Chevrolet Sonic Repair Manual: Air Conditioning System Seal Replacement

Chevrolet Sonic Repair Manual / HVAC / Cooling / Air Conditioning System Seal Replacement

Removal Procedure

Disassemble the A/C refrigerant components. Refer to the appropriate repair procedure.

Note:

Cap or tape the open A/C refrigerant components immediately to prevent system contamination.

Cap or tape the A/C refrigerant components.

Remove the sealing washer (1) from the A/C refrigerant component.
Inspect the seal washer for signs of damage to help determine the root cause of the failure.
Inspect the A/C refrigerant components for damage or burrs. Repair if necessary.

Note:

DO NOT reuse sealing washer.

DISCARD the sealing washer.

Installation Procedure

Note:

Flat washer type seals do not require lubrication.

Inspect the new sealing washer for any signs of cracks, cuts, or damage.
Do not use a damaged sealing washer.
Remove the cap or tape from the A/C refrigerant components.

Using a lint-free clean, dry cloth, clean the sealing surfaces of the A/C refrigerant components.
Carefully install the NEW sealing washer (1) onto the A/C refrigerant component.
The sealing washer (1) must completely bottom against the surface of the fitting.

Note:

After tightening the A/C components, there should be a slight sealing gap of approximately 1.2 mm (3/64 in) between the A/C line and the A/C component.

Assemble the remaining A/C refrigerant components. Refer to the appropriate repair procedure.

Air Conditioning Refrigerant Service Valve Core Replacement

Special Tools GE-39400-A Halogen Leak Detector GE-46246 Valve Core Removal Tool For equivalent regional tools, refer to Special Tools. Removal Procedure Recover the refrigerant ...

Air Inlet Assembly Replacement

Air Inlet Assembly Replacement Callout Component Name Preliminary Procedures Remove the Heater and Air Conditioning Evaporator and ...

Other materials:

Brake Pedal Position Sensor Calibration
Calibration Criteria Note: Do not apply the brake pedal during the brake pedal position sensor calibration procedure. Any movement of the brake pedal during this procedure will cause the calibration procedure to fail. If this occurs, the brake pedal position sensor calibrati ...

Rear Wheel Bearing and Hub Replacement (Disc Brake)
Special Tools EN–45059 Angle Meter For equivalent regional tools, refer to Special Tools. Removal Procedure Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle. Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and Insta ...

Cylinder Head Disassemble
Special Tools EN-840 Pliers/Remover EN-8062 Valve Spring Compressor EN-8062-5 Adapter EN-50717-2 Compressor Assembly of EN-50717 Kit For equivalent regional tools, refer to Special Tools. Install the EN-50717?E assembly (1) to the EN-8062 compressor (4). Install the E ...

0.2652