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:
Engine Cover Replacement
Engine Cover Replacement
Callout
Component Name
1
Engine Cover
Procedure
Use a suitable tool to first unclip the front of the cover, then rotate
the cover backward and pull upward to remove.
...
Front End Upper Tie Bar Replacement
Front End Upper Tie Bar Replacement
Callout
Component Name
Preliminary Procedures
Disable the SIR system. Refer to SIR Disabling and Enabling.
Remove the front fascia. Refer to Front Bumper Fascia Replacement.
Rem ...
Evaporative Emission Canister Replacement (Steel Tank)
Removal Procedure
Remove the evaporative emission canister bracket fasteners (1).
Disconnect the purge solenoid valve electrical connector (1).
Disconnect the evaporative emission canister vent hose (2).
Disconnect the evaporative emission c ...
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