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:
Doing Your Own Service Work
Warning
It can be dangerous to work on your vehicle if you do not have the proper
knowledge, service manual, tools, or parts. Always follow owner manual procedures
and consult the service manual for your vehicle before doing any service work.
If doing some of your own service work, use the pro ...
Camshaft Cover Removal
Remove the oil level indicator (1).
Remove the 15 camshaft cover bolts (1).
Remove the camshaft cover (2) and the camshaft cover gasket (3).
...
Fuel Pressure Measurement
Special Tools
EN 34730?E1 Pressure Tester
For equivalent regional tools, refer to Special Tools
Warning: Gasoline or gasoline vapors are highly flammable. A fire
could occur if an ignition source is present. Never drain or store gasoline
or diesel fuel in an open con ...
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