Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET1990LUMINA APV V6-191 3.1LREPAIR AND DIAGNOSISHEATING AND AIR CONDITIONINGCOMPRESSOR HVACTECHNICAL SERVICE BULLETINSA/C - MISSING WASHERS FROM REPLACEMENT COMPRESSORS
1990 Chevrolet Lumina APV V6-191 3.1L
A/C - Missing Washers From Replacement Compressors
1990 Chevrolet Lumina APV V6-191 3.1LSECTION A/C - Missing Washers From Replacement Compressors
9215chevy01
Number: 92-85-1D
Section: 1D
Date: FEB. 1992
Corporate Bulletin No.: 211201R
ASE No.: A7
Subject: MISSING BLOCK FITTING SEALING WASHERS FROM SERVICE AIR CONDITIONING COMPRESSOR KITS
Model and Year: 1990-92 ALL PASSENGER CARS AND TRUCKS (EXCEPT GEO)
Some replacement A/C compressor kits which have been designed for the new sealing washers may not include the serviced seal washers as indicated in Dealer Service Bulletin No. 92-35-1D. This oversight should be corrected within a few months. In the interim, parts departments should be advised to order a stock of the following part numbers to be used along with new service A/C compressors:
The service sealing washer may be ordered through GMSPO separately as follows:
PART NUMBER APPLICATION
2724575 ALL PRE-1992 COMPRESSORS EXCEPT:
1990-91 W-CAR (BUICK W/V5 COMPRESSOR)
1991 J-CAR
2724576 ALL 1990-91 W-CAR (BUICK W/V5 COMRESSOR)
2724577 ALL 1992 COMPRESSORS WITH 5/8" SUCTION
PORT OPENINGS 1991 J-CAR
2724578 ALL 1992 COMPRESSORS WITH 3/4" SUCTION
PORT OPENING
PARTS ARE CURRENTLY AVAILABLE FROM GMSPO.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.