Chevrolet Sonic Repair Manual: 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 EN-8062?E adapter (3) to the EN-8062 compressor.
- Install the compressor assembly to the cylinder head, so that the adapter (5)
of the EN-50717?E assembly (1) contacts the valve spring retainer properly
and the EN-8062?E adapter (3) contacts the valve disc (2). Prefix the
EN-8062 compressor (4).
Warning:
Valve springs can be tightly compressed. Use care when
removing the retainers and plugs. Personal injury could result.
- Apply pressure to the EN-50717?E assembly to push down the vale spring
retainer (1) and compress the valve spring (3) until the valve keys (2) are
free from tension. Carefully remove the valve keys.
- Slowly and carefully loosen the EN-50717?E assembly until the valve
spring is entirely expanded.
- Remove the compressor assembly from the cylinder head.
- Remove the valve spring retainer (1) and the valve spring (3).
- Remove and DISCARD the valve stem oil seal (4), using the EN-840
pliers (2).
- Remove the valve (5).
Note:
Ensure that the valve train components are kept together
and identified in order for proper installation in their original position.
- Repeat the procedure with the remaining valves.
- In case of re-using the cylinder head, refer to Cylinder Head Cleaning and
Inspection.
Valve Cleaning and Inspection
Warning: Bodily injury may occur if the cleaning solvent is
inhaled or exposed to the skin.
Note: Do not scratch the valve ste ...
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 h ...
Other materials:
Sunroof Description and Operation (Tilt and Slide)
The Tilt/Slide sunroof consists of a moving glass panel and a manual sunshade.
In the Tilt/Slide sunroof system the rear of the glass tilts up above the roof line
for venting, and slides between the headliner and the roof panel to open fully.
The sunshade is operated by manually pushing or pu ...
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 ...
Transmission Assemble (Gen 2)
Special Tools
3-9506289 Universal Adapter
R-0007758 Holding Fixture
S-9407197 Differential Rotating Tool
S-9407198 Differential Bearing Race Wrench
For equivalent regional tools, refer to Special Tools.
Install the clutch and differential housing assembly (1)
onto ...
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