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:
Driver or Passenger Seat Shoulder Belt Replacement (with A69)
Driver or Passenger Seat Shoulder Belt Replacement
Callout
Component Name
Warning: Refer to SIR Warning.
Warning: Refer to SIR Inflator Module Handling and Storage
Warning.
Warning: Refer to SIR ...
Drive Range, First Gear Engine Braking (Gen 2)
Note: Some models of the 6T30/40/45/50 automatic transmission are equipped with
an electric auxiliary fluid pump for use in hybrid vehicles (BAS+). Hybrid vehicles
do not require internal combustion engine (ICE) operation at all times. After a
successful engine start, the hybrid powertrain con ...
Exhaust Camshaft Replacement
Removal Procedure
Remove the camshaft intake and exhaust sprocket. Refer to Camshaft Intake
and Exhaust Sprocket Replacement.
Remove and DISCARD the camshaft sprocket bolts (2) and the camshaft
position exciter wheels (1).
Allow the both camshaft ...
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