| • | The sealers | 
| • | The sound deadeners | 
| • | The anti-corrosion materials | 
Important: Do not damage any of the inner panels or reinforcements. Drill through the wheel house panel only.
Important: In any area with excess damage, space the plug weld holes every 40 mm (1.6 in) apart.
Important: Prior to refinishing, refer to publication GM 4901M-2001 GM Approved Refinish Materials for the recommended products. Do not combine the paint systems. Refer to the paint manufacturer's recommendations.
| • | The sound deadening materials | 
| • | An approved anti-corrosion primer | 
| • | The sealers and refinish as necessary |