If nothing happens, no clicking or anything try the GM passlock relearn on the security system.
GM PASS LOCK RELEARN- Ignition to "run" position, try to start and let key return to "run" position
Approx ten minutes security light will go off
Turn key "off" and wait 5 seconds
Repeat 2 more times for a total of 3 relearns.
Turn key off, then start it
Thursday, March 12th, 2009 AT 12:20 PM