Content Theft Deterrent System
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2000 GMC Yukon XL, 2000 GMC Yukon, 2000 GMC Sierra, 2000 Chevrolet Tahoe, and 2000 Chevrolet Suburban. However, it is still accessible from the selected car via links, so may be relevant.
BCM controls CTD system operation. System has the following modes:
- Off
When ignition switch is in RUN position and doors are closed. SECURITY indicator light will stay off. - Idle
When ignition switch is in RUN position and any door is open. SECURITY indicator light will stay off. - Disarmed
When ignition switch is in LOCK position and doors are closed. SECURITY indicator light will stay off. - Ready To Arm
When ignition switch is in LOCK position and any door is opened. SECURITY indicator light will flash. - Arm Initiated
When ignition switch is in LOCK position, any door is opened and BCM detects a LOCK command from power door lock switch or Remote Keyless Entry (RKE) transmitter. SECURITY indicator light will stay on. - Arm Delay
When vehicle is in arm initiated mode and all doors are closed, system will enter arm delay mode for 15 seconds. SECURITY indicator light will stay on. - Armed
After 15 seconds in arm delay mode without any doors opening, CTD enters armed mode. BCM monitors inputs to determine whether to enter alarm or disarm mode. SECURITY indicator light will stay off. - Alarm
If BCM receives an open door input, horns and lights will alternate on and off for two minutes, unless BCM receives an unlock command. If two minutes elapses, CTD system will return to armed mode. If PCM/VCM receives a valid Passlock(tm) ignition key rotation while in alarm mode, CTD system will return to off mode. - Remote Panic Alarm/Vehicle Locator
When PANIC button on Remote Keyless Entry (RKE) transmitter is pressed, horns and lights will alternate on and off for 30 seconds, unless PANIC button on RKE is pressed again.