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Tahoe / Yukon Service Manual

Front Axle Propeller Shaft Replacement (LM2)

Single Use Fasteners and Components Transfer Case Front Output Shaft Boot Clamp Special Tools DT-35910 Drive Axle Seal Clamp Pliers Equivalent regional tools: Special Tools Removal Procedure

  1. Raise and support the vehicle. Lifting and Jacking the Vehicle
  2. { If equipped } Transfer Case Skid Shield » Remove — Transfer Case Skid Shield Replacement
Front Axle Propeller Shaft Replacement (LM2) — figure 1
Front Axle Propeller Shaft Replacement (LM2) — figure 1
  1. Transfer Case Front Output Shaft Boot Clamp (1) @ Front Axle Propeller Shaft » Remove and DISCARD
  2. Reposition the front output shaft boot and using a suitable marker, create an alignment mark from the front axle propeller shaft to the transfer case.
Front Axle Propeller Shaft Replacement (LM2) — figure 2
Front Axle Propeller Shaft Replacement (LM2) — figure 2
  1. Using a suitable marker, create an alignment mark from the front axle propeller shaft (1) to the front differential yoke.
  2. Front Axle Propeller Shaft Bolt (2) » Remove [6x]
  3. Front Axle Propeller Shaft Washer (3) » Remove [3x]
Front Axle Propeller Shaft Replacement (LM2) — figure 3
Front Axle Propeller Shaft Replacement (LM2) — figure 3
  1. Front Axle Propeller Shaft (1) » Remove Installation Procedure
Front Axle Propeller Shaft Replacement (LM2) — figure 4
Front Axle Propeller Shaft Replacement (LM2) — figure 4

  1. Apply a thin layer of grease to the splines of the transfer case front output shaft (1). Adhesives, Fluids, Lubricants, and Sealers

  2. Loosely install a NEW transfer case front output shaft boot clamp (2) to the transfer case front output shaft boot groove.

  3. Align the alignment marks and install the front axle propeller shaft (3).

  4. If NEW threaded components are being installed, loosen the adhesive using a metal pick or similar tool before proceeding. If threaded components are reused, prepare the threaded components using the following steps: 4.1. Remove any loose cured adhesive from the external threads of the components using a lint free cloth. 4.2. Thread the cleaned components into the internal mating threads and remove to loosen trapped cured adhesive. 4.3. Apply thread locking adhesive to the external threads of the components. Adhesives, Fluids, Lubricants, and Sealers 4.4. Ensure there are no gaps in the thread locking adhesive once applied to the component.

  5. Front Axle Propeller Shaft Washer (3) » Install [3x]

  1. Install the 6 front axle propeller shaft bolts (2) and tighten in a crisscross pattern. Fastener Specifications
Front Axle Propeller Shaft Replacement (LM2) — figure 5
Front Axle Propeller Shaft Replacement (LM2) — figure 5
  1. Ensure the transfer case front output shaft boot (1) is fully engaged into the groove of the transfer case front output shaft.
  2. Using the DT-35910 Drive Axle Seal Clamp Pliers (2), crimp the transfer case front output shaft boot clamp (3) until the gap (a) at the base of the ear is 1.5 mm (0.059 in).
  3. { If equipped } Transfer Case Skid Shield » Install — Transfer Case Skid Shield Replacement
  4. Remove the support and lower the vehicle.