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:

Fog Lamps
For vehicles with front fog lamps, the button is on the outboard side of the instrument panel. The ignition must be on to turn on the fog lamps. (Fog Lamps): Press to turn the fog lamps on or off. An indicator light on the instrument cluster comes on when the fog lamps are on. The fog la ...

Intake Manifold Replacement
Special Tools EN-34730?E1 Pressure Tester EN-6015 Closure Plugs For equivalent regional tools, refer to Special Tools Removal Procedure Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection. Remove the engine sight shield. ...

Ignition Transmission Lock Check
While parked, and with the parking brake set, try to turn the ignition to LOCK/OFF in each shift lever position. For automatic transmission vehicles, the ignition should turn to LOCK/OFF only when the shift lever is in P (Park). For manual transmission vehicles, the ignition should turn ...