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:
Battery Load Management
The vehicle has Electric Power Management (EPM) that estimates the battery's
temperature and state of charge. It then adjusts the voltage for best performance
and extended life of the battery.
When the battery's state of charge is low, the voltage is raised slightly to
quickly bring t ...
Front Floor Console Bracket Replacement
Front Floor Console Bracket Replacement
Callout
Component Name
Preliminary Procedure
Remove the left front floor console extension panel. Refer to Front Floor
Console Extension Replacement - Left Side.
1
...
Drum Brake Adjusting Hardware Inspection
Warning: Refer to Brake Dust Warning.
Visually inspect the adjuster actuator spring (1) for the following conditions:
Excessive stretching
Excessive bending
Excessive corrosion
Broken
Missing
If any of the conditions listed were found, the adjuster actu ...
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