Try this to see if it works.
PROGRAMMING
PASSWORD LEARN PROCEDURE
NOTE: Password must be learned when IPC or ignition switch is
replaced.
Attempt to start vehicle. Leave ignition on until THEFT SYSTEM indicator turns off (approximately 10 minutes). Turn ignition switch off. Attempt to start vehicle. If vehicle starts, password is learned.
Monday, November 7th, 2011 AT 4:50 PM