Why did my car radio lock?
Your radio likely locked you out because a factory-enabled security system – one designed for anti-theft has been triggered. This system is designed to lock out car radio theft from accessing your audio system, but unfortunately, this feature can also lock out the car owner.
What does it mean when your radio is locked?
Theftlock is a theft prevention system designed into GM-brand radios starting in the mid-1990’s. This system is designed to lock the radio from use in the event of a loss of power, either from being disconnected or when the battery loses its charge.
How long can you run the radio with the car off?
As long as the battery is sound, he can play the radio for an hour or two at a time without doing any harm. RAY: If your battery is weak, then he might kill it by playing the radio.
When does a GM TheftLock radio lock up?
If you own a late ‘90s or early 2000s model General Motors vehicle, you may have found out the hard way that your factory Theftlock radio is programmed to lock up if there’s any disruption in the battery.
What to do if your car radio is locked?
Start your vehicle like normal, or turn the key until it’s in the “On” or “Accessory” position. Then, press the power button on the radio’s volume dial to turn on the radio. The digital display will read “LOC” if the radio is locked.
What happens if you can’t enter the radio code?
Re-enter the radio code. You have 10 tries to do this correctly before you are permanently locked out. Then you will be required to go to a dealer and have the unit reset or replaced. Thanks for contributing an answer to Motor Vehicle Maintenance & Repair Stack Exchange!
What to do if your GMC radio says INOP?
If radio display reads “INOP” while the vehicle is on, too many incorrect radio codes have been entered. To remove “INOP” from your display and unlock your radio, you must leave the key in the On position for one hour. Once you’ve retrieved your radio unlock code, write it down for future use.