GM Service Manual Online
For 1990-2009 cars only

Fuel Tank Draining LZ4

Tools Required

    • J 36850 Transjel Lubricant
    • J 42960-2 Fuel Flapper Door Holder
    • J 45004 Fuel Tank Drain Hose

Caution: Never 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.

Caution: Place 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.


    Object Number: 387061  Size: SH
  1. Remove the fuel fill cap.
  2. Install the J 42960-2 into the fuel fill pipe in order to hold the door open.
  3. Important: Lubricate the fuel drain hose with J 36850 or equivalent to aid in hose insertion. Do not use an unapproved lubricant.

  4. Insert the J 45004 into the fuel tank until the hose reaches the bottom of the fuel tank.
  5. Use an hand or air operated pump device in order to drain as much fuel through the fuel fill pipe as possible.

Fuel Tank Draining LZE

Caution: Never 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.

Caution: Place 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.


    Object Number: 1554559  Size: SH
  1. Loosen the fuel fill cap in order to relieve the fuel tank vapor pressure.
  2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
  3. Loosen the fuel tank fill pipe clamp (1) at the fuel tank.
  4. Remove the fuel tank fill pipe/hose (2).
  5. Insert a hose into the fuel tank opening.
  6. Using a hand or air operated pumping device, drain as much fuel from the tank as possible.

Fuel Tank Draining E-85

Tools Required

    • J 36850 Transjel Lubricant
    • J 45004 Fuel Tank Drain Hose

Caution: Never 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.

Caution: Place 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.


    Object Number: 2144168  Size: MF

    Note: Lubricate the fuel drain hose with J 36850 or equivalent to aid in hose insertion. Do not use an unapproved lubricant.

  1. Insert the J 45004 into the fuel tank (1) until the hose reaches the bottom of the fuel tank.
  2. Use a hand or air operated pump device in order to drain as much fuel through the fuel fill pipe as possible.