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Service bulletin 010856005

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 id625322
Published by NHTSA2001-11-19
Manufacturer's number010856005
Manufacturer's date2001-08-01
NHTSA componentUNKNOWN OR OTHER

NHTSA's summary

SUBJECT REGARDING REVISED THEFT DETERRENT DIAGNOSTIC INFORMATION FOR VARIOUS MODELS INCLUDING CHEVROLET TRUCK S SERIES 2002. *ET

The document

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

Vehicles listed
CHEVROLET C SERIES2001
CHEVROLET G SERIES2001
CHEVROLET K SERIES2001
CHEVROLET L SERIES2001
CHEVROLET M SERIES2001
CHEVROLET T SERIES2001
GMC C SERIES2001
GMC G SERIES2001
GMC K SERIES2001
GMC L SERIES2001
GMC M SERIES2001
GMC S SERIES2001
GMC T SERIES2001
OLDSMOBILE BRAVADA2001

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