GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2007 🢒 HHR 🢒 Body Systems 🢒 Wipers and Washers 🢒 Wiper/Washer Schematics
Figure 1:

Front Wiper/Washer Control
Object Number: 1769440 Size: FS
Master Electrical Component List
Wiper/Washer System Description and Operation (Front)
Control Module References
Rear Wiper/Washer Control
Body Control Module - RUN/CRANK and HVAC Relays, I/P IGN, BCM3, WPR, AIR BAG, EPS/STR WHL CNTRL and HVAC/IP IGNITION Fuses
Underhood Fuse Block - B+ Bus
G109
Figure 2:

Rear Wiper/Washer Control
Object Number: 1769447 Size: FS
Master Electrical Component List
Wiper/Washer System Description and Operation (Front)
Control Module References
Front Wiper/Washer Control
Underhood Fuse Block - B+ Bus
Dimmer Switch, Radio, Hazard, Fog Lamp, Steering Wheel Controls and Rear Wiper/Washer Switches
G109
G402
G201, G203