GM Service Manual Online
For 1990-2009 cars only

ENGINE OIL LEAKS THROUGH OIL PRESSURE SWITCH CONNECTOR

SOME 1992-1993 DEVILLES, FLEETWOODS (FWD), ELDORADOS, OR SEVILLES MAY EXPERIENCE A CONDITION WHERE THE ENGINE OIL LEAKS THROUGH THE OIL PRESSURE SWITCH CONNECTOR. THIS CONDITION MAY BE CAUSED BY A DEFECTIVE DIAPHRAGM INSIDE THE OIL PRESSURE SWITCH.

TO REPAIR THIS CONDITION REPLACE THE OIL PRESSURE SWITCH WITH GM SERVICE PART NUMBER 3522739 THAT HAS A DATE CODE OF 0012 (JULIAN DAY 1, 1992) OR HIGHER. REFER TO SECTION 6E-C2 IN THE APPROPRIATE SERVICE INFORMATION MANUAL FOR REPLACEMENT PROCEDURE. TO IDENTIFY DATE CODE REFER TO FIGURE 1.

PARTS ARE CURRENTLY AVAILABLE FROM GMSPO.

FOR WARRANTY PURPOSES USE LABOR OPERATION N2220 AT .3 HOUR FOR ELDORADOS AND SEVILLES OR .2 HOUR FOR DEVILLES AND FLEETWOODS (FWD).

GENERAL MOTORS BULLETINS ARE INTENDED FOR USE BY PROFESSIONAL TECHNICIANS, NOT A "DO-IT-YOURSELFER". THEY ARE WRITTEN TO INFORM THOSE TECHNICIANS OF CONDITIONS THAT MAY OCCUR ON SOME VEHICLES, OR TO PROVIDE INFORMATION THAT COULD ASSIST IN THE PROPER SERVICE OF A VEHICLE. PROPERLY TRAINED TECHNICIANS HAVE THE EQUIPMENT, TOOLS, SAFETY INSTRUCTIONS AND KNOW-HOW TO DO A JOB PROPERLY AND SAFELY. IF A CONDITION IS DESCRIBED, DO NOT ASSUME THAT THE BULLETIN APPLIES TO YOUR VEHICLE, OR THAT YOUR VEHICLE WILL HAVE THAT CONDITION. SEE A GENERAL MOTORS DEALER SERVICING YOUR BRAND OF GENERAL MOTORS VEHICLE FOR INFORMATION ON WHETHER YOUR VEHICLE MAY BENEFIT FROM THE INFORMATION.

COPYRIGHT 1993 CADILLAC MOTOR CAR DIVISION, GENERAL MOTORS CORPORATION. ALL RIGHTS RESERVED.