Can you have the radio on without the car on?
If you have a healthy battery, that is usually true; you can listen to the radio for two or three hours without running the car battery down, and when you’re done, you should be able to start the car.
What should I do if my car radio won’t work?
Apply 12 volt power to the vehicle either through the data link connector under the dash or by jumpering wires to a battery powered circuit at the fusebox or other connector. Always verify that all electrical devices and systems operate properly before releasing the car to the customer. Sounds like they failed on all three.
How do you turn on a car radio?
Put your key in the ignition and turn on your radio. 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.
What to do if your GM Radio is locked?
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. If you don’t see the letters “LOC” but your radio isn’t working, the issue may lie elsewhere. Take your car to a qualified GM mechanic or car radio technician to have them diagnose the source of the problem.
Is it possible to leave the radio on and drain the battery?
I can’t say exactly, but to directly answer the question: yes it’s entirely possible for you to leave your radio on and drain the battery. However, if you really want to be able to listen to it with the car off then you would have to do something like what you have done, and splice the always on 12v to both connections on the stereo.
What to do when your car radio stops working?
A loose wire somewhere will mean that the radio will not be working at all. You will need to check for this connection when your radio is dead. The best way to identify if the wiring has problems is using a voltage meter. Start with testing the ground wire (black), accessory wire (red) and constant (yellow).
What should I do if my radio antenna is not working?
The antenna lead should not be connected to any other jack. If applicable, change the tuner settings of the car stereo between the Local/Distant ( LX/DX) station selector to switch the tuner sensitivity.
What causes poor or no AM radio reception?
If applicable, change the tuner settings of the car stereo between the Local/Distant ( LX/DX) station selector to switch the tuner sensitivity. Class D amplifiers may also cause AM reception problems.
What to do if there is no audio in your car?
Still no audio, remove fiber optic coupler, place back into original connector and connect back to CD changer. 9) Follow white side of fiber optic cable to next component in line. On the E430, the telephone was next in line. 10) Note the key on the connector along with the location of the red and white ends of the cables.