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:
Front Seat Outboard Seat Back Airbag Replacement
Front Seat Outboard Seat Back Airbag Replacement
Callout
Component Name
Warning: Following the deployment of a side impact air bag,
inspect the following parts for damage. Replace these parts if necessary:
...
Battery Negative Cable Replacement
Battery Negative Cable Replacement
Callout
Component Name
Preliminary Procedures
Disconnect the battery current sensor connector.
Remove the battery tray. Refer to Battery Tray Replacement.
1
Bo ...
Camshaft Position Actuator Solenoid Valve Installation
Caution: The camshaft position actuator solenoid valves must be
kept parallel to the engine front cover during removal and installation.
The camshaft position actuator solenoid valves can be damaged if they become
wedged or stuck during this process.
Install the 2̴ ...
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