Ford Excursion :: 2000 V10 - Knock At The Rear Of The Engine / Exhaust Leak?
Mar 24, 2015
This is a 2000 EX with 146k miles on it bone stock. I have not done any of the regular maintenance on it yet or even gotten to really check this problem out. I am not driving it at this time mainly due to this problem.
The noise is heard the best at the rear of the engine and underneath the truck as the video shows. It seems to slightly change in sound (maybe a tad bit quieter) once I put it in gear (drive and reverse), I have not really heard a change in it after the truck has warmed up either. It does not sound at all really metallic to me..
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2000 excursion, 4X4, V10
A few days after the job was completed I noticed that the top stud on the driver's side closest to the firewall has signs of oil leaking from inside the hole. This is a hole that I had to drill and insert an 8mm Heli-coil. I was very careful on the depth of the hole I drilled. I tried removing the bolt and placing JB Weld high temperature epoxy into the hole and reinstalled the bolt. I waited over 24 hours for the epoxy to cure and then I checked for leaks. The leak re-appeared but has slowed down quite a bit. I have a USB endoscope that I will be using to inspect the inside of the hole to see if I can see where the leak is actually coming from. I am in no position to replace the head but I will do whatever it takes to get the truck back into service.
After 7 days in my garage, I finally removed/replaced all 20 manifold studs. I had to cut off all of the nuts to remove the manifolds. I was able to remove 17 out of 20 studs by using a 6 inch pipe wrench and a lot of coaxing. 3 of the studs were already snapped off inside the head. I drilled out two and was able to get them tapped for a Heli-coil. The third stud I broke a 1/8" cobalt drill bit inside and it took 4 days to get enough of the hole drilled out to get a Heli-coil inserted.
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1999 F150 New 5.4 ~350 miles on it. Longtube Pacesetter Headers with cometic mls gaskets. Stainless bolts.
It is making a knocking sound and I can't tell if it is internal or from the headers. I have a video that I hope you all can tell what is. I tried listening to the block with a yardstick, but I couldn't notice a significant increase in volume but my hearing isn't the best. I made sure all the header bolts were tight, but no change in sound.
YouTube...
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Rear steel brake line ruptured the other day (was pretty rusty). Despite being an idiot in regards to automotive repair (among many other things), I decided to give it a shot. I was able to get the damaged section off, went to Autozone with the broken piece, they matched it up, were nice enough to cut it and put on one larger fitting (because the two were different sizes) and flare it for me.
I was able to get the one side (at the T fitting) on OK. That was the "new" side, the one they flared at Autozone. Looks good. No leaks.
The stock side, at the passenger side caliper, leaks like crazy. Not out the threads, but out the hole through which the line passes. Know what I mean?
I'm having a hard time figuring out what's happening, because I'm not sure how this thing works. Does the line fit flush to something inside the connection at the caliper? Is it a bad flare?
It did not go in easy, but the new one was just as much trouble as the fitting that came out (stock?), so it must be right.
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My Mazda 626 is in service for an engine warning light and my mechanic says that they will need to plug an exhaust leak in the rear manifold . And he's not sure that will solve the issue - a new cat converter may or may not be needed.
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Can't put it off any longer. Cold start I am getting the exhaust leak at the manifolds on an '01 V10. It's worse on the passenger side than on the driver side. So, I know the bolts/studs fatigue and snap off causing this. With my luck probably flush in the head. So who has done these and how bad was it? If I'm going to do this I am going to swap in a set of shorty headers instead of installing gaskets.
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We bought the X like almost year an a half or two years ago. Since the day we bought her shes had an exhaust leak on the pass side. Ive been a mechanic forever and it didn't bother me at purchase. Well I finally get around to it this last weekend. My son and I get to repairing her on saturday. Well we got manifold off with the intention of ordering a new set of headers. Well Luke talks me into just replacing the broken stud (got lucky only had 1 on the pass side). And replacing the gasket. So I took the manifold to get resurfaced,got the new studs and gaskets.
We reassy everything. It went well, start her up and wow shes finally quiet. I love it. So were sitting there admiring our work (took most the day as we had to drive 40 minutes away 1 way to get parts and angle drill alone). As were sitting there chattin for 5 minutes im like do you hear that.....Its getting louder luke WTF.....WELL IN 5 MINUTES THE DAMN LEAK IS BACK... It sounds like its back at the original place but while listing with a hose it sounds like its also at the y pipe. But the sound can be traveling......
I def am not a fan of Autozones felpro gaskets but they have worked in the past. But they look NOTHING like the factory units but still should work. Well I searched all weekend and read tons of posts on what to get. As I def want to replace the y pipe also. In the end said ok,what the hell. I just got off the phone with BANKS. I ordered headers,y pipe,gaskets,etc. I didnt want to spend that much but after pricing headers (from all manuf's and a new y pipe) the BANKS complete system wasn't much more...
Kit should be here tomorrow or wed at the latest. And I just want my X to be exhaust leak free. Im not big on taken pics during install of stuff but ill try and ill post up after it done.
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Leaking exhaust manifold? The truck has a much louder than normal "knock" when accelerating. At first I thought and had some bad fuel in the tank. I eliminated that with a full take of good fuel and some STP but the "knocking" continued. Then I thought that perhaps it wasn't firing on all cylinders but it felt like it had full power. I took it to my mechanic and he said it as a exhaust manifold leak. He said that he has never replaced the exhaust manifold but that it was a "nightmare" and expensive. He also said that it's not a safety issue but on the long run the leak would cause the truck not to pass its emission test. He said the problem was with rusted bolts that would be difficult to remove.
