Chevrolet Sonic Repair Manual: Radiator Cleaning
Warning:
NEVER spray water on a hot heat exchanger. The resulting steam could cause personal injury.
Caution:
The heat exchanger fins are necessary for good heat transfer. Do not brush the fins. This may cause damage to the fins, reducing heat transfer.
Note:
Blow compressed air through the engine side of the radiator to remove any foreign material, such as insects, leaves, and dust.
- Warm water and mild soap may be needed in some conditions.
- Wash the A/C condenser fin.
- Wash the A/C condenser and radiator thoroughly.
- Wash the radiator cooling fin.
- Repair any damaged cooling fin.
Radiator Air Baffle Replacement (LUV, LUW)
Radiator Air Baffle Replacement
Callout
Component Name
Preliminary Procedure
Remove the front bumper fascia assembly. Refer to ...
Radiator Inlet Hose Replacement (LDE LUW)
Special Tools
BO-38185 Hose Clamp Pliers
For equivalent regional tools, Refer to Special Tools.
Removal Procedure
Drain the cooling system. Refer to Cooling System Draining and Fill ...
Other materials:
Engine Coolant Temperature Warning Light
This light comes on briefly while starting the vehicle.
If it does not, have the vehicle serviced by the dealer. If the system is working
normally the indicator light goes off.
Caution
The engine coolant temperature warning light indicates that the vehicle has
overheated. Driving with this ...
Tire Pressure Indicator Sensor Learn
Special Tools
EL-46079 Tire Pressure Monitor Diagnostic Tool
EL-50448 Tire Pressure Monitor Sensor Activation Tool
For equivalent regional tools, refer to Special Tools.
Learn Mode Description
The tire pressure monitor system uses the instrument cluster, body control
module ...
Cylinder Head Removal
Loosen the 12 cylinder head bolts in the sequence as shown. Use the following
procedure:
Loosen the cylinder head bolts 90 degrees.
Loosen the cylinder head bolts 180 degrees.
Note: Do not damage the guide sleeves (4) and (5).
R ...
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