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:

Starting Procedure
1. With your foot off the accelerator pedal, turn the ignition to START. When the engine cranks, let go of the key. The idle speed will go down as the engine gets warm. The vehicle has a Computer-Controlled Cranking System. It assists in starting the engine and protects components. If the ign ...

Rear Wheelhouse Liner Replacement (Sedan - Right)
Rear Wheelhouse Liner Replacement Callout Component Name Preliminary Procedure Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation. 1 Rear Wheelhouse Panel Liner ...

Throttle Body Heater Outlet Hose Replacement (LUW)
Throttle Body Heater Outlet Hose Replacement Callout Component Name Preliminary Procedure Drain the cooling system. Refer to Cooling System Draining and Filling. Remove the air cleaner outlet duct. Refer to Air Cle ...