Technical Service Bulletins (TSBs) for the 1999 Sierra 3500 are official communications between GMC & 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 #04292004

      Date Announced:
      APR 29, 2004
      NHTSA ID:
      #10013205

      ENGINE MAY HAVE A CONDITION IN WHICH THE EXHAUST VALVE STEM MAY BECOME DEFORMED. THIS INCLUDES 1999-01 CHEVROLET AND GMC 4500 AND 5500 MODELS. *EH Read More »

    FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY

    • TSB #270801

      Date Announced:
      AUG 27, 2001
      NHTSA ID:
      #625259

      INFORMATION REGARDING COLLAPSED FUEL TANK INCLUDING GMT 400 SIERRA AND CHEVROLET PICK-UP. *YH Read More »

    FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP

    POWER TRAIN:AUTOMATIC TRANSMISSION

    • TSB #010417001B

      Date Announced:
      MAR 01, 2002
      NHTSA ID:
      #629551

      SUBJECT REGARDING LAUNCH SHUDDER ON ACCELERATION (INSTALL NEW ONE-PIECE PROPELLER SHAFT) *JG Read More »

    • TSB #010730021

      Date Announced:
      MAY 01, 2001
      NHTSA ID:
      #619742

      THIS TECHNICAL SERVICE BULLETIN STATES THAT TECHNICIANS MAY EXPERIENCE DIFFICULTY IN REMOVING THE CONNECTORS FROM THE PARK / NEUTRAL POSITION SWITCH, USUALLY WHEN TRYING TO REMOVE THE SWITCH DURING TRANSMISSION SERVICE. Read More »

    • TSB #010730020

      Date Announced:
      APR 01, 2001
      NHTSA ID:
      #619715

      SUBJECT ORDERING REFERENCE TABLE FOR ORDERING THE NEW VALVE BODY, SPACER PLATE AND GASKET KIT. *TT Read More »

    POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT

    • TSB #010417001A

      Date Announced:
      JUN 01, 2001
      NHTSA ID:
      #623047

      SOME CUSTOMERS MAY COMMENT ON A VIBRATION DURING ACCELERATION FROM 0 - 40 KM/H (0 - 25 MPH). *TT Read More »

    POWER TRAIN:AXLE ASSEMBLY

    • TSB #010417001

      Date Announced:
      FEB 01, 2001
      NHTSA ID:
      #619173

      SOME EXTENDED AND CREW CAB LONG BOX PICKUP MODELS INCLUDING 1999 AND 2001 CHEVROLET K2500 MODELS WITH AUTOMATIC TRANSMISSION MAY EXHIBIT A VIBRATION (LAUNCH SHUDDER) DURING ACCELERATION FROM 0-40 KM/H (0-25). 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 »

    UNKNOWN OR OTHER

    • TSB #010730002B

      Date Announced:
      MAY 01, 2001
      NHTSA ID:
      #619741

      MALFUNCTION INDICATOR LAMP (MIL) IS ON; THE TRANSMISSION IS STUCK IN THIRD GEAR; AND / OR THE INSTRUMENT CLUSTER IS INOPERATIVE. *TT Read More »