1994 GMC Sierra 2500

4 Technical Service Bulletins (TSBs)

TSB List for the 1994 GMC Sierra 2500

Technical Service Bulletins (TSBs) for the 1994 Sierra 2500 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:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)
  • FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM
  • ELECTRICAL SYSTEM:12V/24V/48V BATTERY
  • EQUIPMENT:MECHANICAL

    • ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)

    • TSB #130089009

      Date Announced:
      SEP 01, 2013
      NHTSA ID:
      #10246631

      Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules Read More »

    FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM

    • TSB #04-06-04-051F

      Date Announced:
      MAR 22, 2022
      NHTSA ID:
      #10209734

      This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive. Read More »

    ELECTRICAL SYSTEM:12V/24V/48V BATTERY

    • TSB #CSP-10414

      Date Announced:
      JAN 01, 2012
      NHTSA ID:
      #10043504

      GMC/CHEVROLET: SEE DOCUEMTN SEARCH BUTTON FOR OWNER LETTER. AUXILIARY BATTERY FEED MAY CAUSE FUSIBLE LINK TO MELT AND OPEN CIRCUIT TO PREVENT DAMAGE OR FIRE IN WIRING HARNESS, DUE TO ELECTRICAL OVER LOAD. Read More »

    EQUIPMENT:MECHANICAL

    • TSB #04-06-04-051F

      Date Announced:
      MAR 22, 2022
      NHTSA ID:
      #10209734

      This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive. Read More »

    Browse Other Sierra 2500 Years

    Become a Fan & Spread the Word