90 Quattro 20V (Canada) L5-2309cc 2.3L DOHC (7A) (1989)
Sunroof / Moonroof Windguard: Adjustments
Sunroof wind deflector, adjusting
To prevent the sunroof wind deflector from making a buffeting noise during driving with the sunroof fully open, do the following:
Open sunroof and remove wind deflector
On both wind deflector hinges,
Slide plastic clip (arrow) on deflector to side and remove
Slide hinge assembly oft wind deflector hinge pin
On both wind deflector hinge pins,
Bend hinge pin (arrow) down 2mm (5/64 in.) closer to surface of wind deflector
Reinstall hinge assemblies
Reinstall wind deflector