Chevrolet Sonic manuals

Chevrolet Sonic Repair Manual: Engine Block Disassemble


    Remove the cylinder head locating (1, 2).
  1. Remove the cylinder head locating (1, 2).

  2. Remove the oil pressure switch (1).

  3. Remove the knock sensor bolt (2) and the knock sensor (1).
  4. Clean the thread.

  5. Remove the oil flow check valve (1).

  6. Remove the oil pressure relief valve closure bolt (1) and the oil pressure relief valve.

  7. Remove the piston (1) and spring (2) from the oil pressure relief valve closure bolt (3).
  8. Clean and inspect the components. Refer to Engine Block Cleaning and Inspection.
  9. Clean the thread.

  10. 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:

DIC Menu Items
Press MENU to view the DIC menus. Some items display in the upper display area, some in the lower display area, and others use both the upper and lower display areas. Use to scroll through the menu items. Not all items are available on every vehicle. The following is a list of all possible ...

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 degrees. Note: Do not damage the guide sleeves (4) and (5). R ...

Oil Pump Replacement
Removal Procedure Remove the engine front cover. Refer to Engine Front Cover with Oil Pump Replacement. Remove the 8 oil pump cover bolts (1). Remove the oil pump cover (2). Warning: Before removing the spring, cover the spring with ...

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