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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Infotainment >> Entertainment System >> Description and Operation >> Radio/Audio System Description and Operation >> Unlocking a Radio That Displays LOC When Code is Known

Unlocking a Radio That Displays LOC When Code is Known

Important:  Read all steps before starting the procedure.

If more than 15 seconds elapse between any of the steps, the radio automatically reverts to time and you must start the procedure over from step 4.

In order to unlock the Theftlock™ system after a power loss, perform the following steps:

If the wrong code is entered more than eight times, INOP will appear on the display.

Wait one hour before attempting to unlock the radio again.

This time only three attempts will be allowed before INOP appears on the display.

If this happens you must wait one hour before attempting to unlock the radio again.