Jeff and Pam,
If you have isolated the problem to the motor then great.
However, if the problem is that the wiper is sticking, then the idler part part of the parallel arm assembly is notorious for wearing out and causing the assembly to bind. Look at this post
http://www.newellclassic.com/forum/s...ighlight=wiper
__________________
Richard Rhonda Ty and Alex Entrekin
1995 Newell # 390 DD Series 60, Allison World Trans
Subaru Outback toad
CoMotion Tandem
Often wrong, but seldom in doubt
Rhonda's chronicle
https://wersquared.wordpress.com/