Garage
Shop
Account Icon
Account
Box Icon
Track
order
Telephone Icon
Call
Help Icon
Help
Door with Arrow Icon
Sign In
  1. Home
  2. Car Audio & Electronics
  3. Car Audio Installation & Accessories
  4. Car Stereo Installation & Accessories
  5. Wiring Harness to Install a New Car Stereo
  6. Metra 70-1856

Metra 70-1856 Wiring Harness

Install a new car stereo in select 1990-1996 vehicles from Cadillac, Chevrolet

Metra
Shop all Metra
highlight-star-icon

• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

See compatible vehicles Learn more about the met-701856
Gear Icon

Confirm fitment. Set your vehicle.

List price $83.99
Thanks , You Pay:
-11%

$74.99

 with warranty
Starting at $14/mo or 4 payments of $19 Buy now, pay later and installment payment plans are offered by Afterpay and Affirm. Learn more

Heads up

We confirm fitment and offer accessories for speakers. Please set your vehicle first if you would like to purchase more than one met-701856.

Set your vehicle or Return to product page
shipping truck icon Free shipping in USA. Provide zip for delivery date.
Dollar Icon
VIP Product Get $7.50 in rewards to spend later
Quantity
In Stock
Brand new
Acima Logo

No Credit Option

Flexible Lease Payments

Early Purchase Options

Quick Approval Decision

Extend logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Hassle-free immediate replacement within minutes!
  • Easy online claims 24/7
  • Covers product breakdowns and failures
Plan details & FAQs Offered by Extend
Swoosh Icon Icon of Swoosh

For over 25 years, we've been your X-Factor – the team dedicated to having the biggest impact on your shopping experience!

Award winning icon
Award-Winning Service
Shipping icon
FREE Shipping Orders $49+
60 days return policy icon
60-Day Easy Returns
lowest price guarantee icon
Guaranteed Lowest Price
inHouseExpert
In-House Experts

Description

Metra brand icon

Authorized dealer

Product Features:

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 (-)

Compatible Vehicles

Please use our Fitment Guide to determine specific compatibility for the submodel and audio features

Best selling similar products

DKGM-49 small

Crux DKGM-49 Stereo Replacement Interface

• Stereo Replacement Interface with Dash Kit
• Fits select 2006-2020 vehicles from GMC, Chevrolet, Buick Vehicles
• Accommodates ISO Double DIN Mount
• Retain steering wheel controls and chime functions

(41)

$129.60

List price $201.60

ADS-MRR small

iDataLink Maestro RR Interface Module

• Universal stereo replacement interface module
• Connects to iDataLink-compatible stereos
• Retains SWC, voice commands, etc.
• Enhances multimedia experiences with exclusive gauges, vehicle info, parking assistance, climate control, and radar detection

(36)

$189.99

List price $229.99

70-1761 small

Metra 70-1761 Wiring Harness

• Direct connection to the factory radio harness
• Color coded wires for easy installation
• No cutting or splicing required

(97)

$5.99

List price $6.99

70-1771 small

Metra 70-1771

• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

(51)

$12.99

List price $6.99

AXRSCH-PIO small

Axxess AXRSCH-PIO

• Direct connection to the factory harness
• Designed for select Pioneer stereos
• Color coded wires for easy installation
• No cutting, splicing, and hardwiring required

$16.99

List price $18.99

C2R-CHY4 small

PAC C2R-CHY4 Wiring Interface

• Provides 12-Volt accessory power (RAP)
• Designed for non-amplified and amplified models
• Retains balance and fade
• Pre-wired for steering wheel audio controls

(26)

$99.99

List price $299.00

70-5520 small

Metra 70-5520 Wiring Harness

• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

(56)

$9.95

List price $6.99

ADS-MRR2 small

iDataLink Maestro RR2 Interface Module

• Advance stereo replacement interface for select vehicles
• Offers exclusive infotainment retention
• Adds support for additional vehicles
• Enables Bluetooth programming directly from mobile device
• Retains OnStar, SYNC, Uconnect, and more

(5)

$259.99

List price $319.99

70-1858 small

Metra 70-1858 Wiring Harness

• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

(64)

$9.95

List price $6.99

GM02B small

Scosche GM02B Wiring Harness

• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

(246)

$7.95

List price $8.99

Specifications & Details

Harness Features
Vehicle Sound System
Standard Sound
Main Harness Function
Connect Factory OEM Radio Without Disconnecting Aftermarket Radio
Premium Harness Features
Factory System Amplification
Non-Amplified
Promotions
Deals
VIP
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details

Manufacturer:

Metra

Model Number:

70-1856

Weight:

0.25lbs

Internal SKU:

met-701856

Internal Product ID:

12532

Customer Ratings & Reviews

Metra 70-1856 Wiring Harness thumbnail image
5 star
0%
4 star
0%
3 star
0%
2 star
0%
1 star
0%
Durability
0
Value
0
Features
0
Design
0
Usability
0

Customer Reviews

Sort by:
Loading...
Sorry, no reviews found
BOBAZT main

Scosche BOBAZT Stereo Connector Kit

• Designed to connect in-dash receiver wiring harness to vehicle wiring harness

(27)

$9.95

List price $9.95

Related Searches

› Metra › Metra Wiring Harness to Install a New Car Stereo › Wiring Harness to Install a New Car Stereo under $100
Save up to 10 different vehicles in your garage

Add vehicle
2 | Make
3 | Model
Why Use a Vehicle Fit Guide?
Where to find vehicle info | Shop without vehicle
Whoa! Slow down. Add your details below!
additional information required
Add vehicle details to confirm fitment
Ignore fitment details
Find stereos and more that work -- fast.
2 | Make
3 | Model
Remove

Can't find your vehicle? Click here and we'll help.

Where to find vehicle info

Go to Fitment

Didn't find your car?

Submit your details and we'll help!
Please enter the letters as they are shown in the image above. Letters are not case-sensitive.
Identify your vehicle and submodel details
  • Owner's manual
  • Vehicle's insurance card
  • Vehicle registration
  • Vehicle produced after 2005: Inside driver's side door
  • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
Car Info Side Door Icon
Vehicle Registration Icon
Vehicle Insurance Icon
Back

Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

  • You see only parts engineered for your exact vehicle
  • You avoid incompatible radios, speakers, or wiring
  • Installation is smoother, faster, and frustration-free
  • You get the correct accessories the first time

Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.

Back
Track your order
Call our experts
Support Center
Return & Exchanges
Follow on Instagram Instagram logo
Subscribe on YouTube YouTube logo