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For 1990-2009 cars only

Vertical Lines in Rear Door Outer Panel (Replace Deadener)

Subject:Vertical Lines in Rear Door Outer Panel (Replace Deadener)

Models:2007 Chevrolet Silverado
2007 GMC Sierra
Extended Cab-Rear Doors Only



Condition


Object Number: 1957577  Size: SH

Some customers may comment on the appearance of two vertical lines in the outer panel. The perimeter of the deadener may show up in the outer panel surface when cold. Refer to the illustration above.

Cause

The deadener on the inside of the door contracts and expands differently than the outer panel.

Correction

Replace the deadener following the procedure below.


    Object Number: 1957381  Size: SH

    Important: Be careful not to damage the plastic bezel behind the door handle (1) that accesses one retaining screw. Also be careful when removing the power window switch (2). Remove the switch by pushing forward and lifting from the rear of the switch. Refer to the illustration above.

  1. Remove the door trim following SI.
  2. Remove the water deflector.

  3. Object Number: 1957584  Size: SH
  4. The above illustration shows the deadener to be removed.

  5. Object Number: 1957435  Size: SH

    Important: Do not twist the putty knife when removing the deadener.

  6. The deadener can be collapsed by tapping on the center. After you have collapsed the center you can lay a putty knife under the deadener and pry it off the door. Refer to the illustration above. After the center has been removed, a mallet may be needed to tap on the putty knife to remove the outer perimeter of the deadener.

  7. Object Number: 1957436  Size: SH
  8. Remove most of the deadener until it is smooth. Refer to the illustration above.
  9. Vacuum out the bottom of the door.
  10. Apply the new deadener to the outer panel in the old location.
  11. Reinstall the water deflector and door trim following SI.

Parts Information

Part Number

Description

25875532

Deadener

Warranty Information

For vehicles repaired under warranty, use:

Labor Operation

Description

Labor Time

A9917*

Deadener Removal

0.8 hr

*This labor operation number is for bulletin use only. This number will not be published in the Labor Time Guide.