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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> Drivelines & Axles >> Differentials & Drive Axles >> Rear Drive Axle >> Repair Instructions >> Lubricant Level Check (8.6 Axle)

Lubricant Level Check (8.6 Axle)

  1. Raise the vehicle. Refer to LIFTING & JACKING THE VEHICLE in General Information.
  2. Make sure the vehicle is level.
  3. Inspect the rear axle for leaks. Repair as necessary.
  4. Clean the area around the rear axle fill plug.
  5. Remove the rear axle fill plug.
  6. Fabricate a dipstick from a pipe cleaner or similar item. Form the pipe cleaner into an "L".
  7. Insert the pipe cleaner into the fill plug opening with the stem facing down.
  8. Remove the pipe cleaner and measure the distance from the bend in the pipe cleaner to the lubricant level.

    Specification 

    The distance between the bend and the lubricant level should be 15-40 mm (0.6- 1.6 in).

    Fig 1: Removing/Installing Rear Axle Fill Plug
    G01670910Courtesy of GENERAL MOTORS CORP.
  9. If the measurement is greater than 40 mm (1.6 in), add lubricant until the level is between 15-40 mm (0.6-1.6 in) from the bottom edge of the fill plug hole. Use the proper fluid.
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  10. Install the rear axle fill plug.

    Tighten 

    Tighten the rear axle fill plug to 33 N.m (24 lb ft).

  11. Lower the vehicle.
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