If you’re restoring a 1970 Chevelle, then you know that an important part of the restoration process is getting the audio system up and running again. The radio wiring diagram is a vital piece of information that will help you get the job done correctly. In this article, we’ll provide you with a comprehensive guide to the 1970 Chevelle radio wiring diagram.
Introduction
The 1970 Chevrolet Chevelle was a muscle car that came with a variety of audio system options. These included an AM radio, an AM/FM radio, and an AM/FM stereo. Each audio system had its wiring diagram, and it’s important that you have the correct wiring diagram for your specific audio system.
Before you get started with the wiring, it’s important to make sure that you have all of the necessary components. This includes the radio, speakers, and any additional accessories that you want to install.
AM Radio Wiring Diagram
Overview
The AM radio wiring diagram for the 1970 Chevelle is straightforward and easy to follow. The wiring consists of a power wire, a ground wire, and a speaker wire. The power wire is connected to the ignition switch, the ground wire is connected to the body of the car, and the speaker wire is connected to the speaker.
Step-by-Step Instructions
- Disconnect the negative battery cable from the battery.
- Connect the power wire to the ignition switch.
- Connect the ground wire to the body of the car.
- Connect the speaker wire to the speaker.
- Reconnect the negative battery cable to the battery.
Frequently Asked Questions
| Question | Answer |
|---|---|
| What gauge wire should I use for the power wire? | You should use a 16-gauge wire for the power wire. |
| Can I use the same ground wire for the power wire? | No, you should use a separate ground wire. |
| Can I use the same speaker wire for multiple speakers? | No, you should use a separate speaker wire for each speaker. |
AM/FM Radio Wiring Diagram
Overview
The AM/FM radio wiring diagram for the 1970 Chevelle is similar to the AM radio wiring diagram, with the addition of a second speaker wire. The power wire, ground wire, and one speaker wire are the same as the AM radio wiring diagram. The second speaker wire is connected to the second speaker.
Step-by-Step Instructions
- Follow steps 1-4 of the AM radio wiring diagram.
- Connect the second speaker wire to the second speaker.
- Reconnect the negative battery cable to the battery.
Frequently Asked Questions
| Question | Answer |
|---|---|
| What is the difference between the two speaker wires? | One speaker wire is for the left speaker, and the other speaker wire is for the right speaker. |
| Can I use the same power wire and ground wire as the AM radio wiring diagram? | Yes, you can use the same power wire and ground wire. |
| Can I use a different speaker for the second speaker? | Yes, you can use any speaker that is compatible with your audio system. |
AM/FM Stereo Wiring Diagram
Overview
The AM/FM stereo wiring diagram for the 1970 Chevelle is more complex than the previous two wiring diagrams. The wiring consists of three power wires, two ground wires, and four speaker wires. The three power wires are connected to the accessory terminal, the radio fuse, and the ignition switch. The two ground wires are connected to the body of the car. The four speaker wires are connected to four individual speakers.
Step-by-Step Instructions
- Disconnect the negative battery cable from the battery.
- Connect the first power wire to the accessory terminal.
- Connect the second power wire to the radio fuse.
- Connect the third power wire to the ignition switch.
- Connect one ground wire to the body of the car.
- Connect the second ground wire to the body of the car.
- Connect one speaker wire to the left front speaker.
- Connect the second speaker wire to the right front speaker.
- Connect the third speaker wire to the left rear speaker.
- Connect the fourth speaker wire to the right rear speaker.
- Reconnect the negative battery cable to the battery.
Frequently Asked Questions
| Question | Answer |
|---|---|
| Why are there three power wires? | The three power wires ensure that the radio receives power at all times. |
| What gauge wire should I use for the power wires? | You should use a 16-gauge wire for the power wires. |
| What gauge wire should I use for the ground wires? | You should use a 14-gauge wire for the ground wires. |
Conclusion
Now that you have a comprehensive guide to the 1970 Chevelle radio wiring diagram, you should be able to get your audio system up and running again. Make sure that you have all of the necessary components, and follow the step-by-step instructions carefully. If you have any questions, refer to the frequently asked questions section, or consult with a professional mechanic.
