2005 Pontiac Sunfire AutomaticFACTORY OEM SERVICE PROCEDURE

Removal Procedure

    Fig 1: View Of Fuel Rail
    GM870613Courtesy of GENERAL MOTORS CORP.
  1. Remove the fuel rail. Refer to Fuel Rail Assembly Replacement .
    2. Fig 2: View Of Fuel Injector Harness Connectors
    GM870618Courtesy of GENERAL MOTORS CORP.
  2. Remove the fuel injector electrical connector.
    3. Fig 3: Identifying Fuel Injector Retainer Clip
    GM870623Courtesy of GENERAL MOTORS CORP.
  3. Remove the fuel injector retainer clip (1).
    4. Fig 4: Locating Fuel Injector
    GM870626Courtesy of GENERAL MOTORS CORP.
  4. Remove the fuel injector from the fuel rail.
    5. IMPORTANT: Visually inspect the fuel injector in order to determine if the upper O-ring was also removed. If the upper O-ring in not removed, remove the O-ring from the fuel rail assembly.
Factory Service Tools

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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.

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