Installation Procedure

2008 Pontiac Grand Prix BaseSECTION Installation Procedure
WARNING: This page is about a different car, the 2007 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.
  1. Inspect the splines of the transfer case output shaft for a sufficient coating of lubricant. If the output shaft does not have a sufficient coating of lubricant, lubricate the shaft with lubricant GM P/N 12345879 (Canadian P/N 10953511) or with an equivalent lubricant meeting GM specification 9985830.
  2. Fig 1: View Of Boot & Groove On Transfer Case Output Shaft (Single Clamp Style Boot)
    GM914937Courtesy of GENERAL MOTORS CORP.
  3. Install the propeller shaft splines into the transfer case output shaft.
  4. Fig 2: Front Propeller Shaft & Front Axle Pinion Yoke
    GM914933Courtesy of GENERAL MOTORS CORP.
  5. Install the propeller shaft (5) to the front axle pinion yoke (1).

    Align the reference marks that were made during removal.

  6. NOTE: Refer to Fastener Notice .
  7. Install the yoke retainers (7) and the bolts (6).

    Tighten:  Tighten the yoke retainer bolts to 25 N.m (18 lb ft).

  8. Install the boot onto the transfer case output shaft until the boot snaps into the groove on the output shaft.
  9. Install the transfer case shield. Refer to Transfer Case Shield Replacement .
  10. Lower the vehicle.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.