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Service bulletin 980505980505

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id601737
Published by NHTSA1998-08-20
Manufacturer's number980505980505
Manufacturer's date1998-05-05
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:GASOLINE

NHTSA's summary

LOW OIL PRESSURE MAY BE EXPERIENCED ON AN MIDR 06.02.26 "I" ENGINE DUE TO IMPROPER SEATING OF THE OIL PRESSURE RELIEF VALVE. *YC

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Engine

Vehicles listed
MACK MIDLINER1998 to 1999

Listing a model year does not mean every vehicle of it is concerned: the document says which.