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Utilize your trailer wiring harness to power other devices through the custom designed adapter that converts a 7 pin trailer harness to a 12 Volt power outlet. The 7 pin round to 4 pin flat adapter allows for easy connection of trailer wiring harnesses that only require the standard 4 pin connector.
Order today and save $6.25 on this brand new Trailer Wiring Harness Adapter 7 pin to 12 Volt Auxiliary Adapter (12497781) for your 2015 GMC Sierra!
The Trailer Wiring Harness Adapter 7 pin to 12 Volt Auxiliary Adapter (Towing Electrical - Part No: 12497781) shown here, is a genuine GMC replacement part designed for the 2015 GMC Sierra , which is equipped with a engine and . All of the items featured on our online catalog are OEM products that have been tested to ensure reliability and are backed by a nationwide GMC warranty.
Need more info? Give us a call at 855-417-1983 to speak to one of our certified GMC technicians