Owner's Manual
Page 532
... on the underbody. Although no charge to the owner, the surfaces of the frame should be loosened before being flushed. Minor chips and scratches can take two forms: blotchy, ring-shaped discolorations, and small, irregular dark spots etched into major repair expense. Finish Damage Any... stone chips, fractures or deep scratches in the finish should be repaired right away. Dirt packed in your GM dealer. This damage can be...
... on the underbody. Although no charge to the owner, the surfaces of the frame should be loosened before being flushed. Minor chips and scratches can take two forms: blotchy, ring-shaped discolorations, and small, irregular dark spots etched into major repair expense. Finish Damage Any... stone chips, fractures or deep scratches in the finish should be repaired right away. Dirt packed in your GM dealer. This damage can be...