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Metra 71-1858

Reverse Wiring Harness for Select 1988-1994 GM Vehicles

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List price $19.99

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$3.99

with warranty

Order within 22 hrs 31 mins to ship 12/8

Arrives by Thursday, Dec. 15 to zip 20147

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Metra Audio Store

Product Features:

  • Reverse Wiring Harness for Select 1988-2004 GM Vehicles
  • 21-pin plugs into OEM Radio
  • Power/4 Speaker
  • Harness is designed to plug in the factory radio
  • Can be used to repair a harness where the plugs have been cut off or damaged
  • Authorized Internet Dealer
  • 1-year Manufacturer's warranty

Connections:

  • Yellow – 12V Constant
  • Red – 12V Accessory
  • Black - Ground
  • Orange – Dash Light Dimmer/Illumination
  • Green – Left Rear Speaker (+)
  • Green with Black Stripe Left Rear Speaker (-)
  • White – Left Front Speaker (+)
  • White with Black Stripe – Left Front Speaker (-)
  • Purple – Right Rear Speaker (+)
  • Purple with Black Stripe – Right Rear Speaker (-)
  • Gray – Right Front Speaker (+)
  • Gray with Black Stripe – Right Front Speaker (-)

Equivalent to: Scosche GMO2B & American International GWH-343

Harness Features

Main Harness Function
Different installations on different vehicles require different harnesses. This type is what the harness is considered. Each wiring harness we sell serves a purpose such as installing an aftermarket car stereo, integrating an aftermarket amplifier with your factory car stereo, connecting Bluetooth to your factory car stereo, and more.
Replace Original Vehicle Stereo Wiring Plug (Male Side)
Compatible Vehicle Make
Allows you to view only items that are compatible with your vehicle's make. Does not guarantee that it will work with your vehicle year or model.
Chevrolet
GMC
Compatible Vehicle Make and Model
The model of vehicle that this vehicle specific product is designed for. Please keep in mind that engine variations can affect the compatibility of the products.
Chevy Silverado
Chevy Suburban
Chevy Tahoe
GMC Acadia
GMC Safari
GMC Sierra
GMC Yukon

Warranty and Return Policy

Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Summary of Customer Ratings & Reviews

Rating Distribution

5 Star
100%
4 Star
0%
3 Star
0%
2 Star
0%
1 Star
0%

Average Attribution Rating

Durability
5.0
Value
5.0
Features
5.0
Design
5.0
Usability
5.0
Vin

Lakeland, Florida

Overall
Durability
Value
Features
Design
Usability
Great Product, Made Radio Install Much Easier!

November 21, 2014

This harness is a top product,and had an unbeatable price!
Thanks

17 of 20 found this helpful

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richard

,

Overall
Durability
Value
Features
Design
Usability
wire

July 11, 2016

All the wire are labeled very useful; customers service are understanding, knowledgeable.

0 of 0 found this helpful

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Browse 1 question
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will this plug and play from my 1993 Silverado to a aftermarket radio?
A shopper on Aug 15, 2016
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Product Summary

Manufacturer

Model Number

71-1858

UPC

086429003525

Weight

0.25lbs

Internal SKU

met-711858

Internal Product ID

12637

Sonic Electronix Wiring Guide

Wiring Diagram Legend

Warning: The image depicted shows the resistance change when wiring multiple subwoofer terminals. Please refer to your subwoofer's owner's manual for the proper wiring of its terminals. Sonic Electronix, Inc. is not responsible for damage caused to your audio system or vehicle due to improper installation. Please call tech support at 1-877-289-7664 if you require additional assistance.

Product Name: Metra 71-1858