1996 Buick Park Avenue Owner's Manual - Page 302

Finish Damage Any stone chips, fractures or deepscratches in the finish should be repaired right away. Bare metal will corrode quickly and maydevelop into a major repair expense. Minor chips and scratches can be repaired with touch-up materials available from your dealer or other service outlets. Larger areas of finish damage can be corrected in your dealer's body and paint shop. Chemical Paint Spotting Some weather and atmospheric conditions can create a chemical fallout. Airborne pollutants canfall upon and attack painted surfaceson your vehicle. This damage can take two forms: blotchy, ringlet-shaped discolorations, and small irregulardark spots etched into the paint surface. Although no defect in the paint causes this, Buick job to will repair, at no charge the owner, the surfaces of new vehicles damaged by this fallout condition within 12 months or 12,000miles (20 000 k ) purchase, m of whichever occurs first. Underbody Maintenance Chemicals used for ice and snow removal and dust control If can collect on the underbody. these are not removed, the accelerated corrosion (rust) can occur on underbody parts such as fuel lines, frame, floor pan and exhaust system even though they have corrosion protection. At least every spring,flush these materials from the underbody with plain water. Clean areas where mud any and other debris can collect. Dirt packed in closed areas of the frame should be loosened before being flushed. Your dealer or an underbody car washing system cando this for you.