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Service bulletin 010138004

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 id619172
Published by NHTSA2001-05-17
Manufacturer's number010138004
Manufacturer's date2001-02-01
NHTSA componentVISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE

NHTSA's summary

SOME DRIVES MAY COMMENT THAT THE HEATER OUTLET HOSE IS ROUTED TOO CLOSE TO THE GENERATOR OR THAT THE HOSE CONTACTS AND RUBS ON THE GENERATOR. *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

Glass, wipers and mirrors, Heating and air conditioning

Vehicles listed
CHEVROLET C65001999 to 2000
CHEVROLET C75001999 to 2000
GMC C65001999 to 2000
GMC C75001999 to 2000

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