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:

Remote Vehicle Speed Limiting Description and Operation
Certain vehicles equipped with OnStar® now have an additional feature that allows for remote limiting of the vehicle's speed. This OnStar® feature is called Stolen Vehicle Slow-Down and is now part of the OnStar® Stolen Vehicle Assistance service. This feature, when used in conjunction ...

Rear Seat Back Cushion Removal and Installation (60%)
Rear Seat Back Cushion Removal and Installation Callout Component Name Preliminary Procedure Remove the rear seat cushion. Refer to Rear Seat Cushion Removal and Installation. Remove the rear seat center retractor side be ...

Engine Coolant Thermostat Replacement (LUW)
Removal Procedure Warning: Refer to Battery Disconnect Warning. Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection. Drain the coolant. Refer to Cooling System Draining and Filling. Disconnect the en ...