Hello All Ok Here's My Problem Not Really A Problem Just Have Not Found A Answer Yet My Brother Has A 2008 GMC Sierra And I Want To Do A Hid Headlight Conversion But Wanted To Find Out If The GMC Is CAN BUS or not I own a 05 Ram 1500 And Its CAN BUS And Requires resistors on high low beam to prevent The Strobing Effect Iv Done Been through all this with my trucks hid conversion I just want to confirm one way or the other me id prefer them to not be CAN BUS but like iv said iv done been through this issue with my truck I need to know Yes Or no On CAN BUS so I will know resistors or not Thanks For Your Help In Advance