GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 1998 🢒 GMC Suburban - 2WD 🢒 Engine 🢒 Engine Electrical 🢒 Filler Tube Replacement

Removal Procedure
  1. Remove the engine air cleaner. Refer to Air Cleaner Element Replacement in Engine Controls.
  2. Remove the transmission fluid level indicator from the fluid fill tube.

    3. Object Number: 102289 Size: SH
  3. For the 4.3L engine, remove the stud and the nut securing the transmission fluid level indicator tube bracket to the transmission.

    4. Object Number: 102291 Size: SH
  4. For the 5.0L or the 5.7L engine, remove the bolt securing the transmission fluid level indicator tube bracket to the transmission.
  5. Raise the vehicle. Support the vehicle with safety stands. Refer to Lifting and Jacking the Vehicle in General Information.
  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
  1. Install a new oil level indicator tube seal into the transmission case.
  2. Install the oil level indicator tube into the seal.

    3. Object Number: 102289 Size: SH
  3. For the 4.3L engine, install the stud and the nut that secures the oil level indicator tube bracket to the transmission.

    4. Tighten

        • Tighten the nut to 25 N·m (18 lb ft).
        • Tighten the stud to 47 N·m (35 lb ft).

    Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.


    Object Number: 102291 Size: SH
  4. For the 5.0L or 5.7L engine, install the bolt securing the oil level indicator tube bracket to the transmission.

    5. Tighten
    Tighten the bolt to 47 N·m (35 lb ft).

  5. Remove the safety stands.
  6. Lower the vehicle.
  7. Install the air cleaner. Refer to Air Cleaner Element Replacement Engine Controls.
  8. Install the oil level indicator.
  9. Check the transmission fluid level. Refer to Transmission Fluid Check .