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Scosche GM18B Wiring Harness

Install a new car stereo in select 2006-2023 vehicles from GMC, Chevrolet, Buick

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

See compatible vehicles Learn more about the gm18b
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Was $7.99 Details
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$6.95

 with warranty

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Description


Scosche brand icon

Authorized dealer

Product Features:

Connections:

  • Yellow – 12V Constant
  • Red – 12V Accessory
  • Black - Ground
  • Blue - Power Antenna
  • 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

  • 2006 Buick Lucerne
  • 2006 Cadillac DTS
  • 2006 Chevrolet Impala
  • 2006 Chevrolet Monte Carlo
  • 2007 Buick Lucerne
  • 2007 Cadillac DTS
  • 2007 Cadillac SRX
  • 2007 Chevrolet Avalanche
  • 2007 Chevrolet Equinox
  • 2007 Chevrolet Impala
  • 2007 Chevrolet Monte Carlo
  • 2007 Chevrolet Silverado 1500
  • 2007 Chevrolet Silverado 1500 HD
  • 2007 Chevrolet Silverado 2500 HD
  • 2007 Chevrolet Silverado 3500
  • 2007 Chevrolet Silverado 3500 HD
  • 2007 Chevrolet Suburban 1500
  • 2007 Chevrolet Suburban 2500
  • 2007 Chevrolet Tahoe
  • 2007 GMC Acadia
  • 2007 GMC Sierra 1500
  • 2007 GMC Sierra 1500 HD
  • 2007 GMC Sierra 2500 HD
  • 2007 GMC Sierra 3500
  • 2007 GMC Sierra 3500 HD
  • 2007 GMC Sierra Denali
  • 2007 GMC Yukon
  • 2007 GMC Yukon XL
  • 2007 GMC Yukon XL 1500
  • 2007 GMC Yukon XL 2500
  • 2007 Pontiac Torrent
  • 2007 Saturn Outlook
  • 2007 Suzuki XL-7
  • 2008 Buick Enclave
  • 2008 Buick Lucerne
  • 2008 Cadillac DTS
  • 2008 Cadillac SRX
  • 2008 Chevrolet Avalanche
  • 2008 Chevrolet Equinox
  • 2008 Chevrolet Express 1500
  • 2008 Chevrolet Express 2500
  • 2008 Chevrolet Express 3500
  • 2008 Chevrolet Impala
  • 2008 Chevrolet Silverado 1500
  • 2008 Chevrolet Silverado 2500 HD
  • 2008 Chevrolet Silverado 3500 HD
  • 2008 Chevrolet Suburban 1500
  • 2008 Chevrolet Suburban 2500
  • 2008 Chevrolet Tahoe
  • 2008 GMC Acadia
  • 2008 GMC Savana
  • 2008 GMC Savana 1500
  • 2008 GMC Savana 2500
  • 2008 GMC Savana 3500
  • 2008 GMC Sierra 1500
  • 2008 GMC Sierra 2500 HD
  • 2008 GMC Sierra 3500 HD
  • 2008 GMC Sierra Denali
  • 2008 GMC Yukon
  • 2008 GMC Yukon Hybrid
  • 2008 GMC Yukon XL
  • 2008 GMC Yukon XL 1500
  • 2008 GMC Yukon XL 2500
  • 2008 Pontiac Torrent
  • 2008 Saturn Outlook
  • 2008 Saturn Vue
  • 2008 Suzuki XL-7
  • 2009 Buick Enclave
  • 2009 Buick Lucerne
  • 2009 Cadillac DTS
  • 2009 Cadillac SRX
  • 2009 Chevrolet Avalanche
  • 2009 Chevrolet Equinox
  • 2009 Chevrolet Express 1500
  • 2009 Chevrolet Express 2500
  • 2009 Chevrolet Express 3500
  • 2009 Chevrolet Impala
  • 2009 Chevrolet Silverado 1500
  • 2009 Chevrolet Silverado 2500 HD
  • 2009 Chevrolet Silverado 3500 HD
  • 2009 Chevrolet Suburban 1500
  • 2009 Chevrolet Suburban 2500
  • 2009 Chevrolet Tahoe
  • 2009 Chevrolet Traverse
  • 2009 GMC Acadia
  • 2009 GMC Savana
  • 2009 GMC Savana 1500
  • 2009 GMC Savana 2500
  • 2009 GMC Savana 3500
  • 2009 GMC Sierra 1500
  • 2009 GMC Sierra 2500 HD
  • 2009 GMC Sierra 3500 HD
  • 2009 GMC Sierra Denali
  • 2009 GMC Yukon
  • 2009 GMC Yukon Hybrid
