GM Service Manual Online
For 1990-2009 cars only
Lockout Timer: The duration of time the system remains in tamper mode. 0-2550 sec

Auto Learn Timer: The duration of time the system remains in the re-learn wait mode. 0-2550 sec

Seed and Key Timer: The duration of time 0-2550 sec

Security Lamp State: Indicates if the SECURITY indicator is flashing (ON/OFF)

His. DTC Cyc. Counts: The number of key cycles 0-255 counts