Technical Service Bulletins (TSBs) for the 1993 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.

    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 #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 »

    ENGINE AND ENGINE COOLING:ENGINE:GASOLINE

    • TSB #990601010

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

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

    ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)

    • TSB #130089009

      Date Announced:
      SEP 01, 2013
      NHTSA ID:
      #10246631

      Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules Read More »

    POWER TRAIN

    • TSB #3179

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10010847

      SERVICE ENGINE SOON LIGHT ON AND CHUGGLE OR SURGE. DIAGNOSTIC TROUBLE CODE P0741 OR DIAGNOSTIC TROUBLE CODE 39 (TCC STUCK OFF). *TT Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION

    POWER TRAIN:DRIVELINE:DRIVESHAFT

    • TSB #577106A

      Date Announced:
      FEB 01, 1997
      NHTSA ID:
      #51497

      COLD START RATTLE NOISE (DIAGNOSIS/SERVICE PROCEDURE). *TW Read More »