GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2009 🢒 LaCrosse 🢒 Body Systems 🢒 Wipers and Washers 🢒 Wiper/Washer Schematics
Figure 1:

L26
Object Number: 2081230 Size: FS
Figure 2:

LS4
Object Number: 2081239 Size: FS