For 1990-2009 cars only
Front Side Door Weatherstrip Itch
Symptom:
Itching noise heard at the door window (1) to weatherstrip (1) interface.
Possible Cause:
Door glass (2) rubbing against the weatherstrip (1).
Diagnosis:
Test drive the vehicle, roll the window (2) down so it is just off the weather-strip (1).
Corrective Action:
Apply Krytox weatherstrip lubricant (GM P/N 9985767) to weatherstrip/glass interface. Use Krytox oil only, after application, let stand 30 minutes. Wipe off excess.
Front Side Door Glass Rattle
Symptom:
Rattle coming from the bottom of the door to door glass area when the window is completely up.
Possible Cause:
The window guide stabilizer is not adjusted properly.
Diagnosis:
Close door completely. Push on the bottom of the door glass to check for movement.
Corrective Action:
| • | Adjust the window guide stabilizer. |
| • | The stabilizers should be adjusted to 18.5 mm (0.73 in) from the inner edge of the door to the back of the stabilizer. |
| • | If symptom continues, replace the window guide stabilizer. |
Side Door Sill Plate Buzz
Symptom:
Buzzing sound coming from the lower door area.
Possible Cause:
| • | The side door sill plate is loose and emits a buzzing sound. |
| • | The clips on the sill plate are broken. |
Diagnosis:
Open door, push sill plate back and forth to check for movement.
Corrective Action:
| • | Place foam tape underneath the plate in sensitive areas. |
| • | Replace the sill plate. |
