Metra 70-1856 Tuner Bypass Harness for Cadillac Chevrolet 1992-1996

Metra 70-1856 is a tuner bypass harness for select non-amplified Cadillac and Chevrolet vehicles from 1992-1996. It bypasses the factory tuner location in compatible non-amplified applications so an aftermarket radio can be installed.

Key Features

• Tuner bypass harness for select Cadillac and Chevrolet vehicles
• Designed for non-amplified models
• 204-inch harness length supports routing to the tuner location
• Used when the aftermarket radio installation requires bypassing the factory tuner
• Helps avoid cutting factory wiring when used in the correct application

System / Wiring Notes

• Designed for non-amplified models only
• Not intended for Bose or amplified systems unless otherwise specified by current manufacturer data
• Verify factory audio system and tuner configuration 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 70-1856 tuner bypass harness

Technical Specifications

• Brand: Metra
• Model: 70-1856
• Product Type: Tuner bypass harness
• Application: Select non-amplified Cadillac and Chevrolet aftermarket radio installations requiring tuner bypass
• Compatibility Type: Vehicle-specific
• Factory Feature: Tuner bypass
• Harness Length: 204 inches
• Audio System: Non-amplified models

Identifiers & Packaging

• MPN: 70-1856
• UPC: 86429087167
• Sold As: Each
• Included Components: Tuner bypass 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