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XJ Ask the Question Thread
I just took my xj in for a recall on the cat that was rattling, they didn't replace it just reflashed it and said come back if the check engine light comes on and they'll replace it. Is this normal or am I getting the run around?
And if so, how long before the check engine light comes on? It's not on right now, but I just got back.
And if so, how long before the check engine light comes on? It's not on right now, but I just got back.
Junior Member
Join Date: Apr 2014
Location: Grand Rapids, MI
Posts: 58
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Year: 2001
Model: Cherokee
Engine: 4.0L
I just picked up some 784 injectors, used. I am wondering what I need or should do before I install them and where to get the parts. I went to Autozone to see if they had a rebuild kit, and they do not. Thanks!
CF Veteran
Join Date: Aug 2011
Location: San Jose
Posts: 1,994
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Year: 89
Model: Cherokee
Engine: 4.0 I6
I just took my xj in for a recall on the cat that was rattling, they didn't replace it just reflashed it and said come back if the check engine light comes on and they'll replace it. Is this normal or am I getting the run around?
And if so, how long before the check engine light comes on? It's not on right now, but I just got back.
And if so, how long before the check engine light comes on? It's not on right now, but I just got back.
Bout 20-100 miles if its an intermittent problem, if its a recurring problem probably less than 50 miles.
CF Veteran
Join Date: Oct 2013
Location: Denver
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Year: 99
Model: Cherokee
Engine: 4.0
Any other quick diagnosis tips I can use to figure out what the h the horrible noise coming from the engine is? I dumped the oil and saw no metal chunks, dropped the serp belt and everything seems decently good. I'm going to replace the idler pulley and serp belt since it needs to be done anyway. I was going to do the harmonic balancer as well since they're all 165k old. Flexplate looks good still, not sure what else to do without just throwing money at it. I figure these 3 things cost <$100 and can be chalked upto maintenance if it doesn't solve it.
1st start up it sounded a little strange, and drove it 25 miles home without any hiccups or noise. 2nd start up it sounded BAD and continued that noise until I turned it off. 3rd start up to video tape it the noise was still there. Noise continues through the engine running until I turn it off.
1st start up it sounded a little strange, and drove it 25 miles home without any hiccups or noise. 2nd start up it sounded BAD and continued that noise until I turned it off. 3rd start up to video tape it the noise was still there. Noise continues through the engine running until I turn it off.
CF Veteran
Join Date: Aug 2011
Location: San Jose
Posts: 1,994
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Received 7 Likes
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7 Posts
Year: 89
Model: Cherokee
Engine: 4.0 I6
Any other quick diagnosis tips I can use to figure out what the h the horrible noise coming from the engine is? I dumped the oil and saw no metal chunks, dropped the serp belt and everything seems decently good. I'm going to replace the idler pulley and serp belt since it needs to be done anyway. I was going to do the harmonic balancer as well since they're all 165k old. Flexplate looks good still, not sure what else to do without just throwing money at it. I figure these 3 things cost <$100 and can be chalked upto maintenance if it doesn't solve it.
1st start up it sounded a little strange, and drove it 25 miles home without any hiccups or noise. 2nd start up it sounded BAD and continued that noise until I turned it off. 3rd start up to video tape it the noise was still there. Noise continues through the engine running until I turn it off.
1st start up it sounded a little strange, and drove it 25 miles home without any hiccups or noise. 2nd start up it sounded BAD and continued that noise until I turned it off. 3rd start up to video tape it the noise was still there. Noise continues through the engine running until I turn it off.
CF Veteran
Join Date: Feb 2011
Location: Long Beach, Ca
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Year: 2000
Model: Cherokee
Engine: 4.0 I6
I'm going to hook up a trans temp sensor this week, I need to connect the auto meter gauge to the ignition switch or some other 12v switched power source. Which wire should I tap in to closest to the a pillar?
CF Veteran
Join Date: Oct 2013
Location: Denver
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Year: 99
Model: Cherokee
Engine: 4.0
Woops forgot to mention. It's great. 25ish at hot idle, 50ish at highway speeds. Drained the oil, no metal in it. Took the serp belt off, and the noise was way reduced it seemed. But there was just so much less noise in general too. Definitey less scratching, I can just hear my piston slap or whatever rod knock I typically have that hasn't changed at all.
Senior Member
Join Date: Feb 2014
Location: Minnesota
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Year: 1996
Model: Cherokee
Engine: 4.0
Should my steering wheel lock when i turn the key off? Mine doesn't lock and it moves a little bit with it off.
1996 country automatic
1996 country automatic
Herp Derp Jerp
Join Date: Nov 2011
Location: Parham, ON
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Year: 1999
Model: Cherokee
Engine: 4.0L OBD-II
Wobbling could be loose steering gear, TRE, or steering shaft U joint
Herp Derp Jerp
Join Date: Nov 2011
Location: Parham, ON
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Year: 1999
Model: Cherokee
Engine: 4.0L OBD-II
There are some decent injector videos on YouTube if you are so inclined
Herp Derp Jerp
Join Date: Nov 2011
Location: Parham, ON
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Year: 1999
Model: Cherokee
Engine: 4.0L OBD-II
I just took my xj in for a recall on the cat that was rattling, they didn't replace it just reflashed it and said come back if the check engine light comes on and they'll replace it. Is this normal or am I getting the run around?
And if so, how long before the check engine light comes on? It's not on right now, but I just got back.
And if so, how long before the check engine light comes on? It's not on right now, but I just got back.
Sounds legit...
(That's sarcasm by the way)
Herp Derp Jerp
Join Date: Nov 2011
Location: Parham, ON
Posts: 18,251
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12 Posts
Year: 1999
Model: Cherokee
Engine: 4.0L OBD-II
Herp Derp Jerp
Join Date: Nov 2011
Location: Parham, ON
Posts: 18,251
Likes: 0
Received 13 Likes
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12 Posts
Year: 1999
Model: Cherokee
Engine: 4.0L OBD-II
Remember, PartSource does free wiper blade installation... Lol
CF Veteran
Join Date: Feb 2011
Location: Long Beach, Ca
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Year: 2000
Model: Cherokee
Engine: 4.0 I6