Chevrolet Sonic Repair Manual: Engine Front Cover and Oil Pump Disassemble
- Engine Front Cover Disassemble
-
- Remove the intake camshaft position sensor bolt (1).
- Remove the intake camshaft position sensor (2) and the seal ring (3).
- Remove the exhaust camshaft position sensor bolt (6).
- Remove the exhaust camshaft position sensor (5) and the seal ring (4).
- Remove the oil pressure relief valve (7, 8 and 9)
- Remove the crankshaft front oil seal (10).
- Oil Pump Removal
-
- Remove the 8 oil pump cover bolts (1).
- Remove the oil pump cover (2).
- Protect the engine front cover edge (1) with a suitable piece of plastic.
- Compress the oil pump slide spring with a screw driver and remove the oil pump slide spring along with the oil pump slide spring pin.
- Remove the oil pump components in the following order:
- Outer oil pump vane ring (1).
- Oil pump vane rotor (3) and the 7 oil pump vanes (2).
- Inner oil pump vane ring (6).
- Oil pump slide (4) and the 2 oil pump slide seals with the 2 oil pump slide seal springs (5).
Warning:
Before removing the spring, cover the spring with a towel to prevent the spring from flying and possibly causing damage or personal injury.
Note:
Position a screw driver between the oil pump slide spring windings (2).
Note:
Mind the installation position of the oil pump components.
Engine Front Cover and Oil Pump Cleaning and Inspection
Engine Front Cover Cleaning Procedure
Clean the engine front cover sealing surface.
Warning: Wear safety glasses when using compressed air in
order to prevent eye injury. ...
Engine Front Cover and Oil Pump Installation
Special Tools
EN-952 Fixing Pin
EN-953-A Fixing Tool
EN-49977-100 Transmitter Disc Fixation
EN-49977-200 Fixing Tool
For equivalent regional tools, refer to Special Tools.
...
Other materials:
Windshield Side Garnish Molding Replacement
Windshield Side Garnish Molding Replacement
Callout
Component Name
Preliminary Procedures
Disable the SIR system, if equipped. Refer to SIR Disabling and Enabling.
1
Windshield Side Garnish Moldi ...
Front Wheel Drive Shaft Replacement
Special Tools
J-45859 Axle Remover
For regional equivalent tools, refer to Special Tools.
Removal Procedure
Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
Remove the front suspension skid plate bolts (1) and the front suspen ...
Radiator Cleaning
Warning: NEVER spray water on a hot heat exchanger. The resulting
steam could cause personal injury.
Caution: The heat exchanger fins are necessary for good heat transfer.
Do not brush the fins. This may cause damage to the fins, reducing heat transfer.
Note: Blow compressed ...
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