GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2002 🢒 GMC MD Steel Tilt (W Model) 🢒 Transmission/Transaxle 🢒 Automatic Transmission - 4L80-E 🢒 Transmission Fluid Filler Tube and Seal Replacement

Removal Procedure

    Object Number: 104973 Size: SH
  1. Remove the engine air cleaner. Refer to Air Cleaner Assembly Replacement in Engine Controls.
  2. Remove the transmission fluid level indicator from the fluid fill tube.

    3. Object Number: 104974 Size: SH
  3. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  4. Support the vehicle with safety stands.
  5. Remove any dirt from the transmission where the fluid fill tube enters the transmission case.
  6. Remove the transmission fluid fill tube from the transmission. Pull the tube upward from the transmission.
  7. Remove the transmission fill tube seal.
  8. Clean the metal parts using solvent. Do not allow the solvent to enter the transmission.
  9. 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 air cleaner. Refer to Air Cleaner Assembly Replacement in Engine Controls.
  6. Install the oil level indicator.
  7. Check the transmission fluid level. Refer to Transmission Fluid Check.