Chevrolet Sonic Repair Manual: Emissions

Engine Coolant Fan Shroud Replacement (LUV)

Engine Coolant Fan Shroud Replacement Callout Component Name Preliminary Procedures Drain the engine coolant. Refer to Cooling Syst ...

Air Injection

...

Other materials:

Immobilizer Description and Operation
The immobilizer system functions are provided by the body control module (BCM) and the engine control module (ECM), as well as any modules which store and report the environment identifier. When an ignition key is inserted into the ignition lock cylinder and the ignition is switched ON, the ...

Environmental Fallout (Acid Rain)
Caution: Refer to Clearcoat/Ultraviolet Screeners Caution. Note: Always refer to the manufacturer's packaged instructions for the detailed procedures of materials used for compounding and/or polishing. Since the severity of the condition varies from area to area, proper diagno ...

Battery Charging
Special Tools EL 50313 Battery Tester For equivalent regional tools, refer to Special Tools. Diagnostic Aids For best results, use an automatic taper-rate battery charger with a voltage capability of 16 V. The charging area should be well ventilated. Do not charge a bat ...