Chevrolet Sonic Repair Manual: Catalytic Converter

Secondary Air Injection System Description

The Secondary Air Injection System aids in the reduction of hydrocarbon exhaust emissions during a cold start. This occurs when the start-up engine coolant temperature (ECT) is between −10 t ...

Catalytic Converter Heat Shield Replacement (LUV)

Catalytic Converter Heat Shield Replacement Callout Component Name Warning: Refer to Exhaust Service Warning. ...

Other materials:

If No Steam Is Coming from the Engine Compartment
If an engine overheat warning is displayed but no steam can be seen or heard, the problem may not be too serious. Sometimes the engine can get a little too hot when the vehicle: Climbs a long hill on a hot day. Stops after high-speed driving. Idles for long periods in traffic. If the ...

Front Seat Riser Finish Cover Replacement
Front Seat Riser Finish Cover Replacement Callout Component Name 1 Front Seat Riser Finish Cover Caution: Do not twist the cover during removal. Twisting the cover may cause the component to break. P ...

Steering Gear Replacement
Steering Gear Replacement Callout Component Name Caution: With wheels of the vehicle facing straight ahead, secure the steering wheel utilizing steering column anti-rotation pin, steering column lock, or a strap to p ...