FixVault

Installation Procedure

  1. Clean and inspect the fuel injector prior to reinstalling it. Fuel Injector Cleaning and Inspection
  2. GM5034546Courtesy of GENERAL MOTORS COMPANY

    Combustion Fuel Injector Seal (1) - Install NEW

  3. GM5034539Courtesy of GENERAL MOTORS COMPANY

    Slide the fuel injector hold down clamp (3) into the grooves on the fuel injector (5) and install them together into the valve rocker arm cover ensuring that the fuel injector locating pin (4) engages the fuel injector hold down clamp (3).

  4. Fuel Injector Washer (2) - Install
  5. CAUTION:

    Refer to Fastener Caution .

  6. Fuel Injector Bracket Bolt (1) - Install and tighten 32 N.m (24 lb ft)
  7. GM5034532Courtesy of GENERAL MOTORS COMPANY

    Electrical Connector (1) @ Fuel Injector (2) - Connect

  8. Fuel Injection Fuel Return Pipe - Install - Fuel Injection Fuel Return Pipe Replacement 
  9. NOTE:

    High pressure fuel feed pipes are one time use only. ALWAYS install a NEW high pressure fuel feed pipe if the pipe is removed OR the fittings are loosened.

  10. Fuel Injection Fuel Feed Pipe - Fuel Injector to Fuel Rail - Install NEW - Fuel Injection Fuel Feed Pipe Replacement (Fuel Injector to Fuel Rail) 
  11. NOTE:

    If applicable, perform the fuel filter life reset after replacing the fuel filter.

  12. Replace the fuel filter. Fuel Filter Replacement 
  13. Connect the battery negative cable. Battery Negative Cable Disconnection and Connection (Single Battery) , or Battery Negative Cable Disconnection and Connection (Dual Battery)
  14. Prime the fuel system. Fuel System Priming 
  15. With the engine running, check the fuel system for leaks.
  16. Intake Manifold Cover Insulator - Install [2x]
  17. Perform the fuel trim reset.
  18. Perform the fuel injector flow rate programming. Fuel Injector Flow Rate Programming