2003 GMC Sierra 3500 Radio Wiring Harness

Your 2003 GMC Sierra 3500 might be the best vehicle you’ve ever owned. Or you may just be struggling to keep it highway-approved. No matter the situation, Advance Auto Parts has the Radio Wiring Harness you desperately need.

We currently carry 1 Radio Wiring Harness to choose from for your 2003 GMC Sierra 3500, and our inventory prices range from as little as $16.99.

On top of low prices, Advance Auto Parts offers 1 different trusted brands of Radio Wiring Harness for the 2003 GMC Sierra 3500. We only sell parts from trusted brands like Metra Electronics so that you can find quality parts you can count on.

Have parts delivered straight to your home, or find the nearest Advance Auto Parts store to check out our Radio Wiring Harness stock in-person!

Radio Wiring Harness for Your 2003 GMC Sierra 3500

Metra Electronics – Wire Harness Adapter (into OEM Radio) (Part No.71-1858)

Wire Harness Adapter (into OEM Radio)

from

$16.99
General Motors (21 pin). Plugs into OE radio (power/4-speaker).
See More