Operation CHARM: Car repair manuals for everyone.

Engine - Unnecessary Crankcase Flushing

Group ENGINE MECHANICAL

Number 09-ME-001

Date FEBRUARY, 2009

Model
ALL MODELS

Subject:
UNNECESSARY ENGINE FLUSH SERVICES

DESCRIPTION:

Hyundai Motor America does not endorse or recommend engine crankcase flushing for any of its engines. Some aftermarket products and methods used for crankcase flushing may potentially cause damage to internal engine components, including engine seals and bearings. Any damage to engine components as a result of crankcase flushing is NOT covered under the powertrain warranty.

VEHICLES AFFECTED:
^ ALL MODELS

SERVICE INFORMATION:

Normal Maintenance Schedule

Whenever applicable, dealer service personnel should adhere to the recommended maintenance schedule outlined in the applicable Owner's Manual and the published procedures in the Shop Manual.

Maintenance Under Severe Usage Conditions

If the vehicle is operated under severe driving conditions, then follow the maintenance schedule under severe usage conditions from the applicable Owner's Manual.

Engine Oil APE Classification and SAE Viscosity Grades

Refer to the applicable Owner's Manual and Shop Manual for the recommended APE classification and the correct SAE viscosity grade engine oil to be used.