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Got a shudder noise similar to an exhaust leak on my Excursion V10. I have no codes ... engine idles and revs fine.. Only hear noise when under load. Goes away when you let off the gas.
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The wife drove the Excursion (V10) to work today and it ran normal and didn't have any loud noises coming from under the hood. When she started the engine to return home it immediately started knocking. This is not a ping, but a knock. Not a loud heavy knock, but much louder than a ping. It has a fast frequency, seems too fast to be a rod knocking. The frequency is similar to a valve issue, but the knock seems to be too heavy for lifters. Oil looks good. Just changed out 2 weeks ago. Truck is driven everyday.
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I've been chasing a problem all summer. Began with crappy batteries dying intermittently. I replaced the batteries, FICM, finally cleaned EGR valve and replaced ICP with pigtail. The problem is still persistent. Basically a rough idle, puff of whit smoke on cold startup, rough running at around 1500 rpms( driving at 50 mph). The ICP was soaked in oil so i was confident replacing it would finally cure my issues. It actually got worse with the rough idle turning to a surging idle and quite rumbly at 50 mph speed. I guess its time to look to injector issues but i thought id check if after replacing icp/ cleaning egr. I also have a slight exhaust leak at turbo out that i can see. The clamp is not seated properly. This after turbo connection to exhaust.
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My new/used 2000 4x4 excursion with 214000 miles on it has a transmission fluid leak.
It could be a rear portion of pan gasket but it seems to be coming out of the area where the transmission bolts to the extension housing.
I just put a transfer case in it. Thought all the fluid all over was due to exploded T case.
It seems the output shaft seal may be bad. I cannot seem to find an OEM part number for this seal.
What is part number for this seal, if one exists? Maybe the seal is in the extension housing and it's just the gasket between Trans and housing.
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My 2000 7.3 excursion has a diesel fuel leak. I don't now where to start looking to fix this. I hope it's not a hard line. I don't even see the leak and I don't know where to look a shop doing a safety inspection said I had a diesel fuel leak and fuel was collecting in the valley.
Where I should start looking. Is this an expensive fix? Is the common place to check that is easy to repair?
I average 16.5 miles per gallon. My fuel economy dropped about 1 1/2 years ago after my CPS was replaced due to recall. My truck is 2000 4x4 limited.
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The dang thing leaks from the fill plug, I been reading about using liquid teflon on it.
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I have an '01 Grand AM GT, 6 cyl 3400 engine.
It over heated about a week ago, coolant was low so I added more. Around that time I noticed white smoke/exhaust coming out as well. There was no odor to it so at first I thought nothing of it.
After a few days, the coolant reservoir was low again. On my way home one night I noticed an engine knock that sped up and slowed down with the RPM's but didnt get louder or quieter. Fortunately, the next day the Passlock system kicked in and I havent been able to start my car in a week.
I finally figured out the passlock issue (BCM was getting water in it from somewhere, cleaned off the connector pins and it started right up! found that fix somewhere on AF)
I changed the oil and the engine knock is still there. Now its a little more prominent and the engine was shaking tonight. Took out the spark plugs and they look and smell like they have oil on them. From what I've read so far it seems like it could be a valve cover gasket and/or the head gasket.
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I've been getting bad gas mileage for the past two years or so. I also get a fume smell when I run the car for a while. I have strong suspicion there might be a leak in one of the exhaust gaskets.
I'll be changing the exhaust manifold gasket and both exhaust flange gaskets. I'll also be changing both O2 sensors. The car runs well and smooth. It's just those two things.
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2000 Excursion, Limited, 4X4, 6.8L, V10. My right front inner differential seal is leaking. I have researched and found out that I have to remove the pumpkin gear assembly from the front differential to get at the seal.
Do I need any special tools to get the seals seated back into the differential? Any instructions or a list of parts needed?
I went to fordparts.com and entered my vin number but it makes no reference to the parts of the front differential only the rear.
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Just drove home a 2000 Limited from a used car dealer in NH to MA. Half way home, I stopped to gas up and noticed I was losing a small amount of fuel while pumping. It appears to be leaking from the filler pipe just before the tank, but there was too much splatter to tell for sure. No leak when not pumping, but the tank was only half full.
The dealer "guarantees" that the truck will pass MA state inspection. I'm sure a rusted out filler hose would result in a failure. The "guarantee" really means that he will buy the truck back should it fail, which is not really doing me any good b/c I'll have to start looking for a new truck all over again.
I'm unable to find a part # or pic of a filler neck for the Excursion. Is it the same as other Super Duty necks? Is this thing welded to the tank? That sounds like an involved, difficult fix.
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Every time it rains I get a wet spot in the far left corner by the spare tire. Am I looking at a new seal or is this a trait with a different fix.
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I borrowed a friends 2000 Excursion with the Triton V10, along with his 3300lb, 28' trailer to tow a car from Ashland, OR to Reno, NV to begin a restoration project. His Excursion has 175,000 miles on it and made the trip down flawlessly, but as they say, "No good deed goes unpunished." When attempting to return last Sunday, had to turn around due to overheating problems. Analysis at a local automotive shop concluded a bad radiator cap. Attempted the return trip Tuesday and the same thing happened (only got farther due to the new cap and ability to hold pressure longer).
Finally got into a Ford dealer and have been informed that the truck has a bad head gasket causing pressure to leak into the cooling system. They suggest replacement of with a remanufactureded engine as opposed to replacing head gaskets, due to the time on the entire engine (who knows what else might be bad?). The vehicle can be driven around town for miles with no problems. But put that heavy load on it and grades and it spews out nearly "all" of the coolant.
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I have a 2003 Ex with the 7.3. There is a leak in the rear coolant line just in front of the rear right tire. Is there any way to bypass the rear heater under the hood?
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