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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 282 (Engine Controls And Fuel - 6.2L (LT4) - Repair Instructions) >> Repair Instructions >> Fuel Injector Wiring Harness Replacement - Bank 1 >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2022 Cadillac CT5. However, it is still accessible from the selected car via links, so may be relevant.
  1. GM5836716Courtesy of GENERAL MOTORS COMPANY

    Install the fuel injector wiring harness (3).

  2. Connect the 5 fuel injector wiring harness connectors (2).
  3. Install the 3 fuel injector wiring harness straps (1).
  4. Install the fuel pump insulator. Fuel Pump Insulator Replacement 
  5. Pressurize the fuel system and inspect for leaks.
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