CTS V8-5.7L VIN P (2004)
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Headliner: Service and Repair
Cardboard Insulator Headliner Replacement
Cardboard Insulator Headliner Replacement
Removal Procedure
1. Remove the headliner. Refer toHeadlining Trim Panel Replacement (See: Headlining Trim Panel Replacement) .
Notice: Use care when removing the cardboard roof insulator. Excessive pressure can cause dents in the roof panel.
2. Starting in one corner of the cardboard, pulling downward, cut the adhesive beads (1) using a sharp putty knife or equivalent.
Important: It is not necessary to remove all of the old adhesive from the roof panel.
3. Cut off the majority of the loose adhesive beads.
4. Remove the cardboard roof insulator.
Installation Procedure
Important: Installation of a new cardboard roof insulator is necessary to ensure the acoustical integrity of the roof system. Use adhesive
GM P/N 12378192.
1. Apply 6 mm (1/4 in) to 11 mm (1/2 in) high (2) beads of adhesive 15 mm (5/8 in) wide (1).
2. Apply the adhesive in the locations marked on the cardboard insulator (1).
Important: The cardboard roof insulator must be installed within five minutes of adhesive application.
3. Place the cardboard roof insulator to the inner roof panel.
Important: Gluing the headliner to the cardboard roof insulator during installation is not required.
4. Install the headliner. Refer toHeadlining Trim Panel Replacement (See: Headlining Trim Panel Replacement) .