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Metra
Metra 70-1677-1 Radio Wiring Harness for Select GM Vehicles
Metra 70-1677-1 Radio Wiring Harness for Select GM Vehicles
Regular price
$14.99 USD
Regular price
Sale price
$14.99 USD
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Metra 70-1677-1 is a radio replacement wiring harness for select GM aftermarket radio installations. It connects an aftermarket radio to the vehicle’s factory radio plug so the installer can make clean electrical and speaker connections without cutting the factory harness.
Key Features
- Radio replacement wiring harness for select GM vehicles
- Connects an aftermarket radio to the factory radio connector
- Color-coded leads support clean aftermarket radio wiring connections
- Helps avoid cutting or modifying the factory radio harness
- Provides power and speaker connection wiring where applicable
System / Wiring Notes
- Designed for compatible factory radio connectors in listed vehicle applications
- Color-coded leads support standard aftermarket radio power, ground, illumination, and speaker connections where applicable
- This harness does not retain every factory feature by itself; additional interfaces may be required
Vehicle Compatibility
| Make | Model | Years |
|---|---|---|
| Buick | Century | 1982-1987 |
| Buick | Electra | 1984-1988 |
| Buick | LeSabre | 1984-1987 |
| Buick | Regal | 1984-1987 |
| Buick | Riviera | 1983-1985 |
| Buick | Skyhawk | 1982-1987 |
| Buick | Skylark | 1983-1986 |
| Cadillac | Brougham | 1987-1989 |
| Cadillac | Cimarron | 1982-1988 |
| Cadillac | DeVille | 1985-1987 |
| Cadillac | Eldorado | 1984-1987 |
| Cadillac | Fleetwood | 1985-1989 |
| Cadillac | Seville | 1984-1987 |
| Chevrolet | Astro | 1985-1990 |
| Chevrolet | Blazer | 1987-1991 |
| Chevrolet | C/K Pickup and Suburban | 1973-1986 |
| Chevrolet | Camaro | 1982-1989 |
| Chevrolet | Caprice | 1982-1990 |
| Chevrolet | Cavalier | 1982-1990 |
| Chevrolet | Celebrity | 1984-1989 |
| Chevrolet | Corvette | 1978-1989 |
| Chevrolet | El Camino | 1982-1987 |
| Chevrolet | Impala | 1978-1985 |
| Chevrolet | Monte Carlo | 1978-1988 |
| Chevrolet | S10 / S10 Blazer | 1982-1989 |
| GMC | Jimmy | 1973-1993 |
| GMC | S15 / S15 Jimmy | 1982-1991 |
| GMC | Safari | 1985-1990 |
| GMC | Sonoma | 1991-1992 |
| GMC | Syclone | 1991 |
| GMC | Typhoon | 1992-1993 |
| Oldsmobile | 98 | 1985-1988 |
| Oldsmobile | Cutlass / Delta / Firenza / Omega / Toronado | 1980-1989 |
| Pontiac | 6000 / Bonneville / Fiero / Firebird / Grand Am / Grand Prix / Sunbird | 1982-1989 |
Installation Notes
- Confirm exact vehicle fitment, factory audio system, and radio connector before installation
- Additional installation parts such as a dash kit, antenna adapter, steering wheel control interface, or integration interface may be required
- Professional installation is recommended for best results
What’s in the Box
- Metra 70-1677-1 radio replacement wiring harness
Technical Specifications
- Brand: Metra
- Model: 70-1677-1
- Product Type: Radio replacement wiring harness
- Application: select GM aftermarket radio installations
- Compatibility Type: Vehicle-specific
Identifiers & Packaging
- MPN: 70-1677-1
- UPC: 86429002566
- Sold As: Each
- Included Components: Radio replacement wiring harness
Why Buy From MCOR Automotive
- Authorized retailer for the brands we sell
- Specialists in vehicle audio integration, radio replacement parts, and installation accessories
- 22+ years of professional automotive electronics experience
- Expert support for compatibility verification and proper setup
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