Technical Service Bulletins (TSBs) for the 1998 Savana 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.

    STEERING

    • TSB #070232001

      Date Announced:
      MAR 01, 2007
      NHTSA ID:
      #10021450

      REDUCED STEERING EFFORT (DIAGNOSE/REPLACE STEERING WHEEL POSITION SENSOR). *KB Read More »

    SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES

    • TSB #PIT-3665-D

      Date Announced:
      MAY 11, 2016
      NHTSA ID:
      #10078876

      THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THAT THE HYDRO-BOOST IS NOT SERVICEABLE AND WILL NEED TO BE REPLACED IF THE BRAKE PEDAL MOVES OR APPLIES ON ITS OWN AT A FULL TURN. Read More »

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

    • TSB #3521

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10016711

      ANTI-LOCK BRAKING SYSTEM (ABS) LIGHT ON SPEEDOMETER MAY BE ERRATIC. DIAGNOSTIC TROUBLE CODE (DTC) C0055 C0235 C0236 OR C0237 STORED IN THE EBCM. *TT 1998-2008 ALL CHEVROLET, GMC, BUICK, AND OLDSMOBILE MID-SIZED TRUCKS AND UTILITIES. Read More »

    SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT

    • TSB #3521

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10016711

      ANTI-LOCK BRAKING SYSTEM (ABS) LIGHT ON SPEEDOMETER MAY BE ERRATIC. DIAGNOSTIC TROUBLE CODE (DTC) C0055 C0235 C0236 OR C0237 STORED IN THE EBCM. *TT 1998-2008 ALL CHEVROLET, GMC, BUICK, AND OLDSMOBILE MID-SIZED TRUCKS AND UTILITIES. Read More »

    ENGINE AND ENGINE COOLING

    ENGINE AND ENGINE COOLING:ENGINE

    • TSB #01992

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10006952

      6.5 L57 ENGINE- CRANKS OR STARTS WITH THE KEY IN RUN. 94-98 GMC P32 RV/VAN CHASSIS, 94-98 CHEVROLET P32 RV/VAN CHASSIS. *MR Read More »

    • TSB #030601024

      Date Announced:
      AUG 01, 2003
      NHTSA ID:
      #10004371

      RATTLE NOISE IN ENGINE. *TT Read More »

    • TSB #111201

      Date Announced:
      DEC 11, 2001
      NHTSA ID:
      #629613

      ADDRESSING CUSTOMERS COMMENTS ABOUT ENGINE OIL COOLER LINES LEAKING. *TT Read More »

    • TSB #3081

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10010375

      SERVICE ENGINE SOON LIGHT AND P0300 WHEN TOWING, CRUISING UPHILL OR ON HARD ACCELERATION. *TT Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

    • TSB #311001

      Date Announced:
      OCT 31, 2001
      NHTSA ID:
      #628070

      SOME VEHICLES MAY EXHIBIT AN EXHAUST NOISE, RATTLE NOISE AT 550 RPM. *TT Read More »

    • TSB #170801

      Date Announced:
      AUG 17, 2001
      NHTSA ID:
      #625331

      VEHICLES MAY EXPERIENCE AN EXHAUST SYSTEM NOISE. *JG Read More »

    FUEL SYSTEM, OTHER

    • TSB #3325

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10017191

      SUPPLEMENT TO BULLETIN 99-06-04-047A FOR FUEL SYSTEM CLEANING. *TT Read More »

    FUEL SYSTEM, OTHER:FUEL INJECTION SYSTEM

    • TSB #01349A

      Date Announced:
      NOV 18, 2003
      NHTSA ID:
      #10004135

      6.5L L49 L56 L57 L65 DIESEL ENGINE REQUIRING FUEL INJECTION PUMP REPLACEMENT. MODELS P32/P42 1994-1999 INCLUDED. *TT Read More »

    POWER TRAIN

    • TSB #01599

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007237

      4L60E, 4L65E FORWARD AND LOW REVERSE WAVED STEEL CLUTCH PLATE APPEARANCE CHANGE. *TT Read More »

    • TSB #010730002C

      Date Announced:
      AUG 01, 2003
      NHTSA ID:
      #10004354

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

    • TSB #990730016A

      Date Announced:
      OCT 01, 2002
      NHTSA ID:
      #10007838

      DIAGNOSTIC INFORMATION FOR INTERMITTENT TRANSMISSION DOWNSHIFT, SLIP, BUSY/CYCLING TCC OR NOISY COOLING FAN. *TT Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION

    • TSB #030730056

      Date Announced:
      NOV 01, 2003
      NHTSA ID:
      #10005566

      4L60-E AUTOMATIC TRANSMISSION OIL PUMP FIRST AND SECOND DESIGN IDENTIFICATION. *TT Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)

