Chevrolet Sonic Repair Manual: Cylinder Head Installation
Special Tools
EN-45059 Torque Angle Sensor Kit
For equivalent regional tools, refer to Special Tools.
- Clean the sealing surfaces.
- Inspect for plane surface.
- Cylinder block, cylinder head
- Straight-edge, feeler gauge
Caution:
Refer to Fastener Caution.
Caution:
Refer to Torque-to-Yield Fastener Caution.
Note:
Note the correct tightening sequence.
- First pass to 25 Y (18 lb ft)
- Second pass to 90°
- Third pass to 90°
- Fourth pass to 90°
- Fifth pass to 45°
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 Tool ...
Cylinder Head Removal
Loosen the 12 cylinder head bolts in the sequence as shown. Use the following
procedure:
Loosen the cylinder head bolts 90 degrees.
Loosen the cylinder head bolts 180& ...
Other materials:
Cargo Cover (Hatchback)
Warning: An unsecured cargo cover could strike people in a sudden
stop or turn, or in a crash. Store the cargo cover securely or remove it from
the vehicle.
The cargo cover can be used to cover items in the rear of the vehicle.
To remove the cargo cover:
Remove both of the cords fr ...
Charge Air Cooler Replacement
Charge Air Cooler Replacement
Callout
Component Name
Preliminary Procedures
Disconnect the negative battery cable. Refer to Battery Negative
Cable Disconnection and Connection.
Raise and properly support the vehicle. Refe ...
Evaporative Emission Canister Purge Solenoid Valve Replacement
Evaporative Emission Canister Purge Solenoid Valve Replacement
Callout
Component Name
1
Purge Pipe Fittings (Qty: 2)
Procedure
Disconnect the vacuum lines quick connect fitting from the evaporative
emission ca ...
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