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Service bulletin 01139

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 id628805
Published by NHTSA2002-03-21
Manufacturer's number01139
Manufacturer's date2001-12-21
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

NHTSA's summary

EMISSION RECALL BULLETIN 01069 REGARDING POST 02 SENSORS CROSS WIRING EXTENSION HARNESS. *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, Exhaust and emissions

Vehicles listed
CHEVROLET W35002001
CHEVROLET W45002001
GMC W35002001
GMC W45002001
ISUZU NPR2001
ISUZU NPR HD2001

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