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:
Lockout Protection
If the driver side power door lock switch is pressed when the driver door is
open and the key is in the ignition, all of the doors will lock and then the driver
door will unlock.
If Unlocked Door Anti Lockout is turned on and: the vehicle is off, the driver
door is open, and door locking is r ...
Parking
If the vehicle has a manual transmission, before getting out of the vehicle,
move the shift lever into R (Reverse) if parking on a downhill slope. On a level
surface or an uphill slope, use 1 (First) gear. Firmly apply the parking brake.
Turn the wheels toward the curb for a downhill slope, or ...
Cooling Fan Description and Operation (LWE, LUW)
System Overview
The engine cooling fan system is composed of one cooling fan, 2 relays, the engine
control module (ECM), and the associated wiring. The cooling fan assembly includes
1 resistor mounted in the cooling fan shroud. The cooling fan resistor may be a
stand alone compon ...
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