It is not necessary to remove the brake lines from the brake calipers for this procedure.ĩ. Remove the rear disc brake calipers and support them out of the way to allow the axles to rotate freely. Support and position the driveshaft aside.Ĩ. Pry only in the area shown with a suitable tool to disconnect the driveshaft centering socket yoke from the pinion flange.ħ. Never hammer on the driveshaft or any of its components to disconnect the driveshaft centering socket yoke from the pinion flange. The driveshaft centering socket yoke fits tightly on the pinion flange pilot. Disconnect the driveshaft centering socket yoke from the pinion flange. Remove and discard the four (4) driveshaft flange bolts.Ħ. Index-mark the driveshaft flange and pinion flange for correct alignment during installation. With the vehicle in neutral, position it on a hoist. If the noise is still present proceed to Step 3.ģ. If the noise is resolved the repair is complete. Yes - apply a few drops of Motorcraft Penetrating and Lock Lubricant to each of the driveshaft universal joint retaining clips, wipe off the excess and retest. Is the noise heard at the rear driveshaft universal joint area?Ī. Refer to Workshop Manual (WSM), Section 205-00 for normal diagnostics.Ģ. Does the vehicle exhibit a single click or snap-type noise from the rear axle on light acceleration after the initial engagement into Drive or Reverse, or after stopping to reverse vehicle direction?ī. The noise may also occur on light acceleration after changing direction from drive to reverse, or reverse to drive.įollow the Service Procedure steps to correct the condition.ġ. Some 2011-2014 F-150 vehicles built on and through may exhibit an intermittent click or snap-type noise from the rear axle on initial light acceleration from a stop while in drive or reverse. This article supersedes TSB 13-7-7 to update the vehicle model application, model years, Part List and Service Procedure. Drivetrain - Click/Snap Noise on Initial AccelerationĬLICK/SNAP NOISE ON INITIAL ACCELERATION FROM A STOP - BUILT.
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