METRA WM-GM1 Stereo Wiring Harness General 086429381814

( Brand: Metra ), ( Type: Stereo Wiring Harness ), ( Manufacturer Part Number: WM-GM1 ), ( Country Of Origin: China ), ( UPC: 086429381814 )

Review METRA Stereo Wiring Harness General Motors

The Metra WM-GM1 Stereo Wiring Harness is a high-quality aftermarket solution designed specifically for cars with factory-installed General Motors (GM) stereo systems from 1994 to 2006. This wiring harness simplifies the process of installing aftermarket stereos in these vehicles, ensuring a seamless integration between the old and new components.

The harness comes with a variety of features that cater to different installation scenarios. It includes a steering wheel control interface module, allowing you to retain the functionality of your vehicle's factory radio controls, such as volume, track, and on/off. Additionally, it features an antenna adapter for a hassle-free connection to your car's factory radio antenna.

The WM-GM1 is made with top-tier materials that ensure durability and reliability. Each wire is color-coded for easy identification and is wrapped in a flexible, insulated sleeve, providing protection against damage during installation and use. The wiring harness also includes a ground strap to ensure a solid ground connection, which is crucial for optimal audio performance.

Meticulously engineered to fit a wide range of GM vehicles, the WM-GM1 Stereo Wiring Harness covers various applications, including cars, trucks, and SUVs. It is compatible with aftermarket stereo systems that use standard connectors, making it a versatile choice for various audio upgrade projects.

In summary, the Metra WM-GM1 Stereo Wiring Harness is a must-have accessory for anyone looking to install an aftermarket stereo system in their GM vehicle from 1994 to 2006. With its ease of use, durability, versatility, and compatibility with factory controls, it simplifies the installation process and ensures a high-performing audio system.

Buying a Metra WM-GM1 stereo wiring harness for vehicles from 1994 to 2006 can be a practical solution for retrofitting aftermarket radios into older GM cars. Below are some pros and cons to help you make an informed decision.

1. OEM-grade fit and finish: The Metra WM-GM1 harness is designed to match the factory wiring in GM vehicles, ensuring a seamless installation and a clean appearance.

2. Time-saving: This harness simplifies the installation process by providing pre-made connections for most common radio functions, saving you time and effort compared to using individual wires.

3. Compatibility: The WM-GM1 harness is compatible with a wide range of aftermarket radios, making it a versatile option for various vehicle applications.

4. Includes necessary adapters: The harness includes several essential adapters, such as the antenna adapter and the power/ground connector, which can save you money by avoiding additional purchases.

1. Cost: While the Metra WM-GM1 harness offers convenience and ease of installation, it comes with a higher price tag compared to purchasing individual wires.

2. Limited expansion: Since the harness is designed for specific applications, it may not include every possible wire for advanced features or customizations.

3. Potential compatibility issues: While the harness is compatible with a wide range of aftermarket radios, it's essential to verify compatibility with your specific radio model to avoid any potential issues.

In conclusion, the Metra WM-GM1 stereo wiring harness is a valuable investment for those looking to retrofit aftermarket radios into older GM vehicles. Its OEM-grade fit and finish, time-saving features, and compatibility make it a worthwhile choice. However, its relatively higher cost and potential for limited expansion should be considered before making a purchase. Ultimately, if you're seeking a straightforward and efficient installation process, the Metra WM-GM1 harness is an excellent option to consider.

Details:

Shelf pull so box isn't perfect.

part #: wmgm1 prices

• $11.61-$14.95

specifications adapteramber:

• brand: Metra
• type: Stereo Wiring Harness
• manufacturer part number: WM-GM1
• country of origin: China
• upc: 086429381814

offer adapteramber:

• options: Ship-to-home
• availability: In Stock
• started: January 19, 2026
• sold: 0
• quantity: 4

general adapteramber:

• Vehicle Electronics GPS > Car Electronics Accessories > Adapters
• condition: New

payments adapteramber:

• other
• credit card: Discover
• wallet: Apple-pay

returns adapteramber:

• policy: No Returns

seller adapteramber:

• rating: 100.0%
• # reviews: 878
• city: Minneapolis, Minnesota

shipping adapteramber:

• type: Calculated
• service: USPS Ground Advantage
• carrier: USPS
• class: Standard
• cost: $0.00
• transit: 3-5 Days

Metra WM-GM1 Is Similar To:

