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Service bulletin 250102

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 id629718
Published by NHTSA2002-04-05
Manufacturer's number250102
Manufacturer's date2002-01-25
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:GASOLINE

NHTSA's summary

SOME VEHICLES MAY COMMENT ON CONTINUED OIL CONSUMPTION WITH BLUE OR WHITISH SMOKE ON START UP. *TT

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
CHEVROLET C SERIES2001 to 2002
CHEVROLET K SERIES2001 to 2002
GMC C SERIES2001 to 2002
GMC K SERIES2001 to 2002

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