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.

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:

Programming Transmitters to the Vehicle
Only RKE transmitters programmed to this vehicle will work. If a transmitter is lost or stolen, a replacement can be purchased and programmed through your dealer. When the replacement transmitter is programmed to this vehicle, all remaining transmitters must also be reprogrammed. Any lost or s ...

When to Add Engine Oil
1.8L Shown, 1.4L Similar If the oil is below the minimum mark on the dipstick, add 1 L (1 qt) of the recommended oil and then recheck the level. See “Selecting the Right Engine Oil” in this section for an explanation of what kind of oil to use. For engine oil crankcase capacity, see Cap ...

Data Link Communications Description and Operation
Note: This is an overview of different serial data buses used by GM devices to communicate with each others. Use Data Communication Schematics to find out which serial data buses are configured for a specific vehicle. Circuit Description There are many components in a vehicle t ...