Section A - Gutter
NOISE FROM REAR EDGEThis section describes how to repair noise caused by the gutter.
A1
RATTLING NOISE
Occurs:
^ Usually heard from the rear edge of the sunroof.
ANALYSIS METHOD:
^ Increase tire pressure to the maximum permitted pressure for the tire type fitted on the car.
^ Drive car on an uneven road surface and attempt to determine whether the noise is high or low frequency.
^ Open the rear edge of the sunroof and check the thickness of the two felt tapes at the gutter.
REDUCTION OF HIGH FREQUENCY NOISE:
- Remove sunroof.
- Unscrew the two screws (A) on each side retaining the gutter.
- Install new, thicker tape sections of the same size (B) (P/N 6812838-8) over the existing tape.
REDUCTION OF LOW FREQUENCY NOISE:
- Open rear edge of sunroof to Tilt position and twist the front edge of the gutter up by hand at several points. Begin from the center of the gutter.
OTHER:
- Reduce pressure in the tires. (Excessive tire pressure can cause vibration end rattles).
- Test drive and check that the noise has stopped.
- Repeat procedure if required.