---
product_id: 3554075
title: "Metra 70-1858 Radio Wiring Harness For GM 88-05 Harness"
brand: "metra"
price: "€ 14.36"
currency: EUR
in_stock: true
reviews_count: 13
category: "Metra"
url: https://www.desertcart.fi/products/3554075-metra-70-1858-radio-wiring-harness-for-gm-88-05
store_origin: FI
region: Finland
---

# 4.6/5 rating, 5,143 reviews 5" length precision fit 0.92mm durable wire gauge Metra 70-1858 Radio Wiring Harness For GM 88-05 Harness

**Brand:** metra
**Price:** € 14.36
**Availability:** ✅ In Stock

## Summary

> 🔧 Upgrade your GM’s sound with the pro’s choice—plug in perfection!

## Quick Answers

- **What is this?** Metra 70-1858 Radio Wiring Harness For GM 88-05 Harness by metra
- **How much does it cost?** € 14.36 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/3554075-metra-70-1858-radio-wiring-harness-for-gm-88-05)

## Best For

- metra enthusiasts

## Why This Product

- Trusted metra brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Compact & Durable Design:** 5-inch harness with robust 0.92mm wiring ensures a tidy, long-lasting connection that fits perfectly.
- • **Plug-and-Play Simplicity:** Color-coded wiring means no guesswork—just match and go for a stress-free installation experience.
- • **Seamless GM Compatibility:** Effortlessly connects aftermarket receivers to select 1988-2002 GM vehicles for a flawless audio upgrade.
- • **Top-Ranked Audio Essential:** Ranked #24 in Car Audio Wiring Harnesses, join thousands who’ve upgraded their ride’s sound with confidence.
- • **Installer-Approved Reliability:** Trusted by pros and enthusiasts alike for over 60 years—no failures, just smooth installs every time.

## Overview

The Metra 70-1858 Radio Wiring Harness is a precision-engineered 5-inch adapter designed to connect aftermarket receivers seamlessly to select 1988-2002 GM vehicles. Featuring durable 0.92mm wiring and a simple color-coded plug-and-play design, it’s trusted by over 5,000 users with a 4.6-star rating. Backed by Metra’s 60+ years of installer expertise, this harness guarantees a reliable, professional-grade audio upgrade every time.

## Description

Connects an Aftermarket Receiver to Factory Plug on Select 1988-2002 GM Vehicles. We at Metra always strive to listen to our customers. You have told us to do a better job at telling the Metra story. For over 60 years, Metra has maintained its cutting edge by paying attention to our marketplace and innovating products to fit the needs of the installer. We are the 'Installer's Choice' because we are installers.

Review: Perfect fit and function - Perfect adapter for swapping a radio. Highly recommended.
Review: Absolute must for audio installation - I have been using metra for years now on audio installs (personal, family, and friends : not professional). Very simple to install, just pretty much match up colors. great quality and never had a failure or broken wire issue or anything negative.... ever

## Features

- Harness is 5" in length

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0002BEX8W |
| Best Sellers Rank | #24 in Car Audio & Video Wiring Harnesses |
| Brand | Metra |
| Connector Type | Other |
| Customer Reviews | 4.6 4.6 out of 5 stars (5,143) |
| Date First Available | August 20, 2004 |
| Global Trade Identification Number | 00086429002573 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 0.48 ounces |
| Item dimensions L x W x H | 8 x 5 x 1 inches |
| Item model number | 70-1858 |
| Manufacturer | METRA Ltd |
| Material | computer |
| Product Dimensions | 8 x 5 x 1 inches |
| UPC | 086429002573 |
| Warranty | 1 year limited |
| Weight | 0.1 Pounds |
| Wire Diameter | 0.92 Millimeters |

## Product Details

- **Brand:** Metra
- **Connector Type:** Other
- **Item Weight:** 13.61 g
- **Item dimensions L x W x H:** 8 x 5 x 1 inches
- **Material:** computer

## Images

![Metra 70-1858 Radio Wiring Harness For GM 88-05 Harness - Image 1](https://m.media-amazon.com/images/I/61GLKfeOHEL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Perfect fit and function
*by D***E on January 1, 2026*

Perfect adapter for swapping a radio. Highly recommended.

### ⭐⭐⭐⭐⭐ Absolute must for audio installation
*by J***N on October 16, 2025*

I have been using metra for years now on audio installs (personal, family, and friends : not professional). Very simple to install, just pretty much match up colors. great quality and never had a failure or broken wire issue or anything negative.... ever

### ⭐⭐⭐⭐⭐ Adapted perfectly to the new radio.
*by R***R on October 2, 2025*

This harness adapted perfectly to the new radio that I installed just matched up the wire colors with the wires on the new radio and every thing worked perfectly. It made the installation much easer to do.

## Frequently Bought Together

- Metra 70-1858 Radio Wiring Harness For GM 88-05 Harness
- Metra Electronics 95-2001 Double DIN Installation Dash Kit for Select 1994 - 2012 GM Vehicles (packaging may vary)
- Anina Car Antenna Adapter Automotive Wire Radio Stereo Upgrade Suit for 1993-2006 GMC,1988-2012 Chevrolet, 1988-2008 Pontiac, 1988-2005 Buick Century

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**Shop now:** [https://www.desertcart.fi/products/3554075-metra-70-1858-radio-wiring-harness-for-gm-88-05](https://www.desertcart.fi/products/3554075-metra-70-1858-radio-wiring-harness-for-gm-88-05)

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*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-02-05*