pengenalan
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.
Maklumat Keselamatan
- Sentiasa putuskan sambungan terminal negatif bateri kenderaan sebelum memulakan sebarang pemasangan elektrik untuk mengelakkan litar pintas dan renjatan elektrik.
- 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.
- Rujuk juruteknik automotif profesional jika anda tidak pasti tentang mana-mana bahagian proses pemasangan.
- Do not modify the wiring harness. Any alterations may void the product warranty and could cause damage to your vehicle's electrical system.
- Pakai peralatan pelindung diri yang sesuai, seperti cermin mata keselamatan, semasa pemasangan.
Keserasian Kenderaan
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.
Penting: 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.
Kandungan Pakej
Selepas membuka bungkusan, pastikan semua komponen ada dan tidak rosak:
- 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.
Arahan Pemasangan (Persediaan)
Alat Diperlukan
- Pelucut Kawat
- Pengelim Kawat
- Pita Elektrik atau Tiub Pengecutan Haba
- Multimeter (pilihan, untuk mengesahkan sambungan)
- Panel Removal Tools (for vehicle interior trim)
Langkah Pra-Pemasangan
- Putuskan Sambungan Bateri: Locate your vehicle's battery and disconnect the negative (-) terminal to prevent electrical hazards.
- Alih Keluar Radio Kilang: Carefully remove the factory radio from the dashboard. This typically involves removing trim panels and unscrewing the radio unit.
- Identify Factory Harness: Locate the factory wiring harness that was connected to the original radio.
Sambungan Pendawaian
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.
Langkah Akhir
- Sambungkan Harness: Plug the Metra 70-2001 harness into the vehicle's factory radio connector.
- Kefungsian Ujian: Reconnect the vehicle's negative battery terminal. Turn on the ignition and test the aftermarket radio's power, sound, and other functions.
- Selamat dan Pasang semula: Once confirmed working, carefully tuck away excess wiring, mount the aftermarket radio, and reassemble any removed dashboard trim panels.
Gambarajah Pendawaian
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.

Imej: A terperinci view of the 32-pin connector on the Metra 70-2001 harness, showing the pin configuration.
| Warna Wayar | Fungsi |
|---|---|
| kuning | 12V Constant Power |
| merah | Kuasa Aksesori 12V |
| Hitam | tanah |
| Jingga | Pencahayaan |
| Biru | Antena Kuasa / Amppenyambung Hidupkan |
| putih | Speaker Kiri Depan (+) |
| Putih/Hitam | Speaker Kiri Depan (-) |
| Kelabu | Pembesar Suara Depan Kanan (+) |
| Kelabu/Hitam | Pembesar Suara Depan Kanan (-) |
| hijau | Speaker Kiri Belakang (+) |
| Hijau/Hitam | Speaker Kiri Belakang (-) |
| Ungu | Pembesar Suara Belakang Kanan (+) |
| Ungu/Hitam | Pembesar Suara Belakang Kanan (-) |
Operasi
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.
Penyelenggaraan
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.
Menyelesaikan masalah
- Tiada Kuasa untuk Radio:
- Periksa kotak fius kenderaan untuk sebarang fius yang rosak yang berkaitan dengan kuasa radio atau aksesori.
- 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.
- Tiada Bunyi dari Pembesar Suara:
- 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.
- Isu sekejap-sekejap:
- 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.
Spesifikasi
- Jenama: Metra
- model: 70-2001
- Jenis Penyambung: IDC (32-pin GM connector)
- Bahan: ABS, Plastik
- Komponen yang Disertakan: 1994–2005 GM 32-Pin into Car Harness
- Jenis Kabel: Power & Speaker
- Dimensi Item (L x W x H): Kira-kira 8 x 0.12 x 0.5 inci
- Berat Barang: Lebih kurang 22.68 gram
Waranti dan Sokongan
Waranti: 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.
Sokongan Pelanggan: 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 webtapak.
rasmi Webtapak: metroonline.com
