For 1990-2009 cars

Dust may leak into the vehicle from positions where no water may leak. This happens particularly in the lower portion of the vehicle.

Forward movement of the vehicle can produce a slight vacuum, and it will suck air and dust into the vehicle.

In order to determine the location of dust leaks, perform the following steps:

1. Remove the mats from the floor.
2. Remove the mats from the kick panel.
3. Remove the insulation from the floor.
4. Remove the insulation from the kick panel.
5. Drive the vehicle on a dusty road.
6. Examine the interior.

Dust in the shape of a small cone or slit will usually be found at the point of leakage.

7. Mark the leakage point.

Important: Ensure that the interior of the vehicle is darkened when performing this step.

8. Illuminate the floor and front hood base.
9. Have an assistant mark any points inside of the vehicle where the light shines through.

• | Inspect the weld joints.

• | Inspect the body mounts.

10. Seal any leakage with an air-dry body sealant.