1996 Buick Century Owner's Manual - Page 63

Should interference to this system occur, try this: Check to determine if battery replacement is necessary. See the instructions on battery replacement. 0 Check the distance. You may be too far from your vehicle. This product has a maximum range. Check the location. Other vehicles or objects may be blocking the signal. 0 See your Buick dealer or a qualified technician for service. Changes or modifications to this system by other than an authorized service facility could void authorization to use this equipment. Your Remote Keyless Entry System operates on a radio frequency subjectto Federal Communications Commission (FCC) Rules. This device complies withP r 15 of the FCC Rules. at Operation is subjectto the following two conditions: ( 1) This device may not cause harmful interference, and (2) This device must accept any interference received, including interference thatmay cause undesired operation. lperat fhe drwer's door will unlock and the interior lamps will go on when UNLOCK is pressed. If pressed again within five seconds,all doors will unlock. The interior lamps will go out after 40 seconds orwhen you turn on the ignition. All doors will lock when DOOR is pressed. Press the opened trunk symbol to unlock the trunk or wagon liftgate. The transaxlemust be in PARK (P). If you have the wagon, the ignition must also be OFF.