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Home >> Isuzu >> 2005 >> Ascender Limited, RWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 5.3L - Introduction >> Repair Instructions >> Fuel Sender Assembly Replacement >> Installation Procedure

Installation Procedure

    Fig 1: View Of Fuel Sender Assembly Components
    GM1474423Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Never reuse the old seal or a fuel leak may occur. Always use a NEW seal.
  1. Install a NEW seal (3) onto the fuel tank.
    2. IMPORTANT: Place the fuel pump strainer in a horizontal position when you install the fuel sender in the tank. When installing the fuel sender assembly, assure that the fuel pump strainer does not block full travel of the float arm.
  2. Install the fuel sender assembly (2).
  3. Using J 44402  , install the fuel sender lock ring (1).
    4. Fig 2: View Of Fuel Feed & EVAP Lines At Fuel Sender Assembly
    GM1474421Courtesy of GENERAL MOTORS CORP.
  4. Install the fuel feed (1) and EVAP (2) lines to the sender assembly. Refer to Quick Connect Fitting(s) Service (Plastic Collar) .
  5. Install the fuel tank. Refer to Fuel Tank Replacement (TrailBlazer EXT, Envoy XL, Envoy XUV) or Fuel Tank Replacement (TrailBlazer, Envoy, Rainier) .
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