Technical Service Bulletins (TSBs) for the 1998 DeVille are official communications between Cadillac & their dealerships that describe processes for troubleshooting or fixing certain common problems. All vehicle manufacturers are required by U.S. law to make their TSBs available to the public.

    STEERING

    • TSB #030236002

      Date Announced:
      AUG 01, 2003
      NHTSA ID:
      #10012577

      REVISED STEERING WHEEL POSITION SENSOR OR STEERING SHAFT LOWER BEARING REPLACEMENT PROCEDURE AND STEERING WHEEL POSITION SENSOR CENTERING PROCEDURE. *EH Read More »

    • TSB #020232003A

      Date Announced:
      AUG 01, 2002
      NHTSA ID:
      #634913

      SOME CUSTOMERS MAY COMMENT ON A STEERING VIBRATION, SHUDDER OR MOAN NOISE DURING PARKING MANEUVERS. *TT Read More »

    • TSB #020232003

      Date Announced:
      FEB 01, 2002
      NHTSA ID:
      #629465

      SOME CUSTOMERS MAY COMMENT ON A STEERING VIBRATION, SHUDDER OR MOAN NOISE DURING LOW SPEED TURNING/PARKING MANEUVERS. *TT Read More »

    STEERING:HYDRAULIC POWER ASSIST SYSTEM

    • TSB #070202

      Date Announced:
      FEB 07, 2002
      NHTSA ID:
      #629767

      SOME CUSTOMERS MAY COMMENT ABOUT A STEERING VIBRATION, SHUTTER OR MOAN NOISE DURING LOW SPEED TURNING PARKING MANEUVERS. *TT Read More »

    • TSB #100401

      Date Announced:
      APR 10, 2001
      NHTSA ID:
      #619410

      SOME CUSTOMERS MAY COMPLAIN OF A LOW SPEED POWER STEERING SHUTTER PRIMARILY DURING RIGHT TURNS THAT CAN BE FELT THROUGH THE STEERING WHEEL AND SEAT. *TT Read More »

    • TSB #010301

      Date Announced:
      MAR 01, 2001
      NHTSA ID:
      #619248

      INFORMATION MESSAGE CONCERNING THE POWER STEERING SYSTEM APPLICABLE TO 1998 THROUGH 2000 MODEL YEAR CADILLACS. *TT Read More »

    • TSB #010301

      Date Announced:
      MAR 01, 2001
      NHTSA ID:
      #619249

      CONCERNS WITH THE POWER STEERING SYSTEMS. *TT Read More »

    • TSB #300800

      Date Announced:
      AUG 30, 2000
      NHTSA ID:
      #619037

      SOME CUSTOMERS MAY COMPLAIN OF A LOW SPEED POWER STEERING SHUTTER PRIMARILY DURING RIGHT TURNS. *TT Read More »

    SUSPENSION

    • TSB #990308005

      Date Announced:
      OCT 01, 1999
      NHTSA ID:
      #6088866

      EXPERIENCING CLUNK, RATTLE OR METAL TO METAL NOISE FROM FRONT OF VEHICLE. *TT Read More »

    • TSB #98833409

      Date Announced:
      APR 01, 1998
      NHTSA ID:
      #601119

      SOME CUSTOMERS MAY COMMENT ABOUT THE RIDE HEIGHT BEING TOO LOW. *YC Read More »

    SERVICE BRAKES, HYDRAULIC:BRAKE FLUID LOW WARNING: LAMP

    • TSB #000525003

      Date Announced:
      SEP 01, 2000
      NHTSA ID:
      #6092576

      SOME CUSTOMERS MAY COMMENT ON AN UNDERHOOD NOISE; TRACTION ENGAGED MASSAGE; ABS WARNING LAMP ILLUMINATED WITH DIAGNOSTIC TROUBLE CODE C1225 SET. *TT Read More »

    SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS

    • TSB #735023A

      Date Announced:
      JAN 01, 1998
      NHTSA ID:
      #600208

      EXPERIENCING NOISE COMING FROM FRONT BRAKES. *YC Read More »

    SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP

    • TSB #3300

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10017254

      ABS LIGHT ON DIAGNOSTIC TROUBLE CODE C1226 OR UNWANTED ABS OR TCS ACTIVATION. *TT Read More »

    ENGINE AND ENGINE COOLING

    • TSB #01792

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10006332

      4.0L L47, 4.6L LD8 L37 ENGINE WATER PUMP COVER P/N 12571913- THERMOSTAT LOOSE. ALSO INCLUDING MODEL 2003 CADILLAC ELDORADO. *MR Read More »

    ENGINE AND ENGINE COOLING:ENGINE

    • TSB #3951

      Date Announced:
      OCT 19, 2006
      NHTSA ID:
      #10020584

      KNOCKIG NOISES OR EXCESSIVE OIL CONSUMPTION. VEHICLES WITH LD8 OR L37 4.6L V8 ENGINES. *KB Read More »

