Chevrolet Sonic Repair Manual: Positive Crankcase Ventilation Hose/Pipe/Tube Replacement
- Removal Procedure
-
- Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement.
- Open the 2 positive crankcase ventilation pipe retainer clips (2) and (3).
- Remove the positive crankcase ventilation pipe from the intake manifold.
- Loosen the charger air bypass valve pipe clamp (3).
- Remove the charger air bypass valve pipe from turbocharger.
- Remove the charger air bypass valve pipe (2) from turbo charger wastegate regulator solenoid valve.
- Disconnect the positive crankcase ventilation pipe from turbocharger.
- Unclip and remove the positive crankcase ventilation pipe assembly (1) from the camshaft cover retainer clips.
Note:
Move retainer clamp (1) in direction of the arrow.
- Installation Procedure
-
- Install the positive crankcase ventilation pipe assembly (1) to the camshaft cover retainer clips.
- Connect the positive crankcase ventilation pipe to turbocharger.
- Install the charger air bypass valve pipe (2) to turbo charger wastegate regulator solenoid valve.
- Install the charger air bypass valve pipe to turbocharger.
- Fasten the charger air bypass valve pipe clamp (3).
- Install the positive crankcase ventilation pipe to the intake manifold and fix with retainer clamp (1).
- Clip in the positive crankcase ventilation pipe to the 2 retainer clips (2) and (3).
- Install the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement.
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 ...
Positive Crankcase Ventilation Pipe Installation
Install the positive crankcase ventilation tube (2).
Connect the 2 positive crankcase ventilation tube connectors (1).
Clip in the ECM wiring harness guide (3) t ...
Other materials:
Remote Vehicle Speed Limiting Description and Operation
Certain vehicles equipped with OnStar® now have an additional feature that allows
for remote limiting of the vehicle's speed. This OnStar® feature is called Stolen
Vehicle Slow-Down and is now part of the OnStar® Stolen Vehicle Assistance service.
This feature, when used in conjunction ...
Battery Current Sensor Replacement
Removal Procedure
Disconnect the negative battery cable. Refer to Battery Negative Cable
Disconnection and Connection.
Disconnect the battery current sensor from the body harness connector.
Unclip the battery current sensor from the battery tray.
Remove the battery ...
Battery Negative Cable Replacement
Battery Negative Cable Replacement
Callout
Component Name
Preliminary Procedures
Disconnect the battery current sensor connector.
Remove the battery tray. Refer to Battery Tray Replacement.
1
Bo ...
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