SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSCHEVROLET2019EXPRESS 2500 BASE, VAN CARGO EXTENDED, 6.0L ENG VIN GREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 3 (ENGINE CONTROLS AND FUEL - 4.3L (LV1) - REPAIR INSTRUCTIONS)REPAIR INSTRUCTIONSFUEL INJECTOR REPLACEMENTINSTALLATION PROCEDURE
2019 Chevrolet Express 2500 Base, Van Cargo Extended, 6.0L Eng VIN G

Installation Procedure

2019 Chevrolet Express 2500 Base, Van Cargo Extended, 6.0L Eng VIN GSECTION Installation Procedure
WARNING: This page is about a different variant/trim than selected.
  1. GM4862025Courtesy of GENERAL MOTORS COMPANY

    Use the EN-51097  replacer (1) to spread apart both sides of the fuel injector hold down clamp (2) evenly and install the clamp.

  2. After removing the EN-51097  replacer (1), inspect each fuel injector hold down clamp (2) and ensure each clamp is properly installed.
  3. GM4855985Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    All fuel injector components MUST be clean and free of debris prior to installation.

    Install the rebuilt fuel injectors (1) to the fuel injection fuel rail.

  4. GM4855981Courtesy of GENERAL MOTORS COMPANY
    NOTE:
    • Do NOT reuse the fuel feed intermediate pipe. If the fuel feed intermediate pipe fittings are loosened or the pipes are removed, the pipes MUST be replaced.
    • Inspect for leaks before installing the fuel pump insulator.

    Install the fuel injection fuel rail (1), connect the engine wiring harness, and install the fuel feed intermediate pipe. Fuel Injection Fuel Rail Assembly Replacement - Bank 1 , or Fuel Injection Fuel Rail Assembly Replacement - Bank 2 

  5. Connect the battery negative cable. Battery Negative Cable Disconnection and Connection (Single Battery) , or Battery Negative Cable Disconnection and Connection (Dual Battery)
  6. Pressurize the fuel system and inspect for leaks.
  7. If NO leaks are observed, continue installing the remaining components. Fuel Injection Fuel Rail Assembly Replacement - Bank 1 , or Fuel Injection Fuel Rail Assembly Replacement - Bank 2 
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

Shop Manual-Ready ToolsFree Quote CheckQuote Shield Pro

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.