    • TSB #01771

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10006307

      4.0L L47, 4.6L LD8, L37, LH2 ENGINE COOLANT OR OIL LEAK.*MR Read More »

    • TSB #990601010C

      Date Announced:
      NOV 01, 2003
      NHTSA ID:
      #10005597

      ENGINE COLD/KNOCK/TICK NOISE. *TT Read More »

    • TSB #020601009C

      Date Announced:
      OCT 01, 2003
      NHTSA ID:
      #10004748

      HIGHER THAN EXPECTED OIL CONSUMPTION. *TT Read More »

    • TSB #030601027

      Date Announced:
      OCT 01, 2003
      NHTSA ID:
      #10004769

      THIS BULLETIN IS BEING ISSUED TO INFORM DEALERS OF ENHANCEMENTS TO CRANKCASE, OIL DISTRIBUTION PLATE AND OIL PAN SEALING BY USING RTV SEALANT. *TT Read More »

    • TSB #020601009A

      Date Announced:
      NOV 01, 2002
      NHTSA ID:
      #10000455

      HIGHER THAN EXPECTED OIL CONSUMPTION. *TT Read More »

    ENGINE AND ENGINE COOLING:ENGINE:GASOLINE

    • TSB #990601010B

      Date Announced:
      JUN 01, 2003
      NHTSA ID:
      #10002890

      ENGINE COLD/KNOCK/TICK NOISE. *TT Read More »

    • TSB #020601009

      Date Announced:
      MAR 01, 2002
      NHTSA ID:
      #631313

      SOME CUSTOMERS MAY COMMENT ON HIGHER THAN EXPECTED OIL CONSUMPTION. *SLC Read More »

    • TSB #150201

      Date Announced:
      FEB 15, 2001
      NHTSA ID:
      #619241

      THIS PRODUCT TECHNICAL INFORMATION CONCERNS AN INTERMITTENT STUMBLE OR STALL CONDITION. SOME CUSTOMERS MAY COMMENT THAT INTERMITTENTLY THEY EXPERIENCE A STUMBLE OR STALL CONDITION WHEN COMING DOWN TO A STOP. Read More »

    • TSB #990601010

      Date Announced:
      JUN 01, 1999
      NHTSA ID:
      #606086

      SOME CUSTOMERS MAY COMPLAIN ABOUT A ENGINE COLD / KNOCK / TICK NOISE. *TT Read More »

    • TSB #98877164

      Date Announced:
      APR 01, 1998
      NHTSA ID:
      #601416

      SUBJECT REGARDING NO OR DELAYED ENGINE BRAKING. *YC Read More »

    FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY

    • TSB #838310A

      Date Announced:
      SEP 01, 1998
      NHTSA ID:
      #602775

      CONCERNS OF FUEL GAUGE FLUCTUATES BETWEEN FULL AND EMPTY WHEN TANK IS FULL. *YC Read More »

    • TSB #98838310

      Date Announced:
      MAY 01, 1998
      NHTSA ID:
      #601396

      FUEL GAUGE FLUCTUATES BETWEEN FULL AND EMPTY WHEN TANK IS FULL. *YC Read More »

    POWER TRAIN

    • TSB #990730015A

      Date Announced:
      APR 01, 2000
      NHTSA ID:
      #614356

      CONCERNS WITH MALFUNCTION INDICATOR LAMP ILLIMINATES, SPEEDOMETER FLUCTUATES / INOPERATIVE, CRUISE CONTROL / TORQUE CONVERTER CLUTCH INOPERATIVE. *TT Read More »

    POWER TRAIN:MANUAL TRANSMISSION

    • TSB #98877165

      Date Announced:
      MAY 01, 1998
      NHTSA ID:
      #601419

      CONCERNS WITH A DELAYED OR HARSH ENGAGEMENT FROM PARK TO REVERSE OR DRIVE TO REVERSE. *YC Read More »

    • TSB #98877164

      Date Announced:
      MAY 01, 1998
      NHTSA ID:
      #601422

      SOME COMMENTS ABOUT A NO ENGINE BRAKING CONDITION OR A SEVERL SECOND DELAY WHEN THE SHIFT LEVER IS PLACED IN THE D3 POSITION. *YC Read More »

    POWER TRAIN:DRIVELINE

    • TSB #98877165

      Date Announced:
      JUN 01, 1998
      NHTSA ID:
      #601909

      EXPERIENCING HARSH GARAGE SHIFT, HARSH OR DELAYED ENGAGEMENT OF PARK TO REVERSE OR DRIVE TO REVERSE. *YC Read More »

