2008 Saturn Astra Owner's Manual - Page 67
2008 Saturn Astra Manual
Page 67 highlights
Keys, Doors and Windows Notice: If you open the liftgate without checking for overhead obstructions such as a garage door, you could damage the liftgate or the liftgate glass. Always check to make sure the area above and behind the liftgate is clear before opening it. 2-7 Theft-Deterrent Systems Vehicle theft is big business, especially in some cities. This vehicle has theft-deterrent features, however, they do not make it impossible to steal. Immobilizer Use the inside pull handle to lower and close the liftgate. Do not press the touchpad while closing the liftgate. This will cause the liftgate to be unlatched. Always close the liftgate before driving. Press the touchpad located in the handle of the liftgate and lift up to open. This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: 1. This device may not cause interference. 2. This device must accept any interference received, including interference that may cause undesired operation.