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:

Rear Compartment Lid Weatherstrip Replacement
Rear Compartment Lid Weatherstrip Replacement Callout Component Name 1 Rear Compartment Lid Weatherstrip Procedure Disconnect any electrical connector. Clean the area where the seal will be mounted. Use a suit ...

Automatic Transmission Flex Plate Removal
Special Tools EN-652 Automatic Transmission Flex Plate Holder For equivalent regional tools, refer to Special Tools. Install the EN-652 holder  (1) to hold the automatic transmission flex plate (2). Loosen the 6 automatic transmission flex plate bolts. Remov ...

Cooling System Description and Operation
Cooling System The cooling system maintains the engine operating temperature at the efficient level under any speed and operating condition. When the engine is cold, the cooling system cools the engine slowly or not at all. The slow cooling of the engine allows the engine to warm u ...