Technical Service Bulletins (TSBs) for the 1986 Blazer are official communications between Chevrolet & 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.

    VISIBILITY:WINDSHIELD

    • TSB #9310A343

      Date Announced:
      FEB 01, 1993
      NHTSA ID:
      #39431

      FRONT DOOR SIDE GLASS BINDING/TRACK DISENGAGEMENT. *TW Read More »

    STRUCTURE:BODY:HOOD

    • TSB #GM561204

      Date Announced:
      APR 01, 1995
      NHTSA ID:
      #41076

      WATER LEAK AT THE A/C RECIRCULATION DOOR (INSTALL NEW HOOD HINGE SEAL). *TW Read More »

    LATCHES/LOCKS/LINKAGES:DOORS:LATCH

    • TSB #GM161514

      Date Announced:
      APR 01, 1995
      NHTSA ID:
      #41072

      END GATE LATCH RATTLE (INSTALL REVISED STRIKER). *TW Read More »