Owner's Manual
Page 304
...collect. Although no defect in the paint job causes this, GM will repair, at no charge to restore corrosion protection. Finish Damage Any stone chips, fractures or deep scratches in your GM dealer. If these materials from the underbody with touch-up materials available from your GM dealer...'s body and paint shop. At least every spring, flush these are not removed, corrosion and rust can develop on the ...
...collect. Although no defect in the paint job causes this, GM will repair, at no charge to restore corrosion protection. Finish Damage Any stone chips, fractures or deep scratches in your GM dealer. If these materials from the underbody with touch-up materials available from your GM dealer...'s body and paint shop. At least every spring, flush these are not removed, corrosion and rust can develop on the ...