4wd not working

[kzman28]

1995 ford explorer.Driving down the road today and the 4wd hi and lo lights started blinking.Now 4wd will not lock in?I always put it in 4wd about once a month to make sure it is working.If anybody has any ideas it would help me out alot.
Thanks Ron

 

[IZwack]

Thread moved to "Transmissions, Transfer Cases, & Differentials".

Search around, this topic comes up maybe once every two weeks so its been covered a few times.