Protection Of Door Lock Switches During Window Tint Installation - keywords aftermarket cycle cycling down glass inop inoperative int intermittent moisture unlock up water

The following diagnosis might be helpful if the vehicle exhibits the symptom(s) described in this PI.

Numerous door lock switches have been returned to the Warranty Parts Center for the complaint of "door lock inoperative" or "door locks cycling" where the root cause was determined to be moisture intrusion into the door lock switch. Further investigation indicated that many of the returned switches came from vehicles that had accessory window tinting installed.

Note: When using water on the inside of the window to apply the window tinting film to make the tint easier to manipulate be sure to protect the inside switches. Use care when squeeging out the water to remove air bubbles. If the switches are not properly protected during the squeegee process, excess water can enter and uprotected door lock switch causing the switch to become inoperative.

During the installation of window tinting film, Please protect the door lock and window switches to ensure that excess water from the installation process does not enter the switches.

Please follow this diagnostic or repair process thoroughly and complete each step. If the condition exhibited is resolved without completing every step, the remaining steps do not need to be performed.