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Home › GMC › 2001 › C3500 HD 6.5 F, Automatic › Repair and Diagnosis › Engine Performance › System › Engine Controls - 6.5L (L65) (Introduction) › Repair Instructions › Fuel Injector Replacement › Removal Procedure

Removal Procedure

IMPORTANT: When removing an injection nozzle, use the J 29873  . See Special Tools . Remove the nozzle using the 30 mm hex portion. Failure to do so will result in damage to the injection nozzle.
    CAUTION: Refer to Battery Disconnect Caution in Cautions and Notices.
  1. Remove the negative battery cables.
  2. Remove the fuel line clip.
    3. Fig 1: Fuel Return Hoses & Nozzle
    GM27624Courtesy of GENERAL MOTORS CORP.
  3. Remove the fuel return hoses (1) from the nozzle (2).
  4. Remove the fuel injection line.
  5. Cap the nozzle and the lines.
    6. Fig 2: Fuel Injection Nozzle
    GM263638Courtesy of GENERAL MOTORS CORP.
  6. Remove the injection nozzle using the J 29873  . See Special Tools .
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