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Service bulletin 020139004

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 id634884
Published by NHTSA2002-10-10
Manufacturer's number020139004
Manufacturer's date2002-08-01
NHTSA componentVISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM

NHTSA's summary

INFORMATION REGARDING NEW PAG OIL RELEASED FOR CERTAIN VEHICLES INCLUDING ALL 2003 PASSENGER CARS AND TRUCKS. *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
AM GENERAL HUMMER2003
BUICK BUICK2003
CADILLAC CADILLAC2003
CHEVROLET CAVALIER2002
CHEVROLET CHEVROLET2003
GMC GMC2003
OLDSMOBILE ALERO2002
OLDSMOBILE OLDSMOBILE2003
PONTIAC GRAND AM2002
PONTIAC PONTIAC2003
PONTIAC SUNFIRE2002

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

Other bulletins for the same vehicles and component
PIT5099G2023-12-26. Service bulletin. This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature.
PIP5540J2023-01-30. Service bulletin. This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related components. That any of the listed DTC's may set with or without poor engine performance.
PIT5099F2022-07-25. Service bulletin. This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature.
PIT5099E2020-08-10. Service bulletin. This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature.
PIT5099D2018-11-13. Service bulletin. This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature.
PIT5099C2018-08-06. Service bulletin. This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature.
05-08-48-001C2018-06-04. Service bulletin. This informational bulletin provides a revision for 05-08-48-001B to add 2010-2014 model years and update Labor Operation.
PIT5099A2018-05-07. Service bulletin. This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature.
030848006J2017-12-22. Service bulletin. This informational bulletin provide information for the technicians to repair the rear window defroster contact or tabs.
7092005-12-16. Service bulletin. CAR ISSUES - FIX IT RIGHT THE FIRST TIME (NEW ISSUES IN BOLD). TO INCLUDE 2006 AND 2007 MODELS. GM. TECH LINK. *TT