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:
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Tread Wear Indicators Description
The original equipment tires have tread wear indicators that show when you should
replace the tires.
The location of these indicators are at 60 degree intervals around the outer
diameter of the tire. The indicators appear as a 6 mm (0.25 in) wide band when the
tire trea ...
Front Wheelhouse Liner Inner Front Extension Replacement (Left SIde)
Front Wheelhouse Liner Inner Front Extension Replacement
Callout
Component Name
Preliminary Procedure
Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and
Installation.
1
Fron ...
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