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Home >> Chevrolet >> 2021 >> Blazer RS, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 6 (Engine Controls And Fuel - 2.0L (LSY) - Repair Instructions) >> Repair Instructions >> Fuel Injector Replacement >> Removal Procedure

Removal Procedure

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  1. Remove the fuel injection fuel rail assembly. Fuel Injection Fuel Rail Assembly Replacement 
  2. Fuel Injector Wiring Harness - Remove - Fuel Injector Wiring Harness Replacement 
  3. GM5034357Courtesy of GENERAL MOTORS COMPANY

    Install the EN-50791-100  Fuel Injector Installation Adapter (2) to the EN-50791  Injector to Rail Installer (1).

  4. Install EN-50791  Injector to Rail Installer (1) to the fuel injector (3).
  5. GM5034363Courtesy of GENERAL MOTORS COMPANY

    Using EN-50791  Injector to Rail Installer (1), compress the fuel injector (4) into the fuel rail.

  6. Fuel Injector Retainer (3) - Remove [4x]
  7. Repeat the procedure for the other 3 fuel injectors.
  8. Remove the EN-50791  Injector to Rail Installer (1) along with the EN-50791-100  Fuel Injector Installation Adapter (2).
  9. GM5034352Courtesy of GENERAL MOTORS COMPANY

    Fuel Injector (3) - Remove [4x]

  10. Fuel Injection Fuel Rail Seal (1) - Remove and DISCARD [4x]
  11. Fuel Injector Seal Spacer (2) - Remove and DISCARD [4x]
  12. Direct Fuel Injector Hold Down Clamp (5) - Remove and DISCARD [4x]
  13. Fuel Injector Nozzle Housing Seal (4) - Remove and DISCARD [8x]