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Home >> GMC >> 2021 >> Terrain SL >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 1.5L (LYX) - Repair Instructions >> Repair Instructions >> Fuel Injector Wiring Harness Replacement >> Installation Procedure
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Installation Procedure

  1. GM3982080Courtesy of GENERAL MOTORS COMPANY

    Connect the fuel injector wiring harness connectors (2) to the fuel injectors (3).

  2. Position the fuel injector wiring harness to the fuel injection fuel rail and install NEW wiring harness tie straps (1).
  3. GM3982086Courtesy of GENERAL MOTORS COMPANY

    Connect the fuel injector wiring harness connector (1) to the fuel injection fuel rail fuel pressure sensor.

  4. Install a NEW wiring harness tie strap (1).
  5. Clip the fuel injector wiring harness (3) to the fuel injection fuel rail.
  6. Fuel Injection Fuel Rail Assembly - Install - Fuel Injection Fuel Rail Assembly Replacement 
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