disable headlight flash for use with HIDs/Projectors

If your car has a BCM Type 4 (Look for RPO code UA6 on the Service Parts Identification decal under the trunk lid) here's how to do it:


How to program:
1 Turn off the IP dimmer switch
2 Turn ignition switch to OFF position
3 Remove MALL PGM fuse
4 Turn ignition switch to ACC position
The BCM sounds the chime a number of times equal to the BCM installed in vehicle (1-4 times) Make sure BCM is Type 3 or 4.
Now the BCM has entered the feature customization mode.

5 To change the remote unlock control mode, press and release the unlock button on the transmitter.
The BCM will sound the chime equal to the remote unlock control mode. A transition past Mode 2 repeats the sequence starting with Mode 1.

Remote Unlock Control Modes
Mode 1 (disabled) All doors unlock when pressing unlock on transmitter
Mode 2 Driver's door unlocks when pressing unlock once on transmitter, press unlock again within five seconds unlocks all doors

6 To change remote activation verification mode, press and release the lock button on transmitter. The BCM will sound the chime equal to the remote activation verification mode it is in. A transition past Mode 4 repeats sequence with Mode 1.

Remote Activation Verification Modes
Mode 1 Feature disabled
Mode 2 Headlamps flash when pressing unlock or lock on transmitter.
Mode 3 Headlamps flash when pressing unlock on the transmitter. Headlamps flash and horn sounds when pressing lock on the transmitter.
Mode 4 Headlamps flash when pressing unlock on transmitter. Headlamps flash when pressing lock once on transmitter; within five seconds, headlamps flash and horn sounds when pressing lock again on transmitter.

To exit and save: Turn ignition switch to OFF, Reinstall MALL PGM fuse