# 1991 jeep

**URL:** <https://community.cartalk.com/t/1991-jeep/21373>\
**Category:** Maintenance/Repairs\
**Created:** [October 29, 2008, 12:02pm UTC](https://community.cartalk.com/t/1991-jeep/21373 "2008-10-29T12:02:42Z")\
**Posts on this page:** 2\
**Page:** 1

<div class="post-metadata">

**Author:** ![Tony59](https://avatars.discourse-cdn.com/v4/letter/t/85f322/32.png) [@Tony59](https://community.cartalk.com/u/Tony59)\
**Post date:** [October 29, 2008, 12:02pm UTC](https://community.cartalk.com/t/1991-jeep/21373/1 "2008-10-29T12:02:42Z")

</div>

My 4 wheel drive won’t engage the front end.  
  
 Checked: Linkage under the car; all is well.  
  
 Where else do I start looking?  
  
  
  
 It worked fine the last I used it but it has sat most all summer without being used.  
  
 Thanks  
  
 tp.

---

<div class="post-metadata">

**Author:** ![hd72mm](https://avatars.discourse-cdn.com/v4/letter/h/9fc29f/32.png) [@hd72mm](https://community.cartalk.com/u/hd72mm)\
**Post date:** [October 29, 2008, 11:02pm UTC](https://community.cartalk.com/t/1991-jeep/21373/2 "2008-10-29T23:02:58Z")

</div>

Look for vacum leak, alot of 4wdrive systems use vacum to engage