GM Service Manual Online
For 1990-2009 cars only

There may be two reading lamps in the third row headliner. To turn either reading lamp on or off, press the lens of the lamp.

There is also a reading lamp in the second row, integrated with the dome lamp. To turn the second row reading lamp on or off, press the button next to the lamp lens.

Rear reading lamps will not turn on if the interior lamps override switch is on. See "Interior Lamps Override" earlier in this section.