PASSLOCK(R) Learn Procedure: Description
WARNING: This page is about a different car, the 1998 Isuzu Hombre. However, it is still accessible from the selected car via links, so may be relevant.
This procedure allows programming of BCM or VCM/PCM learned data code after replacement of BCM, sensor or VCM/PCM. DTC B3031 will set when entering programming mode.