    POWER TRAIN:DRIVELINE:DRIVESHAFT

    • TSB #3687

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10019202

      MISSING CAMSHAFT INTERMEDIATE DRIVE SHAFT PLUG - SERVICE VME. *TT Read More »

    ELECTRICAL SYSTEM

    • TSB #08089-B

      Date Announced:
      NOV 01, 2008
      NHTSA ID:
      #10027804

      GENERAL MOTORS CORP: SPECIAL COVERAGE ADJUSTMENT; ANALOG ONSTAR DEACTIVATION. *PE UPDATED 2/17/09. *PE Read More »

    • TSB #02038

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10006946

      DIAGNOSTIC TROUBLE CODE B1000. *MR Read More »

    • TSB #3003

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10008881

      DIAGNOSTIC TROUBLE CODE (DTC) P0442 SMALL LEAK DETECTED, INSPECT AT FUEL FILLER NECK. *MJ Read More »

    • TSB #3015

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10008897

      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 Read More »

    • TSB #838206A

      Date Announced:
      JUL 01, 1998
      NHTSA ID:
      #615076

      SOME CUSTOMERS MAY COMMENT THAT THE INTERIOR LIGHTS DO NOT COME ON WHEN OPENING A DOOR IN LOW LIGHT CONDITIONS, IF THE VEHICLE IS NOT LOCKED AND THE RKE TRANSMITTER OR KEY CYLINDER IS NOT ACTIVATED PRIOR TO OPENING THE DOOR. Read More »

    • TSB #3357

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10013543

      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). Read More »

    ELECTRICAL SYSTEM:IGNITION:MODULE

    • TSB #98876524

      Date Announced:
      SEP 01, 1998
      NHTSA ID:
      #602748

      SUBJECT REGARDING ON- BOARD DIAGNOSTIC (OBD) SYSTEM IMPROVEMENTS. *YC Read More »

    ELECTRICAL SYSTEM:SOFTWARE

    • TSB #08089-B

      Date Announced:
      NOV 01, 2008
      NHTSA ID:
      #10027804

      GENERAL MOTORS CORP: SPECIAL COVERAGE ADJUSTMENT; ANALOG ONSTAR DEACTIVATION. *PE UPDATED 2/17/09. *PE Read More »

    VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:REAR WINDOW

    • TSB #030844005B

      Date Announced:
      JAN 01, 2005
      NHTSA ID:
      #10005588

      POOR RADIO RECEPTION OR RADIO STATIC/ INCREASED INTERFERENCE WITH REAR WINDOW DEFOGGER ON OR SOME REAR WINDOW DEFOGGER GRIDS MAY BE INOPERATIVE. *TT Read More »

    VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:FAN/MOTOR

    • TSB #030137002

      Date Announced:
      NOV 01, 2003
      NHTSA ID:
      #10005549

      REVISED HVAC BLOWER MOTOR INSTALLATION PROCEDURE. *TT Read More »

    AIR BAGS

    • TSB #00066

      Date Announced:
      NOV 08, 2000
      NHTSA ID:
      #617616

      SUBJECT REGARDING RECALL CAMPAIGN 00066 - INADVERTENT DEPLOYMENT OF SIDE IMPACT AIR BAG. *TT Read More »

    • TSB #081100

      Date Announced:
      NOV 08, 2000
      NHTSA ID:
      #617617

      GENERAL MOTORS RECENTLY NOTIFIED OWNERS OF CERTAIN VEHICLES THAT A CONDITION COULD EXIST THAT MAY CAUSE THE SIDE IMPACT AIR BAG TO DEPLOY UNEXPECTEDLY, WITHOUT A CRASH, AS THESE VEHICLES ARE STARTED OR DURING NORMAL DRIVING. Read More »

    • TSB #231000

      Date Announced:
      OCT 23, 2000
      NHTSA ID:
      #617630

      THIS BULLETIN STATES THAT GM CAMPAIGN IDENTIFICATION NUMBER 00066 HAS BEEN ADDED TO THE GM VEHICLE INQUIRY SYSTEM (GMVIS) DATABASE FOR THE 1998-99 CADILLAC DEVILLE SIDE IMPACT AIR BAG RECALL. Read More »

    AIR BAGS:SIDE/WINDOW

    • TSB #00066

      Date Announced:
      JUN 26, 2001
      NHTSA ID:
      #623480

      INFORMATION REGARDING PRODUCT SAFETY CAMPAIGN, NON-CRASH DEPLOYMENT OF SIDE IMPACT AIR BAGS. *SLC Read More »

    • TSB #131200

      Date Announced:
      DEC 13, 2000
      NHTSA ID:
      #617756

      GENERAL MOTORS HAS NOTIFIED OWNERS OF CERTAIN VEHICLES THAT A CONDITION COULD EXIST THAT MAY CAUSE THE SIDE IMPACT AIR BAG TO DEPLOY UNEXPECTEDLY, WITHOUT A CRASH, AS THESE VEHICLES ARE STARTED OR DURING NORMAL DRIVING - PART 1. Read More »

