Technical Service Bulletins (TSBs) for the 1990 Trans Sport are official communications between Pontiac & 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:ENGINE:GASOLINE

    • TSB #876002A

      Date Announced:
      JUL 01, 1998
      NHTSA ID:
      #615073

      SOME V6 ENGINES MAY, ON A VERY INFREQUENT BASIS, HAVE AN OIL ODOR CONDITION THAT IS GENERALLY ENCOUNTERED AFTER THE ENGINE'S OIL HAS BEEN CHANGED. Read More »

    FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY

    • TSB #436303

      Date Announced:
      JAN 01, 1995
      NHTSA ID:
      #39075

      FUEL TANK THUD/CLUNK. *TW Read More »

    POWER TRAIN

    • TSB #01880

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007559

      NO TCC APPLY, MALFUNCTION INDICATOR LAMP (MIL) ON, TCC SURGE, POSSIBLE P0740, P1870, OR 39 AFTER INSTALLATION OF A REMAN (SRTA) 4T60/4T60E. *TT Read More »

    STRUCTURE:BODY:DOOR