GM Service Manual Online
For 1990-2009 cars only

Important: This system is programmed after one full up and down cycle. This needs to be done when the regulators are replaced.

The following steps explain how to program the side door window regulator motors:

    • Press and hold the power window switch until the window is fully DOWN.
    • Continue holding the power window switch for approximately 3 seconds.
    • Press and hold the power window switch until the window is fully UP.
    • Continue holding the power window switch for approximately 3 seconds.
    • The power window regulator motor is now programmed for the express function.
    • Repeat this process for all of the power windows.