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Service bulletin 97011

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 id601423
Published by NHTSA1998-08-04
Manufacturer's number97011
Manufacturer's date1998-04-01
NHTSA componentENGINE AND ENGINE COOLING:COOLING SYSTEM

NHTSA's summary

EXHIBITING A CONDITION IN WHICH AIR PRESENT IN THE COOLING SYSTEM CAN GRAVITATE TO THE ENGINE WATER PUMP. *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, Cooling system

Vehicles listed
CHEVROLET P31995

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