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Engine Control System - 3.6L (LY7) - Introduction: Maintenance Cadillac STS I

Fuel Tank Draining Procedure

Tools Required

  1. J 36850 Transjel Lubricant. See «Special Tools»(ref-197548-S13390517732005101200000) .
  2. J 42960-2 Fuel Flapper Door Holder. See «Special Tools»(ref-197548-S13390517732005101200000) .
  3. J 45004 Fuel Drain Hose. See «Special Tools»(ref-197548-S13390517732005101200000) .
CAUTIONRefer to Gasoline/Gasoline Vapors Caution in Cautions and Notices.
CAUTIONNever drain or store fuel in an open container. Always use an approved fuel storage container in order to reduce the chance of fire or explosion.
CAUTIONPlace a dry chemical (Class B) fire extinguisher nearby before performing any on-vehicle service procedures. Failure to follow these precautions may result in personal injury.
  1. Remove the fuel filler cap.
  2. Install the J 42960-2 into the fuel fill pipe in order to hold the door open. See «Special Tools»(ref-197548-S13390517732005101200000) .
  3. Insert the J 45004 into the fuel tank until the hose reaches the bottom of the fuel tank. See «Special Tools»(ref-197548-S13390517732005101200000) .
  4. Use an air operated pump device in order to drain the fuel into an approved gasoline container. Up to 26 liters (7 gallons) of residual fuel may remain in the secondary side of the fuel tank.
  5. Simultaneously twist and pull in order to remove the J 45004 from the fuel tank. See «Special Tools»(ref-197548-S13390517732005101200000) .