2008 Chevrolet Aveo 5 Owner's Manual - Page 151

Notice: Modifications made to the engine, transmission, exhaust, intake, or fuel system of your vehicle or replacement tires that do not match your vehicle's original tires can affect your vehicle's emission controls and can cause this light to come on. Modifications to these systems could lead to costly repairs not covered by your warranty. This could also result in a failure to pass a required Emission Inspection/Maintenance test. See Accessories and Modifications on page 5-3. When the ignition is turned to ON/RUN, this light comes on and should go out after a few seconds as a check to show it is working. If the light does not come on, have it repaired. This light also comes on during a malfunction in one of two ways: If the Light Is Flashing The following can prevent more serious damage to your vehicle: • Reduce vehicle speed. • Avoid hard accelerations. • Avoid steep uphill grades. If the light stops flashing and remains on steady, see "If the Light Is On Steady" following. If the light continues to flash, when it is safe to do so, stop the vehicle. Find a safe place to park your vehicle. Turn the key off, wait at least 10 seconds and restart the engine. If the light remains on steady, see "If the Light Is On Steady" following. If the light is still flashing, follow the previous steps, and see your dealer/retailer for service as soon as possible. • Light Flashing - A misfire condition has been detected. A misfire increases vehicle emissions and could damage the emission control system on your vehicle. Diagnosis and service might be required. • Light On Steady - An emission control system malfunction has been detected on your vehicle. Diagnosis and service might be required. 3-37