GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2008 🢒 Savana - AWD 🢒 Transmission/Transaxle 🢒 Automatic Transmission - 4L80-E/4L85-E 🢒 Transmission Fluid Filler Tube and Seal Replacement

Removal Procedure
  1. Remove the engine air cleaner. Refer to Air Cleaner Assembly Replacement for the 4.3L engine, Air Cleaner Assembly Replacement for the 4.8L, 5.3L 6.0L engine, or Air Cleaner Assembly Replacement for the 6.6L engine.
  2. Remove the transmission fluid level indicator from the fluid fill tube.

    3. Object Number: 104973 Size: SH
  3. Remove the bolt and the nut securing the transmission fluid fill tube to the engine.
  4. Remove the engine cover. Refer to Engine Cover Replacement .

    5. Object Number: 104974 Size: SH
  5. Remove the nut securing the transmission fluid fill tube to the transmission stud.
  6. Remove the upper fill tube from the vehicle.
  7. Raise the vehicle. Refer to Lifting and Jacking the Vehicle .
  8. Support the vehicle with safety stands.
  9. Remove any dirt from the transmission where the fluid fill tube enters the transmission case.
  10. Remove the drain plug from the transmission. Drain the fluid into an approved container.
  11. Remove the transmission fluid fill tube from the transmission. Pull the tube upward from the transmission.
  12. Remove the transmission fill tube seal.
  13. Clean the metal parts using solvent. Do not allow the solvent to enter the transmission.
  14. Air dry the parts.

Installation Procedure

    Object Number: 104974 Size: SH
  1. Install a new oil level indicator tube seal into the transmission case.
  2. Install the bottom of oil level indicator tube into the seal.
  3. Remove the safety stands.
  4. Lower the vehicle.
  5. Install the upper fill tube to the vehicle.

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

  6. Install the bolt and the nut securing the oil level indicator tube brackets to the engine.

    7. Tighten

        • Tighten the bolt to 47 N·m (35 lb ft).
        • Tighten the nut to 25 N·m (18 lb ft).
  7. Install the nut securing the oil level indicator tube to the transmission stud.

    8. Tighten
    Tighten the nut to 25 N·m (18 lb ft).

  8. Install the air cleaner. Refer to Air Cleaner Assembly Replacement for the 4.3L engine, Air Cleaner Assembly Replacement for the 4.8L, 5.3L, 6.0L engine, or Air Cleaner Assembly Replacement for the 6.6L engine.
  9. Install the engine cover. Refer to Engine Cover Replacement .
  10. Fill the transmission fluid to the proper level. Refer to Transmission Fluid Check .