  • 2009 GMC Yukon XL
  • 2009 GMC Yukon XL 1500
  • 2009 GMC Yukon XL 2500
  • 2009 Pontiac Torrent
  • 2009 Saturn Outlook
  • 2009 Saturn Vue
  • 2009 Suzuki XL-7
  • 2010 Buick Enclave
  • 2010 Buick Lucerne
  • 2010 Cadillac DTS
  • 2010 Chevrolet Avalanche
  • 2010 Chevrolet Express 1500
  • 2010 Chevrolet Express 2500
  • 2010 Chevrolet Express 3500
  • 2010 Chevrolet Express 4500
  • 2010 Chevrolet Impala
  • 2010 Chevrolet Silverado 1500
  • 2010 Chevrolet Silverado 2500 HD
  • 2010 Chevrolet Silverado 3500 HD
  • 2010 Chevrolet Suburban 1500
  • 2010 Chevrolet Suburban 2500
  • 2010 Chevrolet Tahoe
  • 2010 Chevrolet Traverse
  • 2010 GMC Acadia
  • 2010 GMC Savana
  • 2010 GMC Savana 1500
  • 2010 GMC Savana 2500
  • 2010 GMC Savana 3500
  • 2010 GMC Sierra 1500
  • 2010 GMC Sierra 2500 HD
  • 2010 GMC Sierra 3500 HD
  • 2010 GMC Sierra Denali
  • 2010 GMC Yukon
  • 2010 GMC Yukon Hybrid
  • 2010 GMC Yukon XL
  • 2010 GMC Yukon XL 1500
  • 2010 GMC Yukon XL 2500
  • 2010 Saturn Outlook
  • 2010 Saturn Vue
  • 2011 Buick Enclave
  • 2011 Buick Lucerne
  • 2011 Cadillac DTS
  • 2011 Chevrolet Avalanche
  • 2011 Chevrolet Express 1500
  • 2011 Chevrolet Express 2500
  • 2011 Chevrolet Express 3500
  • 2011 Chevrolet Express 4500
  • 2011 Chevrolet Impala
  • 2011 Chevrolet Silverado 1500
  • 2011 Chevrolet Silverado 2500 HD
  • 2011 Chevrolet Silverado 3500 HD
  • 2011 Chevrolet Suburban 1500
  • 2011 Chevrolet Suburban 2500
  • 2011 Chevrolet Tahoe
  • 2011 Chevrolet Traverse
  • 2011 GMC Acadia
  • 2011 GMC Savana
  • 2011 GMC Savana 1500
  • 2011 GMC Savana 2500
  • 2011 GMC Savana 3500
  • 2011 GMC Sierra 1500
  • 2011 GMC Sierra 2500 HD
  • 2011 GMC Sierra 3500 HD
  • 2011 GMC Sierra Hybrid
  • 2011 GMC Yukon
  • 2011 GMC Yukon Hybrid
  • 2011 GMC Yukon XL
  • 2011 GMC Yukon XL 1500
  • 2011 GMC Yukon XL 2500
  • 2012 Buick Enclave
  • 2012 Chevrolet Avalanche
  • 2012 Chevrolet Captiva Sport
  • 2012 Chevrolet Express 1500
  • 2012 Chevrolet Express 2500
  • 2012 Chevrolet Express 3500
  • 2012 Chevrolet Express 4500
  • 2012 Chevrolet Impala
  • 2012 Chevrolet Silverado 1500
  • 2012 Chevrolet Suburban 1500
  • 2012 Chevrolet Suburban 2500
  • 2012 Chevrolet Tahoe
  • 2012 Chevrolet Traverse
  • 2012 GMC Acadia
  • 2012 GMC Savana
  • 2012 GMC Savana 1500
  • 2012 GMC Savana 2500
  • 2012 GMC Savana 3500
  • 2012 GMC Sierra 1500
  • 2012 GMC Sierra 2500 HD
  • 2012 GMC Sierra 3500 HD
  • 2012 GMC Sierra Hybrid
  • 2012 GMC Yukon
  • 2012 GMC Yukon Hybrid
  • 2012 GMC Yukon XL
  • 2012 GMC Yukon XL 1500
  • 2012 GMC Yukon XL 2500
  • 2013 Buick Enclave
  • 2013 Chevrolet Avalanche
  • 2013 Chevrolet Captiva Sport
  • 2013 Chevrolet Express 1500
  • 2013 Chevrolet Express 2500
  • 2013 Chevrolet Express 3500
  • 2013 Chevrolet Express 4500
  • 2013 Chevrolet Impala
  • 2013 Chevrolet Silverado 1500
  • 2013 Chevrolet Suburban 1500
  • 2013 Chevrolet Suburban 2500
  • 2013 Chevrolet Tahoe
  • 2013 Chevrolet Traverse
  • 2013 GMC Acadia
  • 2013 GMC Savana
  • 2013 GMC Savana 1500
  • 2013 GMC Savana 2500
  • 2013 GMC Savana 3500
  • 2013 GMC Sierra 1500
  • 2013 GMC Sierra 2500 HD
  • 2013 GMC Sierra 3500 HD
  • 2013 GMC Sierra Hybrid
  • 2013 GMC Yukon
  • 2013 GMC Yukon Hybrid
  • 2013 GMC Yukon XL
