chevrolet Workshop Repair Guides

Chevrolet Workshop Service and Repair Manuals

Engine Oil Dip Stick - Dip Stick Tube > < Engine Oil Pressure|Specifications|Page 2030
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Malfunctioning oil pump pressure relief valve

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Excessive bearing clearance

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Cracked, porous, or restricted oil galleries

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Oil gallery plugs missing or incorrectly installed
Refer to Engine Block Plug Installation   (See: Service and Repair/Overhaul/75. Engine Block Plug Installation).

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Improper operation of the active fuel management oil pressure relief valve
Refer to Cylinder Deactivation (Active Fuel Management) Oil Pressure Relief Valve Diagnosis and Testing   (See: Testing and
Inspection/Component Tests and General Diagnostics/Cylinder Deactivation (Active Fuel Management) Oil Pressure Relief Valve Diagnosis
and Testing).

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Restriction within the engine oil cooler.

Engine Oil Dip Stick - Dip Stick Tube > < Engine Oil Pressure|Specifications|Page 2030