The clearcoat on the vehicle is typically0.059–0.078-mm(1.5–2-mils[0.0015–0.0020-in]) thick. The clearcoatcontains ultraviolet screeners. Removing more than0.5-mils (0.019-in) of the clearcoat mayresult in early paint failure.
#PI1010: Round Dark Stains on Roof Paint Center Rear Area - (Jun 27, 2013) Emblems/Decals/Paint
Paint Identification Emblems/Decals/PaintSpecial Tools
IllustrationTool Number/DescriptionEL–50334–20Multi-Media Interface Tester (MIT)EL–50334–50USB Cable and Adapter KitEL-48028Digital Radio Test AntennaEL-49903OnStar Antenna Diagnostic Tool Kit ...