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:
Immobilizer Light
The immobilizer light should come on briefly as the engine is started. If it
does not come on, have the vehicle serviced by your dealer. If the system is working
normally, the indicator light turns off.
If the light stays on and the engine does not start, there could be a problem
with the i ...
Heater Core Replacement
Heater Core Replacement
Callout
Component Name
Preliminary Procedures
Remove the Heater and Air Conditioning Evaporator and Blower Module.
Refer to Heater and Air Conditioning Evaporator and Blower Module Removal
and Inst ...
Valve Stem Oil Seal and Valve Spring Replacement
Special Tools
207649 Rod Hairpin Clips
547324 Flange Screws
EN-840 Pliers / Remover
EN-958 Installer
EN-45059 Angle Meter
EN-50717 Kit
J-43649?E Rods
For equivalent regional tools, refer to Special Tools.
Removal Procedure
Remove the spark plugs. Refer to Spark ...
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