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XJ Ask the Question Thread
Seasoned Member
Joined: Jan 2013
Posts: 298
Likes: 0
From: Pinehurst
Year: 2000
Model: Cherokee
Engine: H.O. 4.0L I6
Got my injectors in the mail gonna try and do them and the plugs tmrw afternoon and seafoam the oil then get it changed question tho 1. What do I use to insulat e the injectors from heat soak 2. Do I just pour the seafoam in where the oil cap is? 3. Some jammed a too small terminal clamp onto my pos term and idk how to get it off cuz its STUCK like someone beat it on there with a hammer or something....
CF Veteran
Joined: Feb 2012
Posts: 2,652
Likes: 2
From: Kansas
Year: 1994
Model: Cherokee
Engine: 190-hp, 4.0-liter I-6
CF Veteran
Joined: Sep 2012
Posts: 1,289
Likes: 0
From: Springfield Virginia
Year: 1998
Model: Cherokee
Engine: 4.0
hi i am going to be picking up my new 2 door xj on wendesday and the drivers seat is worn and i would like to replace it. i was thinking of swapping in grand cherokee seats since they are more comfortable and provide better back support. would they still bolt on to my 2 door tracks. will there be any problems or is it the same as a 4 door? thanks.
Seasoned Member
Joined: Jan 2013
Posts: 298
Likes: 0
From: Pinehurst
Year: 2000
Model: Cherokee
Engine: H.O. 4.0L I6
CF Veteran
Joined: Sep 2012
Posts: 1,289
Likes: 0
From: Springfield Virginia
Year: 1998
Model: Cherokee
Engine: 4.0
Got my injectors in the mail gonna try and do them and the plugs tmrw afternoon and seafoam the oil then get it changed question tho 1. What do I use to insulat e the injectors from heat soak 2. Do I just pour the seafoam in where the oil cap is? 3. Some jammed a too small terminal clamp onto my pos term and idk how to get it off cuz its STUCK like someone beat it on there with a hammer or something....
2) most say not to, it will knock sludge loose if you're unsure about the POs maintenence habits. Pour half in the brake booster line and half in the tank when you fill up
3) no idea what you're asking here.
CF Veteran
Joined: May 2012
Posts: 3,242
Likes: 2
From: Colorado
Year: 1992 Cherokee Sport
Engine: Bone-Stock 242
Got my injectors in the mail gonna try and do them and the plugs tmrw afternoon and seafoam the oil then get it changed question tho 1. What do I use to insulat e the injectors from heat soak 2. Do I just pour the seafoam in where the oil cap is? 3. Some jammed a too small terminal clamp onto my pos term and idk how to get it off cuz its STUCK like someone beat it on there with a hammer or something....
Last edited by 1976Mustang; Apr 8, 2013 at 07:46 PM.
Seasoned Member
Joined: Jan 2013
Posts: 298
Likes: 0
From: Pinehurst
Year: 2000
Model: Cherokee
Engine: H.O. 4.0L I6
1) no need to wrap the injectors in anything, just toss them in and you'll be fine
2) most say not to, it will knock sludge loose if you're unsure about the POs maintenence habits. Pour half in the brake booster line and half in the tank when you fill up
3) no idea what you're asking here.
2) most say not to, it will knock sludge loose if you're unsure about the POs maintenence habits. Pour half in the brake booster line and half in the tank when you fill up
3) no idea what you're asking here.
Junior Member
Joined: Mar 2013
Posts: 39
Likes: 0
From: Eleanor, WV
Year: 1997
Model: Cherokee
Engine: 4.0 L
CF Veteran
Joined: May 2012
Posts: 3,242
Likes: 2
From: Colorado
Year: 1992 Cherokee Sport
Engine: Bone-Stock 242
I read that the 2000+ injectors sit reallu close to the manifold and they do I looked I know some ppl use a heat shield...wouldnt I want to get rid of sludge? And im asking how im supposed to get it off I cant replace the injectors without unpluging the battery but the pos clamp was beaten down onto the terminal and I dunno how to get it off
also about wrapping the injectors, don't worry about it unless you start getting heat soak.
Seasoned Member
Joined: Jan 2013
Posts: 298
Likes: 0
From: Pinehurst
Year: 2000
Model: Cherokee
Engine: H.O. 4.0L I6
Seasoned Member
Joined: Jan 2013
Posts: 298
Likes: 0
From: Pinehurst
Year: 2000
Model: Cherokee
Engine: H.O. 4.0L I6
Battert is still newish and so is cable lol I dont wanna cut it if I dont have to >_<
CF Veteran
Joined: Sep 2012
Posts: 1,289
Likes: 0
From: Springfield Virginia
Year: 1998
Model: Cherokee
Engine: 4.0
I read that the 2000+ injectors sit reallu close to the manifold and they do I looked I know some ppl use a heat shield...wouldnt I want to get rid of sludge? And im asking how im supposed to get it off I cant replace the injectors without unpluging the battery but the pos clamp was beaten down onto the terminal and I dunno how to get it off
For the terminal you can try getting a chisel or pry bar under it and hit them with a hammer to pop it up
Herp Derp Jerp

Joined: Nov 2011
Posts: 18,251
Likes: 17
From: Parham, ON
Year: 1999
Model: Cherokee
Engine: 4.0L OBD-II
Corrosion's probably got a nice hold on your battery terminals - maybe some penetrating oil and tapping it with a hammer
As for the injectors heat soak is a problem on the 2000+ XJs with California Emissions. If you have the two-mini cats in your exhaust manifold and 4 O2 sensors it would be wise to just wrap them and not wait for problems. The mini cats throw off enough heat to boil the fuel in the injectors. Automotive stores have specific heat wrap tape.
As for the injectors heat soak is a problem on the 2000+ XJs with California Emissions. If you have the two-mini cats in your exhaust manifold and 4 O2 sensors it would be wise to just wrap them and not wait for problems. The mini cats throw off enough heat to boil the fuel in the injectors. Automotive stores have specific heat wrap tape.




