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Home >> Chevrolet >> 2018 >> Equinox L >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Engine Mechanical - 1.6L (LH7) Diesel) >> Diagnostic Information And Procedures >> Engine Noise Under Load

Engine Noise Under Load

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Cause Correction
Low oil pressure
  1. Perform an oil pressure test. Refer to Oil Pressure Diagnosis and Testing .
  2. Repair or replace as required.
Loose or damaged flywheel/automatic transmission flex plate
  1. Inspect the flywheel/automatic transmission flex plate bolts and flywheel/automatic transmission flex plate.
  2. Repair as required.
Excessive connecting rod bearing clearance Inspect the following components, and repair as required:
  • The connecting rod bearings
  • The connecting rods
  • The crankshaft
Excessive crankshaft bearing clearance Inspect the following components, and repair as required:
  • The crankshaft bearings
  • The crankshaft journals
  • The cylinder block crankshaft bearing bore
Excessive piston-to-cylinder bore clearance
  1. Inspect the piston rings for low ring tension, broken or worn rings, inspect cylinder bore.
  2. Repair or replace all damaged components.
Excessive crankshaft thrust bearing clearance
  1. Inspect the crankshaft end play and crankshaft thrust bearings.
  2. Repair or replace all damaged components.
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