2010 Pontiac G5 Base, AutomaticFACTORY OEM SERVICE PROCEDURE

Installation Procedure

    Fig 1: Identifying Fuel Sender Assembly Components
    GM1580739Courtesy of GENERAL MOTORS CORP.
  1. Install a NEW O-ring seal (3) onto the fuel sender.
  2. Install the fuel sender assembly (2) into the fuel tank far enough to connect the vapor line quick connect fitting on the underside of the sender cover.
  3. Fig 2: Identifying Sender Assembly Vapor Line Quick Connect Fitting
    GM1580735Courtesy of GENERAL MOTORS CORP.
  4. Connect the vapor line quick connect fitting (1). Refer to Plastic Collar Quick Connect Fitting ServiceΒ .
  5. Align the cover "paddle" or anti-rotation feature with the corresponding feature in the top of the fuel tank.
  6. Slowly apply pressure to the top of the spring loaded sender cover until the sender aligns flush with the surface of the tank.
  7. Fig 3: Identifying Lock Ring
    GM1642096Courtesy of GENERAL MOTORS CORP.
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:

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

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