However the drawback of a theftlock system is that when the battery becomes disconnected or dies you would need to deactivate the whole system by entering the radio code.
Gm radio door lock.
Press and hold preset numbers 2 and 3 until a three digit code appears on the radio display.
However if the 4 digit password gets lost the system becomes inaccessible effectively taking cds hostage.
How to unlock a chevy radio step 1.
Start the vehicle and turn on the radio.
Put your key in the ignition and turn on your radio.
This item pac c2r gm32r gm warning chime and radio replacement interface for select gm 32 door and lock connector.
Metra 95 3305 double din installation dash kit for 2006 up chevrolet vehicles.
Start your vehicle like normal or turn the key until it s in the on or accessory position.
The digital display will read loc if the radio is locked.
The theftlock sound system was designed by general motors gm to discourage criminals from breaking into vehicles to stealing radios and is used in many of the company s automobiles including chevrolet models.