Yes, I have a 2022 GMC 3500HD Dually and everything works. Did you pull your trailer with a GMC/Chevrolet product before? Does your trailer have the Hyrastar Electric over Hydaulic Actuator Module.?
https://www.etrailer.com/Accessories...r/HBA-CAM.html
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Walt and Judy
2019 Mobile Suites 36RS3 #396674
2022 GMC Sierra Denali 3500 DRW 4WD
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