GMC 3500hd - NHTSA record changes https://plaincars.com/make/gmc-3500hd New NHTSA complaints and recalls filed for the GMC 3500hd. en-us Sun, 18 Oct 2026 06:35:49 GMT New NHTSA complaint: STRUCTURE:BODY https://plaincars.com/make/gmc-3500hd https://plaincars.com/make/gmc-3500hd#complaint-1995703 Fri, 31 May 2024 00:00:00 GMT Unknown- the Tailgate opened on the truck.