1996 Chevrolet Blazer Owner's Manual - Page 63

Keyless Entry System(Option) If your vehicle has thisoption, you can lock and unlock your doors or unlock your rear endgate from up to 30 feet (9 m) away using the key chain transmitter supplied with your vehicle. Your Keyless Entry System operates on a radio frequency subject to Federal Communications Commission (FCC) Rules. This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: ( 1 ) This device may not cause harmful interference, and (2) This device must accept any interference received, including interference that may cause undesired operation. Should interference to this system occur, try this: Check to determine if battery replacement is necessary. See the instructions on battery replacement. 0 0 Check the location. Other vehicles or objects may be blocking the signal. See your GM dealer or a qualified technician for service. 0 Changes or modifications to this system by other than an authorized service facility could void authorization to use this equipment. Operation When you press UNLOCK, the driver's door and endgate will unlock automatically. If you press UNLOCK again within five seconds, all doors will unlock. Press LOCK to lock all the doors. Press the REAR button twice within 3 1/2 seconds to unlock and unlatch theendgate glass. If your vehicle has an automatic transmission, the transmission must be in PARK (P) or NEUTRAL (N). If your vehicle has a manual transmission, you must engage parking brake. Check the distance. You may be too Far from your vehicle. This product has a maximum range. 2-5