Not sure which 2001 GMC Sierra Hitch Wiring is right for you? We have over 740 customer reviews, with an average rating of 4.5, to help you find exactly what you're looking for. Here's what some of our customers have said:
"I have been looking for this harness for awhile now. Everyone that I found was over $100. When I saw this one in ordered it right away. It was easy to install (maybe 30 minutes) and worked with no problems." —Jason H from Fort Irwin, CA bought a CURT Fifth Wheel & Gooseneck Wiring Harness for a 2001 GMC Sierra.