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Service bulletin 020139007

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 id10011227
Published by NHTSA2005-01-11
Manufacturer's number020139007
Manufacturer's date2004-08-01
Replaces020139007A
NHTSA componentUNKNOWN OR OTHER

NHTSA's summary

AUTOMATIC DUAL ZONE HVAC BATTERY DRAW. *AR

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
CADILLAC ESCALADE ESV2003, 2004 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC ESCALADE EXT2003, 2004 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET AVALANCHE2003, 2004, 2005
CHEVROLET SILVERADO2003, 2004, 2005
CHEVROLET SUBURBAN2003, 2004, 2005
CHEVROLET TAHOE2003, 2004, 2005
CHEVROLET TRAILBLAZER2002, 2003, 2004
GMC DENALI2003
GMC ENVOY2002, 2003, 2004, 2005
GMC SIERRA2003, 2004, 2005
GMC YUKON2003, 2004, 2005
GMC YUKON XL2003, 2004, 2005
HUMMER H22003, 2004, 2005
OLDSMOBILE BRAVADA2002, 2003, 2004
OLDSMOBILE BRAVADA2005

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