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Service bulletin 990138002

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 id607576
Published by NHTSA1999-09-29
Manufacturer's number990138002
Manufacturer's date1999-08-01
NHTSA componentEQUIPMENT:APPLIANCE:AIR CONDITIONER

NHTSA's summary

SOME CUSTOMERS MAY COMMENT ON NO A/C. *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

Equipment and accessories, Heating and air conditioning

Vehicles listed
CHEVROLET L SERIES1996 to 1999
CHEVROLET M SERIES1996 to 1999
FORD L SERIES1996
FORD L SERIES1999
GMC L SERIES1997 to 1998
GMC M SERIES1996 to 1999

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