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I have a 1999 Ford Winstar. The problem is with the rear


Sent to Car Experts October 23, 2005 11:07 a.m.

I have a 1999 Ford Winstar. The problem is with the rear wiper. When turned on, the wiper arm/blade goes off the windshield (in downward direction) onto the cars trunk area and gets stuck instead of going up and swooping across the rear window. Any ideas what the repair for this might be?

Optional Information: 1999 Ford windstar
Customer (name blocked for privacy)
Status: Closed   Value: $5   
Answer
October 23, 2005 11:43 a.m. (36 minutes and 0 seconds later)
ACCEPTED Check Mark

Yes.You will need to remove the W/W arm from the splined drive shaft.Inspect the splines on the motor shaft and inside the wiper arm for worn out flat splines.If the wiper arm is worn you will need to replace it.If the W/W motor shaft is worn you will need to replace that.

When it is necessary to replace the wiper arm or the entire assembly, the assembly must be removed from the vehicle.

  • The wiper arms are either mounted onto a threaded shaft and held in place by a nut, or they are pressed over a splined shaft. Most often this type mount is reinforced by a clip that must be released before the arm can be pulled from the shaft.
  • To remove the wiper arm, raise it as high as it goes and release the clip tab or tap on the slide latch with a screwdriver.
  • The arm can be carefully pried off using two screwdrivers, prying a little on one side and then on the other.
  • There is also a special tool available for prying off splined wiper arms.
  • The metric screw shafts use a lock nut.
NOTE

The paint on the car can easily be chipped during this operation. Put some cardboard down under the wiper post when prying in case something accidentally slips



Edited by railman on October 23 2005 at 11:47am


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21yrs.Foreign and domestic driveability diagnosis and repair/ ASE Cert./Fuel Injection Specialist.

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