Metra 70-2104 Radio Wiring Harness for Select GM Vehicles Without OnStar

Metra 70-2104 is a radio replacement wiring harness for select GM vehicles without OnStar. It connects an aftermarket radio to the factory radio plug in compatible GM applications without OnStar.

Key Features

• Radio replacement wiring harness for select GM vehicles
• Designed for compatible models without OnStar
• Connects to the factory radio plug for aftermarket radio installation
• Color-coded leads support standard aftermarket radio wiring
• Helps avoid cutting the vehicle’s factory radio connector

System / Wiring Notes

• Designed for models without OnStar
• Additional data interface may be required to retain chimes, OnStar, RAP, or other factory features where applicable
• Verify factory equipment and radio connector before installation

Vehicle Compatibility

Installation Notes

• Confirm exact vehicle fitment, factory audio system, and radio connector before installation
• Additional parts such as a dash kit, antenna adapter, steering wheel control interface, or data interface may be required for a complete installation
• Professional installation is recommended for best results
• Check current manufacturer instructions and vehicle application data before installation

What’s in the Box

• Metra 70-2104 radio replacement wiring harness

Technical Specifications

• Brand: Metra
• Model: 70-2104
• Product Type: Radio wiring harness
• Application: Select Chevrolet, Pontiac, and Saturn radio installations without OnStar
• Compatibility Type: Vehicle-specific
• Factory Feature Note: For compatible models without OnStar
• Connection Type: Vehicle-specific factory radio connector

Identifiers & Packaging

• MPN: 70-2104
• UPC: 86429157143
• 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