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:

Front Bumper Fascia Center Support Bracket Replacement
Front Bumper Fascia Center Support Bracket Replacement Callout Component Name Preliminary Procedure Remove the front bumper fascia. Refer to Front Bumper Fascia Replacement. 1 Front Bumper Fascia ...

Cylinder Head Assemble
Special Tools EN-958 Valve Stem Seal Installer EN-8062 Valve Spring Compressor EN-8062-5 Adapter EN-50717-2 Compressor Assembly of EN-50717 Kit For equivalent regional tools, refer to Special Tools. Lubricate the valve stem and the valve guide with clean engine oil. ...

Drive Range, First Gear Engine Braking (Gen 1)
When the gear selector lever is moved to the Drive (D) range from the Neutral (N) position, the transmission will provide engine braking. In this operating range, the normally-low 1234 pressure control solenoid 5 is commanded ON and, in the engine braking mode, the following changes occur with ...