TrailBlazer 2WD L6-4.2L VIN S (2003)
Heat Shield: Service and Repair
Exhaust Manifold Heat Shield
Exhaust Manifold Heat Shield Replacement
Removal Procedure
1. Remove the air cleaner resonator outlet duct.
2. Remove the transmission filler tube stud nut from the A.I.R. adapter and move the filler out of the way.
3. Remove the oil level indicator tube.
4. Remove the oxygen sensor from the exhaust manifold.
5. Remove the 4 manifold heat shield nuts and remove the heat shield.
Installation Procedure
