Sierra 3500 4WD V8-6.6L DSL Turbo VIN 2 (2004)
2. Remove any of ten bolts (1) (bolt heads shaded) where leakage at the bolt head is suspected.
3. Important:
Bolts (1) have a removable seal under the flanged head.
Remove and discard seals from bolts removed.
Installation Procedure
1. Install new seals on any bolts (1) removed.
2. Notice:
Refer to Fastener Notice in Service Precautions.
Install any bolts (1) removed.
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Tighten bolts to 56 Nm (41 ft. lbs.).
3. Install the torque converter into the transmission.
Filler Tube and Seal Replacement
Filler Tube and Seal Replacement
Removal Procedure
1. The transmission case has provisions that enable the fill tube to be installed on either the right or left side of the transmission. Proceed to step 9 if
servicing the plug and/or seal opposite the fill tube.
2. If the vehicle is equipped with a diesel engine, the transmission must be removed to service the fill tube and/or seal.
3. Remove the transmission fluid level indicator.
4. Raise and suitably support the vehicle. Refer to Vehicle Lifting.
5. Remove the fill tube nuts.
6. Place a drain pan under the transmission to catch any dripping fluid.
7. Loosen the fill tube from the transmission.
8. Remove the fill tube and seal from the vehicle.
