2006 GMC Envoy Owner's Manual - Page 201

REAR ACCESS OPEN If the liftgate or liftglass is open while the ignition is in RUN, this message will appear on the DIC and you will hear a chime. Turn off the vehicle and check the liftgate and liftglass. See Liftgate/Liftglass on page 2-13. Restart the vehicle and check for the message on the DIC display. Press the select button to acknowledge this message and clear it from the DIC display. SERVICE BRAKE SYSTEM If a problem occurs with the brake system this message will appear on the DIC. If this message appears, stop as soon as possible and turn off the vehicle. Restart the vehicle and check for the message on the DIC display. If the message is still displayed, or appears again when you begin driving, the brake system needs service. See your GM dealer. RIGHT REAR DOOR AJAR If the passenger's side rear door is not fully closed this message will appear on the display and you will hear a chime. Stop and turn off the vehicle, check the door for obstacles, and close the door again. Check to see if the message still appears on the DIC. Press the select button to acknowledge this message and clear it from the DIC display. SERVICE STABILITRAK If you ever see the SERVICE STABILITRAK message, it means there may be a problem with your StabiliTrak® system. If you see this message, try to reset the system by performing the following: stop; turn off the engine; then start the engine again. If the SERVICE STABILITRAK message still comes on, it means there is a problem. You should see your GM dealer for service. The vehicle is safe to drive, however, you do not have the benefit of StabiliTrak®, so reduce your speed and drive accordingly. Press the select button to acknowledge this message and clear it from the DIC display. SERVICE AIR BAG If there is a problem with the airbag system this message will be displayed on the DIC. Have your GM dealer inspect the system for problems. See Airbag Readiness Light on page 3-35 and Airbag System on page 1-58 for more information. Press the select button to acknowledge this message and clear it from the DIC display. 3-57