Removal Procedure

WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Locating Front & Rear Floor Panel Exhaust Heat Shield & Nuts

Courtesy of GENERAL MOTORS CORP.

Remove the catalytic converter. Refer to Catalytic Converter Replacement (With LU3) or Catalytic Converter Replacement (With V8 Engine) or Catalytic Converter Replacement (With LMM) .
If vehicle has a regular cab, remove the exhaust heat shield nuts.
Remove the exhaust front heat shield (1) and/or the rear exhaust heat shield (2) from the studs.

Fig 2: View Of Front & Rear Floor Panel Exhaust Heat Shield & Nuts

Courtesy of GENERAL MOTORS CORP.

If vehicle has extended cab, remove the exhaust heat shield nuts.
Remove the exhaust front heat shield (1) and/or the rear exhaust heat shield (2) from the studs.

Fig 3: Identifying Front & Rear Floor Panel Exhaust Heat Shield & Nuts

Courtesy of GENERAL MOTORS CORP.

If vehicle has a crew cab, remove the exhaust heat shield nuts.
Remove the exhaust front heat shield (1) and/or the rear exhaust heat shield (2) from the studs.