2000 jeep grand cherokee 4.7 ground locations

I'm looking for the locations for ground wires, more specifically, any pertaining
to the BCM (body control module).
-All of the gauges in the cluster stopped working
-Power windows don't work (while the vehicle is running. the windows DO work
with the key turned back to the ACC position- engine off),
-overhead console displays "--" where there should be numbers (temp, miles
traveled, distance to empty, etc). the compass does work

Fuses are good. replaced the cluster plug in the dash harness.

before i go and replace the BCM, i want to check all the grounds. My factory
service manual tells me that there are grounds, with a corresponding ground
number, but not a physical location for said grounds, i have been able to figure
out where a couple of them are but i need to know if there are any that i am
missing.
I have found a list of ground locations for other Jeep models but not for the ZJ

Your Answer:

2000 jeep grand cherokee 4.7 ground locations

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This page shows the areas you should ensure are well grounded. A =LOT= of wierd engine behavior is caused by poor grounds, especially on early XJ's!

This first diagram shows some of the major ground points to ensure are making good contact. Note that some of these are 'add-on' ground points! The factory wimped out and only used the harness and a braided ground strap located on the rear, driver's side of the head that then attaches to the firewall. If someone removes this ground strap (or it goes bad) then you will end up with all kinds of bizarre electrical and engine issues! Having wierd behavior you can't figure out?... Check your engine grounds and add more ground straps if necessary! (ESPECIALLY check out the TPS harness!)

2000 jeep grand cherokee 4.7 ground locations

The big kahuna of ground straps is the one running from the engine head to the firewall on the driver's side. If this one is gone... count on wierd engine behavior! On RENIX (Non-HO) 4.0L engines you should be on extra alert regarding your TPS ground wire! Check for leakage / high-resistance and if necessary install a jumper ground wire direct from the TPS side of the connector direct to the firewall ground.

2000 jeep grand cherokee 4.7 ground locations

Note 1 - The Throttle Position Sensor is VERY sensitive to poor grounds and the connector to the TPS often gets oxidized by moisture infiltration.

2000 jeep grand cherokee 4.7 ground locations

Go down to your local auto parts store and pick up a generic, pre-made battery ground cable that has an 'eye' on both ends. Attach this at the shown mounting bolt for the dipstick tube and then connect it directly to the frame / front chassis. (There are a couple of good locations - you'll have to crawl under and see for yourself!)

If you have pics of your own repairs or can suggest other methods - please contribute your ideas (and pictures) to this article!

Revised on: February 7th, 2007

Ground Locations- 99

2000 jeep grand cherokee 4.7 ground locations
07-06-2017, 08:54 PM

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2000 jeep grand cherokee 4.7 ground locations

 

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2000 jeep grand cherokee 4.7 ground locations
Ground Locations- 99


Hi. I was wondering where some main ground locations are or common wires to break. I have a 99 cherokee and wanted to inspect my ground wires to see if maybe that is my alternator issue because my jeep has been kinda acting funny lately. Where would i find some common ground wires to break or cause problems? We had alot of rain here recently and maybe a ground wire with no splash shield finally corroded away. I have low voltage, wants to die sometimes (and yes i checked my iac and such and everything is squeaky clean) and it may be throwing something off with my engine as well as it is sometimes hard to start up or randomly runs rough but goes back to normal. I want to start with the free or cheap stuff first lol.

2000 jeep grand cherokee 4.7 ground locations
 

2000 jeep grand cherokee 4.7 ground locations
07-06-2017, 09:18 PM

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2000 jeep grand cherokee 4.7 ground locations


Quote:

Originally Posted by EEVEE

2000 jeep grand cherokee 4.7 ground locations

Hi. I was wondering where some main ground locations are or common wires to break. I have a 99 cherokee and wanted to inspect my ground wires to see if maybe that is my alternator issue because my jeep has been kinda acting funny lately. Where would i find some common ground wires to break or cause problems? We had alot of rain here recently and maybe a ground wire with no splash shield finally corroded away. I have low voltage, wants to die sometimes (and yes i checked my iac and such and everything is squeaky clean) and it may be throwing something off with my engine as well as it is sometimes hard to start up or randomly runs rough but goes back to normal. I want to start with the free or cheap stuff first lol.

alt is grounded to engine. do you have 14 v when running? if so , alt is good.

2000 jeep grand cherokee 4.7 ground locations
 

2000 jeep grand cherokee 4.7 ground locations
07-06-2017, 09:51 PM

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2000 jeep grand cherokee 4.7 ground locations


Quote:

Originally Posted by EEVEE

2000 jeep grand cherokee 4.7 ground locations

Hi. I was wondering where some main ground locations are or common wires to break.

The two main grounds are the B- post to the fenderwell, and the B-post to the block, right under your coil. That fenderwell ground is often flaky. The one under the coil less so, but both should be taken apart and cleaned down to shiny metal. Don't rely on a visual inspection.

There's a ground from the rear of the head to the firewall - a braided strap. That's just for suppressing radio noise from the injectors firing. Some people replace it with a big fat battery cable. That's a complete waste of money. The standard braided strap is more than enough on that one.

There's another near the oil dipstick, too.

Don't overlook the cables themselves.

As mentioned, the alternator itself grounds through its case to the mounting points. Not likely to be a problem, but it doesn't hurt to clean things up.

