99 Chevy Tahoe dreaded security light help

[jmplants_1]

Ok I'm new to the Chevy Tahoe family my wife bought one three weeks ago every now and again security light flashes no start wait 10 minutes and then it starts how do you fix it so doesn't do it correctly where to look

 

[lesterl]

does moving the steering column cause it?

You can get the security disabled in the PCM with aftermarket programming.

You probably need a new Passkey harness/ sensor.