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Service bulletin 98008B

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 id609667
Published by NHTSA2000-04-06
Manufacturer's number98008B
Manufacturer's date1998-08-01
Replaces98008A
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV)

NHTSA's summary

98008(B) VLUNTARY EMISSION RECALL CAMPAIGN. YD.

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, Exhaust and emissions, Crankcase ventilation (PCV)

Vehicles listed
CHEVROLET VENTURE1998
OLDSMOBILE SILHOUETTE1998
PONTIAC TRANS SPORT1998

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