2003 Matrix XRS 2WD Wiper Motor Service and Repair Guide - Page 7104
7. INSTALL REAR WIPER MOTOR GROMMET
a. Install the rear wiper motor grommet as shown in the illustration.
8. INSTALL REAR WIPER MOTOR ASSY
a. Install the rear wiper motor assy with 3 bolts.
Torque: 5.5 N.m (56 kgf.cm, 49 in.lbf)
b. Install the rear wiper motor & bracket with 3 screws.
c. Connect the connector.
d. Install the junction switch with nut.
e. Connect the 2 rear defogger connectors.