Here's a general guide, but you might need to adjust slightly depending on your specific radio model:
1. Gather your tools: You'll need a set of radio removal tools. These are usually small, flat metal tools designed to fit into the radio's slots and gently pry it out. You can buy these relatively cheaply online or at auto parts stores. Alternatively, some people use flat-head screwdrivers, but be extremely careful to avoid scratching the dash.
2. Locate the release slots: Look closely at the sides of your radio. There should be two or four small slots, usually near the top or bottom edges of the radio faceplate. These are the points where you insert the removal tools.
3. Insert the removal tools: Carefully insert the removal tools into the slots. Gently pry outwards. The radio should start to come loose. Do this evenly on both sides to avoid damage. Don't force it; if it's not budging, double-check the tool placement.
4. Pull the radio out: Once the radio is loose, gently pull it out from the dash. There will likely be wiring harnesses connected to the back.
5. Disconnect the wiring harnesses: Once the radio is out, you'll see several connectors at the back. These connect the power, speakers, and antenna. Usually, these connectors have release tabs or clips; push these tabs or gently squeeze the connectors to disconnect them. Take photos or make notes of how the wires are connected *before* disconnecting anything in case you forget.
6. Remove the radio: Carefully remove the radio from the dashboard opening.
Important Considerations:
* Dash Kit: Some 1994 Berettas might require a dash kit (a plastic bezel) to be removed before the radio can be accessed. If your radio seems stuck after step 3, check to see if there's any additional trim around the radio that needs to be removed first.
* Wiring Diagrams: Finding a wiring diagram specific to your 1994 Chevy Beretta's radio is highly recommended. This will help you identify the purpose of each wire and ensure proper reconnection. You can often find these diagrams online through car forums or repair manuals.
* Professional Installation: If you're uncomfortable with any of these steps, it's always best to have a professional install or remove your car radio.
Remember, be gentle and patient throughout the entire process to avoid damaging the dash or the radio itself. If you run into significant difficulty, it's best to seek professional help.