Removal Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Remove the exhaust manifold pipe, if necessary. Refer to Exhaust Manifold Pipe Replacement (6.0L, 6.6L, and 8.1L Engines) .
Remove the catalytic converter, if necessary. Refer to Catalytic Converter Replacement (4.3L, 4.8L, and 5.3L Engines) or Catalytic Converter Replacement (6.0L and 8.1L Engines) or Catalytic Converter Replacement (6.6L Engine) .
Remove the exhaust front heat shield nuts.

Fig 1: Exhaust Front Heat Shield
Courtesy of GENERAL MOTORS CORP.
Remove the exhaust front heat shield from the studs.

Fig 2: Exhaust Heat Shield (Regular Cab Pick-Up Truck)

Courtesy of GENERAL MOTORS CORP.

If vehicle is a regular cab pick-up truck, remove the exhaust heat shield nuts.
Remove the exhaust front heat shield (1) and/or the exhaust heat shield (2) from the studs.

Fig 3: Exhaust Heat Shield (Extended Cab Pick-Up Truck)

Courtesy of GENERAL MOTORS CORP.

If vehicle is a extended cab pick-up truck, remove the exhaust heat shield nuts.
Remove the exhaust heat shield (1, 2) from the studs.

Fig 4: Exhaust Heat Shield (Crew Cab Pick-Up Truck)

Courtesy of GENERAL MOTORS CORP.

If vehicle is a crew cab pick-up truck, remove the exhaust heat shield nuts.
Remove the exhaust heat shields from the studs.