Operation CHARM: Car repair manuals for everyone.

Heat Shield: Service and Repair

Heat Shield-Catalytic Converter and Muffler
1. Raise the vehicle.
2. Inspect the catalytic converter and muffler for loose or missing heat shields.





3. Install worm clamps for heat shields that are loose.
^ Use one of the following clamps: FOTZ-5A231-A or W705949-S300.
^ Trim off the excess ear of the worm clamp.
4. If the heat shields are missing, install new heat shields. If new heat shields are not available, install a new catalytic converter.
5. Lower the vehicle.