Help my 4X wont engage

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May 24, 2010 | 01:40 PM

Lugnut

Thread Starter

Junior Member

Joined: May 2010

Posts: 52

Likes: 0

From: FT Campbell, KY

Year: 1990

Model: Cherokee

Engine: 4.0

Help my 4X wont engage

I went to go wheelin and realized my four wheel drive isnt responding, no lights, no change in the rpm, and it acts like its just not there at all

May 24, 2010 | 02:05 PM

ColoradoJeepXJ

CF Veteran

Joined: Apr 2008

Posts: 1,052

Likes: 2

From: Lakewood, Colorado

Year: 1990 2dr base

Model: Cherokee

Engine: 4.0L

Check the vac lines from the TC to the front axle. Be be sure they are not leaking and are still connected.

May 24, 2010 | 02:10 PM

Lugnut

Thread Starter

Junior Member

Joined: May 2010

Posts: 52

Likes: 0

From: FT Campbell, KY

Year: 1990

Model: Cherokee

Engine: 4.0

the last week or so i have been messin with the vacuum lines may i need to back over them

May 24, 2010 | 02:15 PM

fishtaconc

CF Veteran

Joined: Mar 2009

Posts: 1,208

Likes: 1

From: Watha,NC

Year: Jeepless at the moment

Pretty sure its your vaccuum disco. lhas stopped working, check the vaccuum lines going from T/C to the front axle..... Tons of threads on this subject try searching most have troubleshooting tips

May 24, 2010 | 02:19 PM

Lugnut

Thread Starter

Junior Member

Joined: May 2010

Posts: 52

Likes: 0

From: FT Campbell, KY

Year: 1990

Model: Cherokee

Engine: 4.0

THX for the help I'll do some searches on this

May 24, 2010 | 02:34 PM

fishtaconc

CF Veteran

Joined: Mar 2009

Posts: 1,208

Likes: 1

From: Watha,NC

Year: Jeepless at the moment

forgot to add there are lots of threads on disabling the disco.

May 24, 2010 | 02:48 PM

Lugnut

Thread Starter

Junior Member

Joined: May 2010

Posts: 52

Likes: 0

From: FT Campbell, KY

Year: 1990

Model: Cherokee

Engine: 4.0

I just went out and got it fixed but im going to get rid of that setup it sucks thx for your help

Help my 4X wont engage

Help my 4X wont engage

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