Turbocharger Cleaning and Inspection (2.0L Diesel LBS, LBX, and LCD)

/ 9-5 (9650) / 2010 / 2. Engine / Basic engine, 4-cylinder diesel / Adjustment/replacement / Turbocharger Cleaning and Inspection (2.0L Diesel LBS, LBX, and LCD)

Note
Completely inspect the turbocharger and all other engine components that may cause similar conditions before replacing the turbocharger.

Clean all mating surfaces.

Inspect all the threaded holes for damage.

Inspect the wastegate actuator rod for damage.

Inspect the compressor and turbine blades for damage or foreign material.

Clean the turbocharger inlet mating surfaces.

Inspect the turbocharger inlet mating surfaces for damage. Replace the turbocharger if damage is found.

Inspect the turbocharger wastegate regulator solenoid hoses for damage. Replace the hoses if necessary.

Inspect the positive crankcase ventilation (1) (PCV) O-ring for damage. Replace the O-ring if damaged or leaking.

Warning

Do not remove the PCV hose from the fitting. Removing the PCV hose could damage the hose.

Inspect the turbocharger wastegate regulator solenoid valve assembly and bracket (1). Replace if damaged.