GM Service Manual Online
For 1990-2009 cars only

Measuring point for windscreen wiper arms:

NEED GRAHPIC

Upper edge of water deflector (rubber lip) to wiper arm attachment point.

Note: Position the wiper arm to the basic setting.

  1. Driver side approximately 6.5 cm (2.6 in)
  2. Passenger side approximately 8.5 cm (3.3 in).