GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
2009
🢒
Sierra - 2WD
🢒
Engine
🢒
Engine Exhaust
🢒 Exhaust Seal Replacement
Exhaust Seal Replacement With V8 Engine
Removal Procedure
Remove the catalytic converter. Refer to
Catalytic Converter Replacement
.
Remove and discard the appropriate exhaust seal (1 or 2). (1500 series shown, 2500 series similar).
Installation Procedure
Install the NEW appropriate exhaust seal (1 or 2). (1500 series shown, 2500 series similar).
Install the catalytic converter. Refer to
Catalytic Converter Replacement
.
Exhaust Seal Replacement With ZW9 Cab Chassis
Removal Procedure
Remove the left catalytic converter, if required. Refer to
Catalytic Converter Replacement - Left Side
.
Remove the exhaust manifold pipe, if required. Refer to
Exhaust Manifold Pipe Replacement
.
Remove and discard the appropriate exhaust seal (1) or gasket (2).
Installation Procedure
Install the NEW appropriate exhaust seal (1) or gasket (2).
Install the exhaust manifold pipe, if required. Refer to
Exhaust Manifold Pipe Replacement
.
Install the left catalytic converter, if required. Refer to
Catalytic Converter Replacement - Left Side
.