Chevrolet Sonic Repair Manual: Engine Block Disassemble
- Remove the cylinder head locating (1, 2).
- Remove the oil pressure switch (1).
- Remove the knock sensor bolt (2) and the knock sensor (1).
- Clean the thread.
- Remove the oil flow check valve (1).
- Remove the oil pressure relief valve closure bolt (1) and the oil pressure relief valve.
- Remove the piston (1) and spring (2) from the oil pressure relief valve closure bolt (3).
- Clean and inspect the components. Refer to Engine Block Cleaning and Inspection.
- Clean the thread.
- Remove the 4 piston oil nozzles (1).
Engine Block Assemble
Install the 4 piston oil nozzles (1).
Caution: Refer to Fastener Caution.
Install the 4 piston oil nozzle bolts (2) and tighten to 25 Y ...
Engine Block Cleaning and Inspection
Special Tools
EN-8087 Cylinder Gauge
For equivalent regional tools, refer to Special Tools.
Clean the sealing material from the gasket mating surfaces (2).
Clean the engine blo ...
Other materials:
Backup Lamp Switch Replacement
Removal Procedure
Disconnect the electrical connector from the backup lamp switch?€‰(1).
Remove the backup lamp switch?€‰(1) from the transmission.
Remove and DISCARD the backup lamp switch washer from the backup lamp
switch.
Installation Proc ...
Front Bumper Fascia Replacement
Front Bumper Fascia Replacement
Callout
Component Name
Preliminary Procedures
Remove the radiator opening upper cover. Refer to Front Opening
Upper Cover Replacement.
Remove the front bumper opening lower cover. Refer to ...
Oil Pump Cleaning and Inspection
Remove the external rotor with the internal rotor.
Visually inspect the components.
Install the external and the internal rotors.
Inspect the axial clearance of the rotors in respect to the control unit
housing upper edge.
Specifications
Permissible measurement is 0.02?E.058 ...
0.0053