1998 Chevrolet Blazer Owner's Manual - Page 79

Power Door Locks (If Equipped) Rear Door SecurityLock (If Equipped) With this feature, you can lock the rear doors they so can't be opened from the inside by passengers. Move the lock up lock to the doors and down to release the door locks. Lockout Prevention If your vehicle has power door locks, the switch is located on the armrest. Remove the ignition key and press LOCK to lock all the doors at once. To unlock the doors, press the raised area next the to key symbol. On four-door models, thelever on each rear door works only that door's lock. To protect you from locking your keyin the vehicle, this feature stops the powerdoor locks from locking when the keys are in the ignition and a door is open. If the power lock switchis pressed when a door is open and the key is in the ignition,all the doors will lock and the driver's door will unlock. 2-5