Chevrolet Equinox Service Manual: Valve Spring Inspection and Measurement Valvetrain Valve Actuating Assembly

Chevrolet Equinox Service Manual / Powertrain / Engine / Valve Spring Inspection and Measurement Valvetrain Valve Actuating Assembly

Special Tools

EN 22738-BValve Spring Tester

For equivalent regional tools, refer toSpecial Tools.

Inspection ProcedureClean the valve springs in solvent.

Warning:Refer toSafety Glasses Warning.

Dry the valve springs with compressed air.Inspect the valve springs for broken coils or coilends.Measurement Procedure

Valve Spring Inspection and Measurement Valvetrain Valve Actuating Assembly

Measure the valve spring tension using theEN 22738-Btester. Refer toEngine Mechanical Specifications.If low valve spring load is found, replace the valve springs.DO NOT use shims to increase spring load. The use of shims cancause the valve spring to bottom out before the camshaft lobe is atpeak lift.

Cylinder Head Cleaning and Inspection (LAF, LEA, or LUK) Engine Block Cylinder Head

Special ToolsEN 22738-BValve Spring TesterEN-28410Gasket RemoverGE 7872Magnetic Base Dial IndicatorFor equivalent regional tools, refer toSpecial Tools.Valve Cleaning and InspectionNote:Do not use a w ...

Crankcase Ventilation System Inspection/Diagnosis (Without Turbocharger) Emissions PCV

Special ToolsEN 23951Valve ManometerRemove the oil level indicator. Install aEN 23951valve manometeror equivalent.Start the engine.Check for slight vacuum. The vacuum level should be less than3.377-kP ...

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Maintenance Schedule
Owner Checks and Services At Each Fuel Stop Check the engine oil level. See Engine Oil. Once a Month Check the tire inflation pressures. See Tire Pressure. Inspect the tires for wear. See Tire Inspection. Check the windshield washer fluid level. See Wa ...