    • TSB #131200

      Date Announced:
      DEC 13, 2000
      NHTSA ID:
      #617757

      SUBJECT REGARDING REVISED GUIDELINES - SERVICE PROCEDURE TO TEMPORARILY DISCONNECT SIDE IMPACT AIR BAGS - PART 2. *TT Read More »

    STRUCTURE:BODY

    • TSB #010849013B

      Date Announced:
      DEC 01, 2002
      NHTSA ID:
      #10000757

      INSTRUMENT PANEL (IP) UPPER TRIM PANEL AND DEFROSTER GRILLE LIFTING / LOOSE / WARPING. *TT Read More »

    • TSB #831704

      Date Announced:
      OCT 01, 1998
      NHTSA ID:
      #602983

      CONCERNS OF DOOR HANDLES ON WHITE PAINTED VEHICLES TRUNING YELLOW. *YC Read More »

    STRUCTURE:BODY:DOOR

    • TSB #839013

      Date Announced:
      AUG 01, 1998
      NHTSA ID:
      #603831

      SOME CUSTOMERS MAY COMMENT THAT THE VEHICLE THFT DETERRENT SYSTME ACTIVATES WHEN UNLOCKING THE DOOR WITH A KEY. *YC Read More »

    SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER

    EQUIPMENT

    • TSB #3001

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10008847

      VOLUME IS ONLY CONTROLLED USING STEERING WHEEL CONTROLS. *TT Read More »

    EQUIPMENT:ELECTRICAL

    • TSB #08-089

      Date Announced:
      JUN 01, 2008
      NHTSA ID:
      #10026586

      BUICK\CADILLAC\CHEVROLET\GMC\HUMMER\OLDSMOBILE\PONTIAC\SAAB\SATURN SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. SPECIAL COVERAGE ADJUSTMENT-ANALOG ONSTAR DEACTIVATION. Read More »

    EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

    • TSB #16NA260

      Date Announced:
      AUG 26, 2016
      NHTSA ID:
      #10082506

      THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO REPROGRAM THE MEDIA DISC PLAYER WITH THE LATEST CALIBRATIONS TO CORRECT A CONDITION OF THE REAR ENTERTAINMENT SYSTEM NOT OPERATING AS INTENDED IN COLDER AMBIENT TEMPERATURE AREAS DUE TO ... Read More »

    • TSB #839606

      Date Announced:
      AUG 01, 1998
      NHTSA ID:
      #609639

      TRUNK MOUNTED 12 CD CHANGER EJECTS INTERMITTENTLY. YD Read More »

    EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)

    • TSB #08089-B

      Date Announced:
      NOV 01, 2008
      NHTSA ID:
      #10027804

      GENERAL MOTORS CORP: SPECIAL COVERAGE ADJUSTMENT; ANALOG ONSTAR DEACTIVATION. *PE UPDATED 2/17/09. *PE Read More »

    EQUIPMENT:APPLIANCE:AIR CONDITIONER

    • TSB #01396

      Date Announced:
      NOV 18, 2003
      NHTSA ID:
      #10004198

      AIR CONDITIONING COMPRESSOR CONTINUOUSLY RUNS. *TT Read More »

    UNKNOWN OR OTHER

    • TSB #010849013A

      Date Announced:
      DEC 01, 2001
      NHTSA ID:
      #628874

      SOME CUSTOMERS MAY COMMENT THAT THE INSTRUMENT PANEL UPPER TRIM PANEL AND THE WINDSHIELD DEFROSTER GRILLE APPEAR TO BE LIFTING/LOOSE/WARPING. *TT Read More »

    • TSB #010849013

      Date Announced:
      SEP 01, 2001
      NHTSA ID:
      #623908

      THIS BULLETIN ADDRESSES CONCERNS WITH THE INSTRUMENT PANEL (IP) UPPER TRIM PANEL AND DEFORSTER GRILLE WHICH APPEARS TO BE LIFTING / LOOSE / WARPING. *TT Read More »

    • TSB #990730015

      Date Announced:
      JUL 01, 1999
      NHTSA ID:
      #608389

      MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATES, SPEEDOMETER FLUCTUATES/INOPERATIVE, CRUISE CONTROL/TORQUE CONVERTER CLUTCH INOPERATIVE. *MJS Read More »

    • TSB #98838206

      Date Announced:
      MAY 01, 1998
      NHTSA ID:
      #601404

      NO INTERIOR LIGHTS WHEN OPENING UNLOCKED DOOR IN LOW LIGHT CONDITIONS. *YC Read More »