Affected Component: EQUIPMENT

Date Published

DEC 01, 2020

NHTSA TSB #

10186213

TSB Document

• MC-10186213-9999.pdf

Summary

N20 AND N26 ENGINE TIMING CHAIN AND OIL PUMP DRIVE CHAIN: Whining noise from the lower engine area near the engine oil pump that increases frequency when increasing the engine RPM. Wear on the engine oil pump chain drive and timing chain sprockets.