• Metra 701787 70-1787 Audi Vw Amp Integration Harness 1993-2004 Car Stereo Wiring Harnes (37.1% similar) No third party billing offered. Automotive care supplies. Uses the power wire side of 70-1784 front speaker output only on some model's. Audi, 1996 -08 A4, 1998 -04 A6, 2000 -08 S4, S6. Also upgrading to an express shipping method does not account for processing time on our end see below...(July 22nd, 2024)
• Metra Bc-9721 Harley-davidson Rear 3-way Speaker Harness Splitter (38.8% similar) Notes: plugs into OE backbone harness or BC-9720. This product is distinguished by total quality assurance, unsurpassed anybody else. Features: 3-WAY splutter for rear audio. Harley-Davidson rear 3-WAY speaker harness splutter BC-9721 by Metra. Made with innovations for the latest in...(July 25th, 2024)
• Metra Wm-gm2 Stereo Wiring Harness Fits General Motors 1973-1993 (89.1% similar) With its high-quality construction and reliable performance, this antenna adapter is sure to improve your listening experience. It is manufactured in china and comes with the manufacturer part number WM-HD10. This Metra antenna adapter WM-HD10 is a must-have for anyone who wants to enhance their...(September 9th, 2024)
• Metra Wm-vw10 Antenna Adapter Fits Vw European 1973-2017 New Open Box (43% similar) Its compatibility with various car model's and its durable construction make it a reliable long-lasting accessory. This Metra antenna adapter WM-VW10 is a must-have for anyone who wants to enhance their cars audio system. It is designed to fit VW and European model's from 1973 2017 , making it a...(September 20th, 2024)
• Metra Axm-dc02 Axxess Universal Stereo Audio Input Device To Any Car (29.4% similar) Connects to the vehicles antenna cable. Comes with separate rocker on off switch. Uses stereo rca input and 87.9MHZ or 88.3 MHz for tuning. Provides audio signal into a radio. For use with portable audio devices. Money back guarantee if items not as advertised...(December 17th, 2024)
• Metra 82-8139 Speaker Adapter Compatible Fits 1993-1998 Toyota T-100 Pair (40.9% similar) Sold as a pair. Speaker adapter mounts 5/1 /4IN or 6/1 /2IN speakers to the front door locations. Vehicle applications. Metra 82-8139 speaker adapter compatible fits for 1993 -1998 Toyota T-100 - pair...(December 8th, 2025)
• Metra 82-7000 Front And Rear Speaker Adapter Plate Compatible Fits Mitsubishi (34% similar) Twist adapter for installation. Mitsubishi 2008 -2017 lancer. Break-away tab design allows flexibility for installation of aftermarket 6 to 6.75 speakers. 2014 -2015 Mitsubishi mirage. Break-away tabs for extra mounting support, if needed. Use self-tapping screws not provided...(December 9th, 2025)
• Metra 82-7502 Speaker Adapter Plate Compatible Fits Mazda 3 Cx30 Cx50 (37.6% similar) 2020-2023 Mazda CZ-30. They mount directly into the factory location, so no drilling is required, and feature a breakaway tab design for easy installation. Mazda 2019 -2023 these adapters are sold as a pair and designed to install aftermarket tweeters or small mid-range speakers...(December 9th, 2025)
• Metra 82-7806 Speaker Adapter Plate Compatible Fits Honda vw Door 93-15 Pair (38.6% similar) They mount directly into the factory location, so no drilling is required, and feature a breakaway tab design for easy installation. For the installation of 6.5 and most 6.75 aftermarket speakers. Vehicle applications. These adapters are sold as a pair and designed to install 6.5 most 6.75...(December 9th, 2025)
• Metra 82-7807 Speaker Adapter Plates Compatible Fits Select Acura Honda (41.5% similar) For the installation of 6.5 and most 6.75 aftermarket speakers. Metra 82-7807 speaker adapter plates compatible fits select aura Honda 2002 -2014 pair. For use in multiple vehicle applications. 1-YEAR warranty. These adapters are sold as a pair and designed to install 6.5 most 6.75...(December 9th, 2025)
• Metra Ch-6001 Raptor Wiring Harness Compatible Fits For Chyrsler 2002-2009 (56.5% similar) Provides electrical power to the radio for a four-speaker connection. Color-coded wires on the other side are connected to aftermarket radio. The other side has a vehicle-specific adapter that connects directly into the original radio connectors for quicker installation without having to cut...(January 27th, 2026)