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Service bulletin 01073

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 id636517
Published by NHTSA2002-11-09
Manufacturer's number01073
Manufacturer's date2002-04-08
NHTSA componentEXTERIOR LIGHTING:TURN SIGNAL:SWITCH

NHTSA's summary

SAFETY RECALL 01073 REGARDING THE MULTIFUNCTION SWITCH WHICH MAY DEVELOP AN OPEN CIRCUIT CONDITION WITH THE BOTTOM CONTACT IN THE HAZARD SWITCH CARRIER THAT RESULTS IN THE STOP LAMPS AND HAZARD LAMPS BECOMING INOPERATIVE. *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

Lighting, Turn signals

Vehicles listed
CHEVROLET BLAZER2000, 2001, 2002
CHEVROLET TRAILBLAZER2000 to 2001
GMC ENVOY2000 to 2001
GMC ENVOY2002
GMC JIMMY2000 to 2002
OLDSMOBILE BRAVADA2000, 2001

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