Left Front Window Switch Operation
WARNING: This page is about a different car, the 2004 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.
Voltage is applied to the left front window switch through the accessory power relay when the ignition switch is in the RUN or START position. When any of the UP switches in the left front window switch is operated, voltage is applied to the window regulator motor. The window regulator motor is grounded through the down contact in the left front window switch. The motor runs in order to drive up the window. When any of the down switches in the left front window switch is operated, voltage is applied to the window regulator motor in the opposite direction. The window regulator motor is grounded through the UP contact in the left front window switch. The motor runs in order to drive down the window.