Chevrolet Sonic Repair Manual: Engine Coolant Thermostat Replacement (LUW)
- Removal Procedure
-
- Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection.
- Drain the coolant. Refer to Cooling System Draining and Filling.
- Disconnect the engine wiring harness connector (1) and retainers (2).
- Remove the wiring harness bracket nut (3) and bracket (4).
- If equipped, disconnect the thermostat heating element sensor (1) and remove the radiator inlet hose (2).
- Remove the thermostat housing retaining bolts (1).
- Remove the thermostat (1) and discard the seal (2).
Warning:
Refer to Battery Disconnect Warning.
- Installation Procedure
-
- Fit the thermostat (1) to the thermostat housing using a NEW seal (2).
- Install the thermostat (2) and tighten the thermostat bolts (1) to
10 Y (89 lb in)
.
- Install the radiator inlet hose (2) and connect the thermostat heating element sensor (1).
- Install the wiring harness bracket (4) and tighten the nut (3) to
10 Y (89 lb in)
.
- Connect the engine harness connector (1) and harness retainers (2) to the bracket.
- Refill the engine cooling system. Refer to Cooling System Draining and Filling.
- Connect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection.
- Start the engine and check for coolant leaks.
Caution:
Refer to Fastener Caution.
Engine Coolant Thermostat Replacement (LUV)
Removal Procedure
Drain the cooling system. Refer to Cooling System Draining and Filling.
Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct
Replacement.
...
Engine Coolant Thermostat Housing Installation
Caution: Refer to Engine Coolant Thermostat Housing Caution.
Clean sealing surface.
Install a NEW engine coolant thermostat housing seal.
Install the engine coolant thermosta ...
Other materials:
Compact Spare Tire
Warning
Driving with more than one compact spare tire at a time could result in loss
of braking and handling. This could lead to a crash and you or others could be injured.
Use only one compact spare tire at a time.
If this vehicle has a compact spare tire, it was fully inflated when new; howe ...
Rear Wheelhouse Liner Replacement (Sedan - Left)
Rear Wheelhouse Liner Replacement
Callout
Component Name
Preliminary Procedure
Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and
Installation.
1
Rear Wheelhouse Panel Liner ...
Front Wheel Bearing and Hub Replacement
Special Tools
CH-50559 Wheel Hub/Bearing Remover Kit
For equivalent regional tools, refer to Special Tools.
Removal Procedure
Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
Remove the steering knuckle assembly from the vehicle. Refer to Steering
...
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