning light on. The engine coolant temperature warning light comes on when the engine has overheated. If this happens pull over and turn off the engine as soon as possible. See Engine Overheating on page 10‑21 for more information. Tire Pressure Light This light comes on briefly while starting the vehicle. If it does not, have the vehicle serviced by the dealer. If the system is working normally the indicator light goes off. For vehicles with the Tire Pressure Monitor System (TPMS), this light comes on briefly when the engine is started. It provides information about tire pressures and the TPMS.
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