    • TSB #01404

      Date Announced:
      NOV 18, 2003
      NHTSA ID:
      #10004208

      POWERTRAIN CONTROL MODULE (PCM) WILL NOT FIT IN NEW TRAY PER BULLETIN 02-06-04-020A. *TT Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION:LEVER AND LINKAGE:COLUMN SHIFT

    • TSB #020730024A

      Date Announced:
      AUG 01, 2005
      NHTSA ID:
      #634999

      DIAGNOSIS OF CRACKED OR BROKEN TRANSMISSION CASE. *TT 2006 AND PRIOR CARS AND LIGHT DUTY TRUCKS. *TT Read More »

    ELECTRICAL SYSTEM

    • TSB #00149D

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10005439

      MALFUNCTION INDICATOR LAMP ON WITH A P0300 SET AND A MISFIRE. VARIOUS MODELS INCLUDING 1996 - 1999 P32 MODELS. SIT BULLETIN 1416475. *TT Read More »

    • TSB #00149C

      Date Announced:
      NOV 18, 2003
      NHTSA ID:
      #10004223

      MALFUNCTION INDICATOR LAMP ON WITH A P0300 SET AND A MISFIRE. VARIOUS MODELS INCLUDING THE 1996-1999 P32 AND THE 1996-2002 GMC C/K TRUCK. *TT Read More »

    ELECTRICAL SYSTEM:IGNITION

    • TSB #3238

      Date Announced:
      OCT 13, 2006
      NHTSA ID:
      #10010656

      PRNDL LIGHT UP WITH KEY OUT OF IGNITION AND DOOR OPEN. *EH Read More »

    EXTERIOR LIGHTING:TURN SIGNAL:FLASHER UNIT

    • TSB #3356

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10013491

      TURN SIGNAL FLASH TOO FAST, OPPOSITE SIDE DIM. *TT Read More »

    VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR

    STRUCTURE

    • TSB #3339

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10017184

      WATER INTRUSION AT RIGHT OR LEFT A-PILLAR. *SC Read More »

    STRUCTURE:BODY

    • TSB #151200

      Date Announced:
      DEC 15, 2000
      NHTSA ID:
      #617786

      THIS SERVICE MESSAGE ADDRESSES CUSTOMER CONCERNS REGARDING THEFT DETERRENTS, A NEW REAR DOOR OUTSIDE HANDLE AND LICENSE PLATE HOUSING DEVELOPED FOR ADDED THEFT PROTECTION. *TT Read More »

    STRUCTURE:BODY:DOOR

    • TSB #020864012A

      Date Announced:
      JUN 01, 2003
      NHTSA ID:
      #10002842

      SIDE CARGO DOOR BINDS. *TT Read More »

    • TSB #020864012

      Date Announced:
      MAY 01, 2002
      NHTSA ID:
      #634592

      SIDE CARGO DOORS ARE HARD TO OPEN OR STIFF ON 1996 - 2002 CHEVROLET AND GMC G-VAN MODELS. *TT Read More »

    STRUCTURE:BODY:DOOR:HINGE AND ATTACHMENTS

    • TSB #060864032

      Date Announced:
      OCT 01, 2006
      NHTSA ID:
      #10020952

      SIDE CARGO DOOR IS HARD TO OPEN. INSTALL NEW HINGE PINS. *KB Read More »

    • TSB #240901

      Date Announced:
      SEP 24, 2001
      NHTSA ID:
      #626337

      CUSTOMERS MAY COMPLAIN OF BINDING SIDE CARGO DOOR HINGES. *SLC Read More »

    TIRES

    • TSB #030310002

      Date Announced:
      JUN 01, 2004
      NHTSA ID:
      #10012160

      USE OF CORRECT INSTALLATION PROCEDURE FOR LOOSE HUBCAP ASSEMBLY. THIS SERVICE BULLETIN REPLACES 030310002. *EH 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 #020604020B

      Date Announced:
      OCT 01, 2003
      NHTSA ID:
      #10004726

      THIS BULLETIN IS BEING REVISED TO INFORM DEALERS THAT THE VCM / PCM (POWERTRAIN CONTROL MODULE) MAY BE SUSCEPTIBLE TO CORROSION AND / OR WATER INTRUSION. *TT Read More »

    • TSB #020604020A

      Date Announced:
      AUG 01, 2003
      NHTSA ID:
      #10004358

      THIS BULLETIN IS BEING REVISED TO INFORM DEALERS THAT THE VCM / PCM (POWERTRAIN CONTROL MODULE) MAY BE SUSCEPTIBLE TO CORROSION AND / OR WATER INTRUSION. *TT Read More »

    • TSB #020604020

      Date Announced:
      MAY 01, 2002
      NHTSA ID:
      #634727

      THIS BULLETIN IS BEING REVISED TO INFORM DEALERS THAT THE VCM / PCM (POWERTRAIN CONTROL MODULE) MAY BE SUSCEPTIBLE TO CORROSION AND / OR WATER INTRUSION. *TT Read More »