Your 1990 GMC P3500 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 Alternator Extension Harness you desperately need.
We currently carry 1 Alternator Extension Harness to choose from for your 1990 GMC P3500, and our inventory prices range from as little as $7.49.
On top of low prices, Advance Auto Parts offers 1 different trusted brands of Alternator Extension Harness for the 1990 GMC P3500. We only sell parts from trusted brands like Dorman 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 Alternator Extension Harness stock in-person!