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 ...

Other materials:

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 t ...

Air Conditioning Evaporator Thermal Expansion Valve Replacement
Air Conditioning Evaporator Thermal Expansion Valve Replacement Callout Component Name Preliminary Procedure Recover the refrigerant. Refer to Refrigerant Recovery and Recharging. Remove the air conditioning evaporator hos ...

Inspection/Maintenance System Check
Diagnostic Instructions Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure. Review Diagnostic System Check - Vehicle for an overview of the diagnostic approach. Diagnostic Procedure Instructions provides an overview of each diagn ...