K Yukon/Denali 4WD V8-6.5L DSL Turbo VIN S (1999)
Body Control Module: Description and Operation
Remote Panic Alarm
The head lamps and the horn will be activated after pressing the horn button on the remote control door lock transmitter. Press the horn button again to
de-activate the head lamps and the horn. Pressing the horn button only once on the remote control door lock transmitter will activate the head lamps and
the horn for 30 seconds or until the ignition switch is turned to the run position.