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:

Ignition Positions
The ignition switch has four different positions. To shift out of P (Park), the ignition must be in ON/RUN and the regular brake pedal applied. 1 (STOPPING THE ENGINE/LOCK/ OFF): When the vehicle is stopped, turn the ignition switch to LOCK/ OFF to turn the engine off. This position locks t ...

Instrument Panel Accessory Upper Trim Plate Replacement
Instrument Panel Accessory Upper Trim Plate Replacement Callout Component Name Preliminary Procedure Remove the instrument panel center molding. Refer to Instrument Panel Center Molding Replacement. 1 ...

Draining Fluids and Oil Filter Removal
Place a drip pan underneath. Remove the oil filter cap (1). Remove the oil filter cap seal (2). Remove and properly dispose of the oil filter insert  (3). Re-install the oil filter cap. Remove the oil drain bolt. Drain the engine oil into the drip pan. ...