Chevrolet Sonic Repair Manual: Catalytic Converter Replacement (LUV)
- Removal Procedure
-
Warning:
Refer to Exhaust Service Warning.
Warning:
Refer to Protective Goggles and Glove Warning.
- Remove the exhaust manifold heat shield. Refer to Exhaust Manifold Heat Shield Replacement.
- Remove the catalytic converter heated oxygen sensor - 1. Refer to Heated Oxygen Sensor Replacement - Sensor 1.
- Remove the catalytic converter to the turbocharger clamp fastener (1) and discard the clamp (2).
- Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
- Remove the drivetrain and front suspension frame skid plate. Refer to Drivetrain and Front Suspension Frame Skid Plate Replacement.
- Remove the exhaust front pipe fasteners (1) and discard the exhaust gasket (2).
- Remove the catalytic converter brace fasteners (1) from the catalytic converter brace (2).
- Remove the catalytic converter.
- Installation Procedure
-
- Install the catalytic converter into the catalytic converter brace (2) and loosely tighten the fasteners (1).
- Install a NEW clamp into the position shown and loosely tighten the clamp fastener (1).
- Install the exhaust front pipe (3) to the catalytic converter with a
NEW gasket (2) and tighten the fasteners (1) to 22 Y (16 lb ft)
.
- Tighten the catalytic converter brace fasteners (1) to 22 Y (16 lb ft)
.
- Install the drivetrain and front suspension frame skid plate. Refer to Drivetrain and Front Suspension Frame Skid Plate Replacement.
- Lower the vehicle.
- Tighten the turbocharge clamp fastener (1) to 13 Y (115 lb in)
.
- Install the exhaust manifold heat shield. Refer to Exhaust Manifold Heat Shield Replacement.
- Install the catalytic converter heated oxygen sensor - 1. Refer to Heated Oxygen Sensor Replacement - Sensor 1.
- Start the engine and check for exhaust leaks.
Caution:
Refer to Fastener Caution.
Catalytic Converter Heat Shield Replacement (LUV)
Catalytic Converter Heat Shield Replacement
Callout
Component Name
Warning: Refer to Exhaust Service Warning.
...
Exhaust Manifold with Catalytic Converter Replacement (LUW)
Exhaust Manifold with Catalytic Converter Replacement
Callout
Component Name
Warning: Refer to Protective Goggles and Glove Wa ...
Other materials:
Engine Component Description
Cylinder Block
The cylinder hollow frame structured in–line 4 cylinder. The block has 5 crankshaft
bearings with the thrust bearing located on the third bearing from the front
of the engine.
Crankshaft
The crankshaft is a steel crankshaft. It is supported ...
Radiator Mounting Stud Repair
Repair Procedure
Note: If the radiator is leaky, replace it. Refer to Radiator
Replacement.
Pressure test the cooling system. Refer to Cooling System Leak Testing.
Grind the fracture surface (1) with a proper tool.
Drill a hole in the cente ...
Engine Front Cover and Oil Pump Disassemble
Engine Front Cover Disassemble
Remove the intake camshaft position sensor bolt (1).
Remove the intake camshaft position sensor (2) and the seal ring (3).
Remove the exhaust camshaft position sensor bolt (6).
Remove the exhaust camshaft posi ...
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