Chevrolet Sonic Repair Manual: Intake and Forced Induction

Spark Plug Replacement

Spark Plug Replacement Callout Component Name Preliminary Procedure Open the hood. Remove the engine sight shield. Remove t ...

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Airbag Front Passenger Presence Sensor Replacement
Airbag Front Passenger Presence Sensor Replacement Callout Component Name Warning: Replace the passenger presence system as a complete assembly to prevent possible injury to the occupant. All the components in the se ...

Battery Disconnect Warning
Warning: Unless directed otherwise, the ignition and start switch must be in the OFF or LOCK position, and all electrical loads must be OFF before servicing any electrical component. Disconnect the negative battery cable to prevent an electrical spark should a tool or equipment come in c ...

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 to +56°C (14?E33°F), the intake air temperature (IAT) is greater than −10°C (14°F) and it ...