Введение
This manual provides comprehensive instructions for the proper installation and use of the Metra 70-2001 Radio Wiring Harness. This harness is specifically designed to facilitate the installation of an aftermarket car stereo into compatible General Motors vehicles, ensuring a secure and reliable electrical connection without cutting factory wiring.
Информация по безопасности
- Always disconnect the vehicle's negative battery terminal before beginning any electrical installation to prevent short circuits and electrical shock.
- Ensure all wiring connections are secure and properly insulated using electrical tape, crimp connectors, or heat shrink tubing. Loose connections can lead to electrical malfunctions or fire hazards.
- Consult a professional automotive technician if you are unsure about any part of the installation process.
- Do not modify the wiring harness. Any alterations may void the product warranty and could cause damage to your vehicle's electrical system.
- Во время установки используйте соответствующие средства индивидуальной защиты, например, защитные очки.
Совместимость с транспортными средствами
The Metra 70-2001 Radio Wiring Harness is compatible with select General Motors vehicles manufactured between 1994 and 2004. This includes various models from Buick, Cadillac, Chevrolet, GMC, Oldsmobile, and Pontiac within this year range.
Важный: Always verify that your vehicle's factory wiring harness connector physically matches the Metra 70-2001 connector before proceeding with installation. Vehicle models and trim levels can vary, and some vehicles within the specified range may use a different connector.
Содержимое упаковки
При открытии упаковки убедитесь, что все компоненты присутствуют и не повреждены:
- Metra 70-2001 Radio Wiring Harness (GM 32-Pin Connector)

Image: The Metra 70-2001 Radio Wiring Harness shown in its retail packaging, indicating the product model and compatibility.
Инструкция по установке (настройке)
Необходимые инструменты
- Инструменты для зачистки проводов
- щипцы для проволоки
- Изолента или термоусадочная трубка
- Мультиметр (необязательно, для проверки соединений)
- Panel Removal Tools (for vehicle interior trim)
Предварительные шаги по установке
- Отключить аккумулятор: Locate your vehicle's battery and disconnect the negative (-) terminal to prevent electrical hazards.
- Удалить заводское радио: Carefully remove the factory radio from the dashboard. This typically involves removing trim panels and unscrewing the radio unit.
- Определите заводскую проводку: Locate the factory wiring harness that was connected to the original radio.
Соединения проводки
The Metra 70-2001 harness is designed to connect directly to your aftermarket radio's wiring. Match the wires from your aftermarket radio to the corresponding wires on the Metra 70-2001 harness. Refer to the wiring diagram section below for standard color codes. Ensure each connection is secure and properly insulated.

Image: The Metra 70-2001 Radio Wiring Harness showing the multi-colored wires ready for connection to an aftermarket radio.
Последние шаги
- Подсоедините жгут: Plug the Metra 70-2001 harness into the vehicle's factory radio connector.
- Тестовая функциональность: Reconnect the vehicle's negative battery terminal. Turn on the ignition and test the aftermarket radio's power, sound, and other functions.
- Надежно закрепите и соберите обратно: Once confirmed working, carefully tuck away excess wiring, mount the aftermarket radio, and reassemble any removed dashboard trim panels.
Схема электропроводки
The following table outlines the standard wire color codes for the Metra 70-2001 harness. It is crucial to cross-reference these with the wiring diagram provided with your specific aftermarket radio, as color codes can vary between manufacturers.

Изображение: Подробный view of the 32-pin connector on the Metra 70-2001 harness, showing the pin configuration.
| Цвет провода | Функция |
|---|---|
| Желтый | 12V Constant Power |
| Красный | Питание аксессуаров 12 В |
| Черный | Земля |
| Апельсин | Освещение |
| Синий | Силовая антенна / Ampвключение |
| Белый | Передний левый динамик (+) |
| Белый/Черный | Передний левый динамик (-) |
| Серый | Передний правый динамик (+) |
| Серый/Черный | Передний правый динамик (-) |
| Зеленый | Задний левый динамик (+) |
| Зеленый/Черный | Задний левый динамик (-) |
| Фиолетовый | Задний правый динамик (+) |
| Фиолетовый/Черный | Задний правый динамик (-) |
Операция
Once correctly installed, the Metra 70-2001 Radio Wiring Harness functions as a direct interface between your aftermarket radio and the vehicle's existing electrical system. It provides the necessary power, ground, accessory, and speaker connections, allowing your new radio to operate as intended, delivering audio to the vehicle's speakers and receiving power from the ignition and constant battery sources.
Обслуживание
The Metra 70-2001 Radio Wiring Harness is a passive electrical component and requires no routine maintenance. It is designed for a long service life once properly installed. Periodically, if you experience audio issues, you may check the harness connections to ensure they remain secure and free from corrosion or damage.
Поиск неисправностей
- Нет питания радио:
- Check the vehicle's fuse box for any blown fuses related to the radio or accessory power.
- Ensure the yellow (constant power) and red (accessory power) wires are correctly connected and receiving voltage.
- Verify the black (ground) wire has a solid connection to chassis ground.
- Нет звука из динамиков:
- Confirm all speaker wires (white, gray, green, purple and their black-striped counterparts) are correctly matched and connected between the radio and the harness.
- Check the radio's fader and balance settings.
- Ensure the radio's amplifier turn-on wire (if applicable, usually blue) is connected.
- Периодические проблемы:
- Recheck all wire connections for looseness or poor contact. Ensure all crimps or solder joints are solid.
- Inspect the harness for any pinched or damaged wires.
Технические характеристики
- Бренд: Метра
- Модель: 70-2001
- Тип разъема: IDC (32-pin GM connector)
- Материал: АБС, Пластик
- Включенные компоненты: 1994–2005 GM 32-Pin into Car Harness
- Тип кабеля: Power & Speaker
- Размеры изделия (Д х Ш х В): Приблизительно 8 х 0.12 х 0.5 дюйма
- Вес товара: Примерно 22.68 грамма
Гарантия и поддержка
Гарантия: This product comes with a 1-Year Limited Warranty from the date of purchase. This warranty covers defects in materials and workmanship under normal use. It does not cover damage resulting from improper installation, accident, abuse, or unauthorized modifications.
Служба поддержки клиентов: For technical assistance, troubleshooting, or warranty claims, please contact Metra Electronics customer service directly. You can find contact information and additional resources on the official Metra webсайт.
Официально Webсайт: metraonline.com
