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Metra

Metra 70-2054 Amp Bypass Harness for Select GM Vehicles 1997-2009

Metra 70-2054 Amp Bypass Harness for Select GM Vehicles 1997-2009

$109.99 USD
$109.99 USD
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Metra 70-2054 is a factory amplifier bypass wiring harness for select GM vehicles from 1997-2009. It bypasses the compatible factory amplifier and provides the wiring path needed for aftermarket radio installation.

Key Features

  • Factory amplifier bypass harness for select GM vehicles
  • Connects at the original radio connectors and factory amplifier connection
  • 204-inch harness length supports long routing to the amplifier location
  • Color-coded leads connect to the aftermarket radio
  • No cutting of factory radio connectors is required

System / Wiring Notes

  • Factory subwoofer is not retained in select vehicles
  • See manufacturer instructions for compatible RPO codes
  • Additional dash kit, antenna adapter, steering wheel control interface, or data interface may be required
  • Verify factory amplifier and RPO equipment before installation

Vehicle Compatibility

Make Model Years
Cadillac CTS 2003-2007
Cadillac DeVille 2000-2005
Cadillac Escalade / Escalade EXT 1999-2002
Cadillac SRX 2004-2006
Cadillac XLR 2004-2009
Chevrolet Avalanche 1500 2002
Chevrolet Blazer 2000-2002
Chevrolet Silverado 1500 / 2500 / 3500 2003-2007
Chevrolet Suburban 1500 / 2500 2000-2006
Chevrolet Tahoe 2000-2006
Chevrolet Trailblazer / Trailblazer EXT 2002-2009
GMC Envoy / Envoy XL / Envoy XUV 2002-2009
GMC Sierra 1500 / 2500 / 3500 2003-2007
GMC Yukon / Yukon XL 1997-2006
Oldsmobile Aurora / Bravada / Intrigue 1998-2004
Pontiac Bonneville / Grand Prix 1997-2005

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 70-2054 amplifier bypass harness

Technical Specifications

  • Brand: Metra
  • Model: 70-2054
  • Product Type: Amplifier bypass harness
  • Application: Select Cadillac, Chevrolet, GMC, Oldsmobile, and Pontiac factory amplifier bypass installations
  • Compatibility Type: Vehicle-specific
  • Harness Length: 204 inches
  • Factory Feature: Factory amplifier bypass
  • RPO Note: See instructions for compatible RPO codes

Identifiers & Packaging

  • MPN: 70-2054
  • UPC: 86429117703
  • Sold As: Each
  • Included Components: Amplifier 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
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