Does my 2018 Silverado have locking differential?
Does my 2018 Silverado have locking differential? The G80 automatic locking rear axle is available on most Silverado models, and is standard on LTZ and Z71 versions of the Silverado 1500 and all Silverado 2500 and 3500 HDs. Additionally, it is available on Colorado WT and LT models, and standard on Colorado Z71. It is also standard on Tahoe and Suburban. How does the brake system work on a GMC Sierra? The brake system is a vacuum-controlled system that sends fluid through the brake lines and to the calipers. The fluid is what pushes the caliper to the rotor to...