  • 2013 GMC Yukon XL 1500
  • 2013 GMC Yukon XL 2500
  • 2014 Buick Enclave
  • 2014 Chevrolet Captiva Sport
  • 2014 Chevrolet Express 1500
  • 2014 Chevrolet Express 2500
  • 2014 Chevrolet Express 3500
  • 2014 Chevrolet Express 4500
  • 2014 Chevrolet Impala
  • 2014 Chevrolet Impala Limited
  • 2014 Chevrolet Silverado 1500
  • 2014 Chevrolet Silverado 2500 HD
  • 2014 Chevrolet Silverado 3500 HD
  • 2014 Chevrolet Suburban 1500
  • 2014 Chevrolet Suburban 2500
  • 2014 Chevrolet Tahoe
  • 2014 Chevrolet Traverse
  • 2014 GMC Acadia
  • 2014 GMC Savana
  • 2014 GMC Savana 1500
  • 2014 GMC Savana 2500
  • 2014 GMC Savana 3500
  • 2014 GMC Sierra 1500
  • 2014 GMC Sierra 2500 HD
  • 2014 GMC Sierra 3500 HD
  • 2014 GMC Yukon
  • 2014 GMC Yukon XL
  • 2014 GMC Yukon XL 1500
  • 2015 Buick Enclave
  • 2015 Chevrolet Captiva Sport
  • 2015 Chevrolet Express 2500
  • 2015 Chevrolet Express 3500
  • 2015 Chevrolet Express 4500
  • 2015 Chevrolet Impala
  • 2015 Chevrolet Impala Limited
  • 2015 Chevrolet Traverse
  • 2015 GMC Acadia
  • 2015 GMC Savana
  • 2015 GMC Savana 2500
  • 2015 GMC Savana 3500
  • 2016 Buick Enclave
  • 2016 Chevrolet Express 2500
  • 2016 Chevrolet Express 3500
  • 2016 Chevrolet Express 4500
  • 2016 Chevrolet Impala
  • 2016 Chevrolet Impala Limited
  • 2016 Chevrolet Traverse
  • 2016 GMC Acadia
  • 2016 GMC Savana
  • 2016 GMC Savana 2500
  • 2016 GMC Savana 3500
  • 2017 Buick Enclave
  • 2017 Chevrolet Express 2500
  • 2017 Chevrolet Express 3500
  • 2017 Chevrolet Traverse
  • 2017 GMC Acadia
  • 2017 GMC Acadia Limited
  • 2017 GMC Savana
  • 2017 GMC Savana 2500
  • 2017 GMC Savana 3500
  • 2018 Chevrolet Express 2500
  • 2018 Chevrolet Express 3500
  • 2018 GMC Savana
  • 2018 GMC Savana 2500
  • 2018 GMC Savana 3500
  • 2019 Chevrolet Express 2500
  • 2019 Chevrolet Express 3500
  • 2019 GMC Savana
  • 2019 GMC Savana 2500
  • 2019 GMC Savana 3500
  • 2020 Chevrolet Express 2500
  • 2020 Chevrolet Express 3500
  • 2020 GMC Savana
  • 2020 GMC Savana 2500
  • 2020 GMC Savana 3500
  • 2021 Chevrolet Express 2500
  • 2021 Chevrolet Express 3500
  • 2021 GMC Savana
  • 2021 GMC Savana 2500
  • 2021 GMC Savana 3500
  • 2022 Chevrolet Express 2500
  • 2022 Chevrolet Express 3500
  • 2022 GMC Savana 2500
  • 2022 GMC Savana 3500
  • 2023 Chevrolet Express 2500
  • 2023 Chevrolet Express 3500
  • 2023 GMC Savana 2500
  • 2023 GMC Savana 3500

Specifications & Details


Harness Features
Main Harness Function
Connect/Install an Aftermarket Car Stereo
Promotions
Deals
10% off Sitewide
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

GM18B

Weight:

0.25lbs

Internal SKU:

gm18b

Internal Product ID:

14896

Customer Ratings & Reviews



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



Durability
5
Value
5
Features
5
Design
5
Usability
5

Customer Reviews

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Fits perfect

Easy to install. Would recommend to purchase by anyone. Great price

By RA on September 23, 2020

23

found this helpful.

By Ernest on November 16, 2023 Checkmark Icon Verified purchase

16

found this helpful.

By Greg on April 22, 2024 Checkmark Icon Verified purchase

7

found this helpful.

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