Technical Service Bulletins (TSBs) for the 1993 Safari 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.

    SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES

    • TSB #PIT-3665-A

      Date Announced:
      NOV 01, 2010
      NHTSA ID:
      #10028790

      GENERAL MOTORS: ON ALL 1988-2009 FULL SIZE CHEVROLET/GMC PICKUPS, UTILITIES AND VANS, THE BRAKE PEDAL WILL MOVE DOWN OR SELF APPLY DURING FULL LOCK TURNS OR NEAR FULL LOCK TURNS. CHEVROLET ASTRO AND GMC SAFARI VANS; HUMMER 2 ARE INCLUDED. Read More »

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

    • TSB #240699

      Date Announced:
      JUL 24, 1999
      NHTSA ID:
      #608382

      SUBJECT REGARDING ABS 3-SENSOR EBC4 - SPECIAL POLICY. *TT Read More »

    ENGINE AND ENGINE COOLING:ENGINE:GASOLINE

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)

    • TSB #96067A

      Date Announced:
      JUN 01, 1997
      NHTSA ID:
      #52576

      SPECIAL POLICY ADJUSTMENT - LINEAR EXHAUST GAS RECIRCULATION SYSTEM. *TW Read More »

    • TSB #96067

      Date Announced:
      FEB 01, 1997
      NHTSA ID:
      #51281

      POLICY ADJUSTMENT - LINEAR EXHAUST GAS RECIRCULATION SYSTEM. *TW Read More »

    FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP

    • TSB #566305

      Date Announced:
      AUG 01, 1995
      NHTSA ID:
      #45817

      VEHICLE DOES NOT START READILY UPON CRANKING (REPLACE FUEL PUMP RELAY). *SD Read More »

    POWER TRAIN

    • 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 #RCL/93C56A

      Date Announced:
      JAN 01, 1995
      NHTSA ID:
      #38077

      GENERAL MOTORS HAS DETERMINED THAT CERTAIN 1993 M/L AND G VANS MAY EXPERIENCE A CONDITION, AT TEMPERATURES BELOW 32 DEGREES FAHRENHEIT, WHERE THE TRANSMISSION WILL NOT SHIFT OUT OF PARK WITH THE BRAKE PEDAL DEPRESSED. Read More »

    • TSB #467108

      Date Announced:
      DEC 01, 1994
      NHTSA ID:
      #37942

      TRANSMISSION EXTENTION SEAL LEAKS. *TW Read More »

    • TSB #CAMP/93C56

      Date Announced:
      NOV 01, 1994
      NHTSA ID:
      #37823

      MANUFACTURER RECALL - GENERAL MOTORS HAS DETERMINED THAT CERTAIN 1993 M/L AND G VANS MAY EXPERIENCE A CONDITION AT TEMPERATURES BELOW 32 DEGREES FAHRENHEIT WHERE THE TRANSMISSION WILL NOT SHIFT OUT OF PARK WITH THE BRAKE PEDAL DEPRESSED ... 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:WIRING

    ELECTRICAL SYSTEM:WIRING:INTERIOR/UNDER DASH

    • TSB #468203A

      Date Announced:
      JUN 01, 1995
      NHTSA ID:
      #45821

      INOPERATIVE OR ERRATIC SPEEDOMETER AND/OR VEHICLE SHIFTS DOWN INTO SECOND GEAR OR WILL NOT SHIFT OUT OF SECOND GEAR (REPLACE CONNECTOR C240). *SD Read More »

    • TSB #468203

      Date Announced:
      FEB 01, 1995
      NHTSA ID:
      #39297

      INOPERATIVE OR ERRATIC SPEEDOMETER AND/OR VEHICLE SHIFTS DOWN INTO SECOND GEAR OR WILL NOT SHIFT OUT OF SECOND GEAR. *TW Read More »

    ELECTRICAL SYSTEM:IGNITION:MODULE

    • TSB #676537

      Date Announced:
      JUN 01, 1997
      NHTSA ID:
      #52571

      INTERMITTENT HESTIATIONS, LOW POWER, AND ROUGH RUNNING ENGINE IN COLD TEMPERATURES (REPLACE PCM). *TW Read More »

    VISIBILITY

    • TSB #01667

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007244

      WINDOW REGULATOR MOTOR DOES NOT FIT. *TT Read More »

    VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:WINDSHIELD:ELECTRICAL HEATING ELEMENT

    STRUCTURE:BODY:DOOR

    • TSB #020864013

      Date Announced:
      MAY 01, 2002
      NHTSA ID:
      #634576

      SOME CUSTOMERS MAY COMMENT THAT THE RIGHT REAR DOOR HANDLE ON THE CARGO DOOR BREAKS. *TT Read More »

    VEHICLE SPEED CONTROL

    UNKNOWN OR OTHER