Black plate (101,1)Cadillac DTS Owner Manual - 2011TiresTo clean the tires, use a stiff brush with tire cleaner.Notice: Using petroleum-based tire dressingproducts on the vehicle may damage the paint finishand/or tires. When applying a tire dressing, alwayswipe off any overspray from all painted surfaces onthe vehicle.Sheet Metal DamageIf the vehicle is damaged and requires sheet metalrepair or replacement, make sure the body repair shopapplies anti-corrosion material to parts repaired orreplaced to restore corrosion protection.Original manufacturer replacement parts will providethe corrosion protection while maintaining the vehiclewarranty.Finish DamageAny stone chips, fractures or deep scratches in thefinish should be repaired right away. Bare metal willcorrode quickly and may develop into major repairexpense.Minor chips and scratches can be repaired withtouch-up materials available from your dealer. Largerareas of finish damage can be corrected in yourdealer's body and paint shop.Underbody MaintenanceChemicals used for ice and snow removal and dustcontrol can collect on the underbody. If these arenot removed, corrosion and rust can develop on theunderbody parts such as fuel lines, frame, floor pan,and exhaust system even though they have corrosionprotection.At least every spring, flush these materials from theunderbody with plain water. Clean any areas wheremud and debris can collect. Dirt packed in close areasof the frame should be loosened before being flushed.Your dealer or an underbody car washing system cando this.Chemical Paint SpottingSome weather and atmospheric conditions can create achemical fallout. Airborne pollutants can fall upon andattack painted surfaces on the vehicle. This damagecan take two forms: blotchy, ring-shaped discolorations,and small, irregular dark spots etched into the paintsurface.Although no defect in the paint job causes this, we willrepair, at no charge to the owner, the surfaces of newvehicles damaged by this fallout condition within12 months or 12,000 miles (20 000 km) of purchase,whichever occurs first.6-101