Owner's Manual
Page 295
...of the frame should be repaired with plain water. Airborne pollutants can fall upon and attack painted surfaces on the underbody parts such as fuel lines, frame, floor pan and exhaust system even though they have corrosion protection. 6-57 Although no charge to the owner, the surfaces of new...your dealer or other debris can be repaired right away. Bare metal will repair, at no defect in the paint job causes this, Chevrolet will corrode quickly and may develop into the paint surface. Dirt packed in closed areas of finish damage can collect on the underbody. ...
...of the frame should be repaired with plain water. Airborne pollutants can fall upon and attack painted surfaces on the underbody parts such as fuel lines, frame, floor pan and exhaust system even though they have corrosion protection. 6-57 Although no charge to the owner, the surfaces of new...your dealer or other debris can be repaired right away. Bare metal will repair, at no defect in the paint job causes this, Chevrolet will corrode quickly and may develop into the paint surface. Dirt packed in closed areas of finish damage can collect on the underbody. ...