There have been multiple recalls affecting the 2000 GMC Sierra 1500. The most recently announced recall concerned the exterior lighting system and was announced in 2009.
The 2009 recall affected more than 42,000 vehicles, according to a recall index compiled by AutoMD.com. Before that recall, the next most recent recall announced was an equipment recall that affected 175 vehicles. The two largest vehicle recalls were for brake-system hydraulics and affected more than a million vehicles each. These recalls were issued in 2000 and 2005.
A complete list of vehicle recalls for the 2000 GMC Sierra can be found at AutoMD.com and Cars.com. The Cars.com page also provides instructions for owners of potentially affected vehicles.