Sound Proofing / Insulation: Service and Repair

2005 Chevrolet Optra (CANADA) L4-2.0LSECTION Service and Repair



Sound Barrier Replacement

Removal Procedure





1. Remove the seats and carpet.

2. Remove all trim panels.

3. Peel off the damaged deadener with a steel spatula, carefully remove deadener.

Installation Procedure

1. Before applying the deadener, thoroughly clean and dry the areas to be applied.





Important:
Avoid the parts mounting holes and service holes.


2. Note the areas on the panels to apply the deadener.

3. Heat the surface of deadener with a torch or heating gun until it adheres itself.

Important:
Be careful not to burn the composite parts when heating.


Important:
In order to take full advantage of the deadener, its face must adhere and contact the panels perfectly.


4. Push and adhere to the panel with a rubber spatula.

5. Install all trim panels.

6. Install seats and carpet.

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.