Chevrolet Sonic Repair Manual: 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.
- Remove the engine coolant temperature sensor connector (1).
- Disconnect the radiator outlet hose connector (2) from the engine coolant thermostat and reposition. Refer to Radiator Outlet Hose Connector Replacement- Engine Side.
- Remove the water inlet pipe mounting fasteners (1).
- Remove the water inlet seal (3) and discard.
- Remove the thermostat (4).
- Installation Procedure
-
- Clean the sealing surface.
- Install the engine thermostat (4) into the water inlet pipe (2) with a NEW seal (3).
- Tighten the water inlet pipe mounting fasteners (1) to 9 Y (80 lb in)
.
- Install the radiator outlet hose connector (2) to the engine coolant thermostat. Refer to Radiator Outlet Hose Connector Replacement- Engine Side.
- Connect the engine coolant temperature sensor connector (1).
- Install the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement.
- Fill the cooling system. Refer to Cooling System Draining and Filling.
- After repairs, inspect cooling system for leaks.
Engine Coolant Thermostat Removal
Caution: Refer to Engine Coolant Thermostat Housing Caution.
Remove the 4 engine coolant thermostat bolts (3).
Remove the engine coolant thermostat assembly ...
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 ...
Other materials:
Wheel Replacement
Replace any wheel that is bent, cracked, or badly rusted or corroded. If wheel
nuts keep coming loose, the wheel, wheel bolts, and wheel nuts should be replaced.
If the wheel leaks air, replace it. Some aluminum wheels can be repaired. See your
dealer if any of these conditions exist.
Your d ...
Engine Coolant Fan Resistor Mount Repair
Engine Coolant Fan Resistor Mount Repair
Callout
Component Name
Preliminary Procedure
Remove the fasteners securing the radiator surge tank to the engine
shroud and position the surge tank out of the way. Refer to Radiator
...
Intake Manifold Replacement (LDE)
Removal Procedure
Disconnect the negative battery cable. Refer to Battery Negative Cable
Disconnection and Connection.
Remove the throttle body assembly. Refer to Throttle Body Assembly Replacement.
Disconnect wiring harness plug.
Disconnect the pipes from ...
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