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:

Cruise Control
: Press to turn the cruise control system on and off. RES/+: Move the thumbwheel up briefly to make the vehicle resume to a previously set speed or hold upwards to accelerate. If cruise control is already active, use to increase vehicle speed. SET/−: Move the thumbwheel down briefly ...

Fuses and Circuit Breakers
The wiring circuits in the vehicle are protected from short circuits by a combination of fuses, circuit breakers, and fusible thermal links. This greatly reduces the chance of fires caused by electrical problems. Look at the silver-colored band inside the fuse. If the band is broken or melted, ...

Spark Plug Inspection
Spark Plug Usage Ensure that the correct spark plug is installed. An incorrect spark plug causes driveability conditions. Ensure that the spark plug has the correct heat range. An incorrect heat range causes the following conditions: Spark plug fouling?older plug ...