2010 Chevrolet Equinox Owner's Manual - Page 110
2010 Chevrolet Equinox Manual
Page 110 highlights
4-18 Instruments and Controls system. Have it checked by your dealer/retailer. Driving while this light is on could drain the battery. When this light comes on, the Driver Information Center (DIC) also displays a message. Charging System Light Malfunction Indicator Lamp A computer system called OBD II (On-Board Diagnostics-Second Generation) monitors operation of the fuel, ignition, and emission control systems. It ensures that emissions are at acceptable levels for the life of the vehicle, helping to produce a cleaner environment. The charging system light comes on briefly when the ignition is turned on, but the engine is not running, as a check to show the light is working. The light turns off when the engine is started. If it does not, have the vehicle serviced by your dealer/retailer. If the light stays on, or comes on while driving, there may be a problem with the electrical charging See Battery Voltage and Charging Messages on page 4‑32. This light and a Transport Mode On message display when the vehicle is in Transport Mode. For more information, see Key and Lock Messages on page 4‑35. If a short distance must be driven with the light on, be sure to turn off all accessories, such as the radio and air conditioner. This light comes on when the ignition is on, but the engine is not running, as a check to show it is working. If it does not, have the vehicle serviced by your dealer/ retailer.