WenmarOpen by Wenmar Pro

Service bulletins for the 2004 Cadillac Seville

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.

438 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
PIP5094A2016-09-26. Service bulletin. ELECTRICAL SYSTEM. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THAT ,WHEN TESTING ANY CIRCUIT FOR OPEN OR RESISTANCE, IT IS IMPERATIVE THAT ALL RELATED TERMINAL PIN FIT AND TENSION BE CHECKED WHEN THE TEST STEPS REQUIRE DISCONNECTION OF THE CONNECTOR OR COMPONENT, PRIOR TO ANY COMPONENT REPLACEMENT. ALWAYS USE THE RECOMMENDED TERMINAL TEST TOOL DURING THESE TESTS.
PIC-4935-E2016-08-17. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO HELP THE DEALERSHIP TECHNICIANS PERFORM A PARASITIC DRAIN TEST FOR THE ONSTAR MODULE. WHEN PERFORMING BATTERY PARASITIC DRAIN TEST, THERE MAY BE SOME CONFUSION AS TO WHAT THE NORMAL POWER CONSUMPTION READING SHOULD BE FROM THE ONSTAR SYSTEM.
PIC-5050-A2016-08-17. Service bulletin. ELECTRICAL SYSTEM. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THE STEPS ON REPAIRING THE CONCERN. A CUSTOMER MAY IDENTIFY A CONCERN OF UNABLE TO REACTIVATE A VEHICLE'S ONSTAR THAT HAS BEEN PREVIOUSLY DISABLED BY ONSTAR. DEALER IS TO CALL GENERAL MOTORS TECHNICAL ASSISTANCE CENTER FOR FURTHER ASSISTANCE IF THE CONCERN IS STILL PRESENT.
08089-B2009-02-10. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). GENERAL MOTORS CORP: SPECIAL COVERAGE ADJUSTMENT; ANALOG ONSTAR DEACTIVATION. *PE UPDATED 2/17/09. *PE
0403160012005-09-02. Service bulletin. ELECTRICAL SYSTEM. TIRE PRESSURE SENSOR LEARN-SERVICE TIRE MONITOR MESSAGE BEING DISPLAYED THROUGH THE DIC. *SC
33572005-04-21. Service bulletin. ELECTRICAL SYSTEM. UNWANTED ALARM ACTIVATION, TRUNK KEY CYLINDER HARD TO OPEN, TRUNK AJAR LAMP ON, FUEL GAUGE INOPERATIVE, RKE INOPERATIVE, INTERIOR LAMPS INOPERATIVE AND/OR NO COMMUNICATION WITH THE REAR INTEGRATION MODULE (RIM). *TT
0408610012005-03-11. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. FLOOR PAN CORROSION PERFORATION IN BATTERY COMPARTMENT. *EH
30152004-08-25. Service bulletin. ELECTRICAL SYSTEM. MULTIPLE STABILITRAK/PRECISION CONTROL CODES SUCH AS C1282, C1283, C1284, C1285, C1287, AND C1288 EXIST ON DELPHI BOSCH 5.0 OR 5.3 SYSTEMS. *TT
01772A2004-07-19. Service bulletin. ELECTRICAL SYSTEM. DIAGNOSTIC TROUBLE CODE (DTC) P0351 - P0358 MISLABELED DTCS. DTC DISPLAYED ON TECH 2 MAY NOT REFLECT ACTUAL IC CIRCUIT OR COIL/MODULE OR WHERE PROBLEM IS DETECTED. *TT
020382004-05-20. Service bulletin. ELECTRICAL SYSTEM. DIAGNOSTIC TROUBLE CODE B1000. *MR
018252004-05-07. Service bulletin. ELECTRICAL SYSTEM. 4.6L LD8 L37 ENGINE- DIAGNOSTIC TROUBLE CODE (DTC) P0171 OR P0174. *MR
014052003-11-22. Service bulletin. ELECTRICAL SYSTEM. 4.6L ENGINE WITH DIAGNOSTIC TROUBLE CODE (DTC) P0326. *TT

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.