GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2004 🢒 Express - AWD 🢒 Preface 🢒 Cautions and Notices 🢒 Transmission Fluid Filler Tube and Seal Replacement

Removal Procedure
  1. Remove the transmission fluid level indicator from the fluid fill tube.
  2. Remove the engine cover. Refer to Engine Cover Replacement .

    3. Object Number: 103669 Size: SH
  3. Remove the bolt securing the transmission fluid fill tube bracket to the engine.
  4. Remove the nut securing the transmission fluid fill tube bracket to the transmission. Remove the upper transmission fill tube from the vehicle.
  5. Raise the vehicle. Refer to Lifting and Jacking the Vehicle .
  6. Remove the transmission pan drain plug. Drain the fluid into an approved container.
  7. Remove any dirt from the transmission where the fluid fill tube enters the transmission case.
  8. Remove the transmission fluid fill tube from the transmission. Pull the tube upward from the transmission.
  9. Remove the transmission fill tube seal.
  10. Clean the metal parts using solvent. Do not allow the solvent to enter the transmission.
  11. Air dry the parts.

Installation Procedure

    Object Number: 103669 Size: SH
  1. Install a new oil level indicator tube seal into the transmission case.
  2. Install the oil level indicator tube into the seal.
  3. Lower the vehicle.
  4. Install the upper transmission fill tube to the vehicle and into the lower fill tube.

    5. Notice: Refer to Fastener Notice in the Preface section.

  5. Install the nut securing the oil level indicator tube bracket to the transmission.

    6. Tighten
    Tighten the nut to 6 N·m (53 lb in).

  6. Install the bolt securing the oil level indicator tube bracket to the engine.

    7. Tighten
    Tighten the bolt to 6 N·m (53 lb in).

  7. Fill the transmission to the proper fluid level. Refer to Fluid Capacity Specifications and to Transmission Fluid Check .