2007 GMC Savana Van Owner's Manual - Page 183

Change Engine Oil Light This light is displayed when your vehicle needs to be serviced. Security Light United States Canada If your vehicle has a V8 engine and this light is flashing, it indicates that the oil level is low. When this light is on steady, your vehicle needs to be serviced. See Scheduled Maintenance (Gasoline Engine) on page 399 for more information. Once the engine oil has been changed, the change engine oil light must be reset. Until it is reset, the light will stay on for a while each time the engine is started. For more information on resetting the system, see "How to Reset the Engine Oil Life System" under Engine Oil Life System (Gasoline Engine) on page 300. The light will stay on until the engine starts. If the light flashes, the Passlock® System has entered a tamper mode. If the vehicle fails to start, see Passlock® on page 119. If the light comes on continuously while driving and stays on, there may be a problem with the Passlock® System. Your vehicle will not be protected by Passlock®, and you should see your GM dealer. 183