GM Service Manual Online
For 1990-2009 cars only

This vehicle has a feature to help prevent the battery from being drained in case any of the following lamps are left on; the underhood lamp, if your vehicle has this feature, vanity mirror lamps, cargo lamps, reading lamps, console or glove box lamps. If any of these lamps are left on, they will automatically time-out after about 10 minutes. To reset it, all of the above lamps must be turned off or the ignition key on.