Chevrolet Sonic Repair Manual: Engine Coolant Thermostat Housing Installation
- Clean sealing surface.
- Install a NEW engine coolant thermostat housing seal.
- Install the engine coolant thermostat housing (2).
- Install the 4 engine coolant thermostat housing bolts (3) and tighten to
2 Y (18 lb in)
.
- Tighten the 4 engine coolant thermostat housing bolts to 8 Y (71 lb in)
in sequence (1?E?E?E).
- Install the engine coolant thermostat housing retainer (1).
- Install the engine coolant thermostat housing retainer nut (4) and tighten
to 6 Y (53 lb in)
.
Caution:
Refer to Engine Coolant Thermostat Housing Caution.
Caution:
Refer to Fastener Caution.
Note:
Screw in the 4 bolts until the engine coolant thermostat housing is in contact with the cylinder head.
Caution:
Following the proper fastener tightening sequence and torque is essential. Failure to do so may fracture the thermostat housing.
Engine Coolant Thermostat Replacement (LUW)
Removal Procedure
Warning: Refer to Battery Disconnect Warning.
Disconnect the battery negative cable. Refer to Battery Negative Cable
Disconnection and Connection.
D ...
Radiator
...
Other materials:
Engine Flywheel Replacement
Engine Flywheel Replacement
Callout
Component Name
Preliminary Procedure
Remove the clutch pressure and driven Plate . Refer to Clutch Pressure
and Driven Plate Replacement.
Special Tools
EN-652 Flywheel Holder
...
Turbocharger Oil Feed Pipe Replacement
Removal Procedure
Open the hood.
Disconnect battery negative cable. Refer to Battery Negative Cable Disconnection
and Connection.
Remove the exhaust manifold heat shield. Refer to Exhaust Manifold Heat
Shield Replacement.
Remove the turbocharger oil feed p ...
Secondary Air Injection Pump Replacement
Secondary Air Injection Pump Replacement
Callout
Component Name
1
Secondary Air Injection Pump Inlet Pipe
Note: Squeeze the retainer on opposite sides to release.
2
Secondary ...
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