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Home >> Buick >> 2016 >> Cascada Base >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls And Fuel - 1.6L (LWC) - Repair Instructions >> Repair Instructions >> Fuel Injector Replacement >> Removal Procedure
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Removal Procedure

WARNING:

Refer to Safety Goggles and Fuel Warning .

CAUTION:

When working on the fuel rail and fuel injectors, always maintain a clean work surface. Failure to maintain a clean work surface can result in contaminant on the injector seals and cause leaks.

  1. Remove the fuel injector rail assembly. Refer to Fuel Injection Fuel Rail Assembly Removal and Installation .
  2. Fig 1: Plate, Bolts And Supports
    GM2918404Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    The EN-51146-2-5  calibrations tools must be installed.

  3. Remove the 8 plate bolts (1) and remove EN-51146-1-2  plate (2), counterhold with a wrench (4) at the EN-51146-1-1  supports (3).
  4. NOTE:

    Remove only the EN-51146-1-1  supports (3) of the fuel injector or fuel injectors, which will be replaced. The EN-51146-1-1  supports must be installed at the injectors, which will be re-used. Failure to follow this caution could cause leaks or malfunction after installation.

  5. Remove the regarding EN-51146-1-1  supports (3).
  6. Fig 2: Fuel Injection Fuel Rail
    GM3324319Courtesy of GENERAL MOTORS COMPANY
  7. Disconnect the regarding fuel injector wiring harness plugs (2).
  8. Remove the regarding fuel injectors (3) from fuel injection fuel rail (1).