Chevrolet Sonic Repair Manual: Case Porosity Repair
Some external leaks are caused by case porosity in non-pressurized areas.
- Thoroughly clean the area to be repaired with a cleaning solvent. Air dry the area.
- Using instructions from the manufacturer, mix a sufficient amount of an epoxy to make the repair.
- Apply the epoxy. A clean, dry soldering acid brush can be used to clean the area and also to apply the epoxy cement. Make certain that the area to be repaired is fully covered.
- Allow the epoxy cement to cure for three hours before assembling the components.
- Repeat the fluid leak diagnosis procedures.
Warning:
Epoxy adhesive may cause skin irritations and eye damage. Read and follow all information on the container label as provided by the manufacturer.
Other materials:
Heater and Air Conditioning Control Replacement
Heater and Air Conditioning Control Replacement
Callout
Component Name
Preliminary Procedures
Remove I/P center bezel. Refer to Instrument Panel Center Molding
Replacement.
Remove front floor shifter bezel. Refer to Front ...
Cylinder Head Cleaning and Inspection
Valve Cleaning and Inspection
Warning: Bodily injury may occur if the cleaning solvent is
inhaled or exposed to the skin.
Note: Do not scratch the valve stem with the wire brush.
Clean the valves of carbon, oil and varnish. Carbon can be remove ...
Fuel Tank Pressure Sensor Replacement
Fuel Tank Pressure Sensor Replacement
Callout
Component Name
Preliminary Procedure
Remove the fuel tank. Refer to Fuel Tank
Replacement.
1
Fuel Tank Pressure Sensor
Procedure
Disco ...
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