Chevrolet Sonic Repair Manual: PCV

Evaporative Emission Canister Vent Solenoid Valve Replacement

Evaporative Emission Canister Vent Solenoid Valve Replacement Callout Component Name Preliminary Procedures Disconnect the battery ...

Crankcase Ventilation System Inspection/Diagnosis

Results of Incorrect Operation A plugged positive crankcase ventilation (PCV) orifice or hose may cause the following conditions: Rough idle Stalling or slow idle speed Oil le ...

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Reduced Engine Power Light
The reduced engine power light should come on briefly as the engine is started. If it does not come on, have the vehicle serviced by your dealer. This light, along with the malfunction indicator lamp, displays when a noticeable reduction in the vehicle's performance occurs. The vehicle c ...

Interior Care
To prevent dirt particle abrasions, regularly clean the vehicle's interior. Immediately remove any soils. Note that newspapers or dark garments that can transfer color to home furnishings can also permanently transfer color to the vehicle's interior. Use a soft bristle brush to remove d ...

Wheel Alignment Measurement
Steering and vibration complaints are not always the result of improper alignment. One possible cause is wheel and tire imbalance. Another possibility is tire lead due to worn or improperly manufactured tires. Lead/pull is defined as follows: At a constant highway speed on a typical straight r ...