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:
Inflatable Restraint Sensing and Diagnostic Module Programming and Setup
Special Tools
EL-49642 SPS Programming Support Tool
For equivalent regional tools, refer to Special Tools.
Note:
DO NOT program a control module unless directed to by a service procedure
or a service bulletin. If the ECU is not properly configured with the correct
calibration ...
Engine Oil Cooler Installation
Note: Lubricate the oil cooler seal (8) with clean engine oil.
Install the engine oil cooler assembly (6) along with 2 NEW sealings (8)
and (9).
Install the 3 oil cooler bolts (5) and tighten to 10 Y (89 l ...
Drive Range, Sixth Gear (Gen 1)
As vehicle speed increases, the transmission control module (TCM) processes input
signals from the automatic transmission input and output speed sensors, the throttle
position sensor and other vehicle sensors to determine the precise moment to command
ON the normally-low 26 pressure control so ...
0.0062