2000 jeep grand cherokee 4.7 ground locations
 

2000 jeep grand cherokee 4.7 ground locations
07-06-2017, 10:08 PM

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2000 jeep grand cherokee 4.7 ground locations

 

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2000 jeep grand cherokee 4.7 ground locations


alright thank you! this helps alot. And i dont know yet my alternator is showing low volts on the gauge but id rather do free stuff first than spending alot of money to get something i didnt need lol. Not to say it could be bad as well but id rather do cheap stuff first as i know for a fact my grounds have never been touched at all and im gonna clean them up before i go any further. Maybe one corroded away. and im not sure of this one pothole did it but it seems after i hit it my jeep started to act up.

2000 jeep grand cherokee 4.7 ground locations
 

2000 jeep grand cherokee 4.7 ground locations
07-06-2017, 10:09 PM

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2000 jeep grand cherokee 4.7 ground locations


2000 jeep grand cherokee 4.7 ground locations
 

2000 jeep grand cherokee 4.7 ground locations
07-06-2017, 10:17 PM

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2000 jeep grand cherokee 4.7 ground locations

 

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2000 jeep grand cherokee 4.7 ground locations


Wow! thank you so much im sorry im kind of a visual learner and pictures help me alot. but thit helps alot. Ill check them tomorrow along with my alternator and starter wires. Im gonna test my volts with a meter tomorrow along with poking around and redoing my grounds. Again thank you so much lets hope this will fix it. I hate to come out to a dead battery while pouring rain and that dreaded CLICK.

2000 jeep grand cherokee 4.7 ground locations
 

2000 jeep grand cherokee 4.7 ground locations
07-06-2017, 10:39 PM

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2000 jeep grand cherokee 4.7 ground locations


It will be generally similar to a 96 as shown in this video.

2000 jeep grand cherokee 4.7 ground locations
 

2000 jeep grand cherokee 4.7 ground locations
07-06-2017, 11:46 PM

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2000 jeep grand cherokee 4.7 ground locations


alright thank you!

2000 jeep grand cherokee 4.7 ground locations
 

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07-07-2017, 03:08 PM

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2000 jeep grand cherokee 4.7 ground locations


Gotta love florida as you think about working on your jeep and instantly starts to lightning and rain outside. Ill update this when i get it finished.

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2000 jeep grand cherokee 4.7 ground locations
07-07-2017, 05:14 PM

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2000 jeep grand cherokee 4.7 ground locations


Quote:

Originally Posted by EEVEE

2000 jeep grand cherokee 4.7 ground locations

Wow! thank you so much im sorry im kind of a visual learner and pictures help me alot.

No need to apologize. Not even a little bit. It's good to know who you are, and how you learn is part of that. We're all different. I think a lot of us do better with picture than lengthy descriptions. I like both, if the descriptions are done well.

2000 jeep grand cherokee 4.7 ground locations

2000 jeep grand cherokee 4.7 ground locations
 

2000 jeep grand cherokee 4.7 ground locations
07-08-2017, 04:03 PM

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Ok all cleaned, The wire going from the battery to the fenderwell was hanging on by a wire, Literally i replaced it and while it fixed alot of my funky problems the voltage is still low under load. So when i can im gonna replace my battery and alternator together and see the results as i pulled this alternator from a junkyard jeep (hey cant complain for 10 bucks) and my battery is unknown in heath terms lol.

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07-08-2017, 07:04 PM

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2000 jeep grand cherokee 4.7 ground locations


Good plan. OR, get them tested at your local Autozone. They will test them for free.

But since it's a junkyard dog, and an unknown, maybe better to just replace them. NAPA has a lifetime warranty on their alternators. Pretty good stuff.

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07-08-2017, 09:11 PM

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2000 jeep grand cherokee 4.7 ground locations


Yup exactly I was taking the risk as the previous alternator in there was from a jeep grand cherokee and did NOT fit and you knew it didn't lol. The bolt pattern didn't match so they used 1 screw and the tension of the belt to hold it in place. Which resulted in God awful loud rattling at any rpm. But I am gonna test it anyways to make sure. I need to get a few more shifts to afford one so I hope both hold till then. What's sad is my Jeep ever since I owned it looks to be the only time it has been shown love and care and actually use new parts when I can and try to fix it the right way. I even went so far is to clean the engine bay too so it's all nice and clean. No more leaks and proper maintenance is being done to it with regular oil changes and fluid flushes when I can. The alternator was because I needed it in a pinch and it was a decent price at the time. Never knew you needed a pry bar to take the alternator out and to put it back in lol.

2000 jeep grand cherokee 4.7 ground locations
 


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Where is the ground wire in a 2000 Jeep Grand Cherokee?

There is the ground above the lower diagonal dash brace to the left of the steering column on the shiny part of the dash. There is one in behind the trim panel where the spare tire mounts.

Where are the grounds on 99 Jeep Cherokee?

The two main grounds are the B- post to the fenderwell, and the B-post to the block, right under your coil. That fenderwell ground is often flaky. The one under the coil less so, but both should be taken apart and cleaned down to shiny metal. Don't rely on a visual inspection.

Where is the jack on a 2000 Jeep Grand Cherokee?

Get your tools out. The tools that you'll need to jack up your Jeep are located under the right rear passenger's bench seat.

Is there a recall on 2000 Jeep Grand Cherokee?

Recall no. The seat belt shoulder height adjustable turning loop (ATL) top mounting bolt was inadequately manufactured. The affected mounting bolts may not withstand sufficient force to function properly in certain impact situations, increasing the risk of injury to a belted occupant.