If you put a wrench on it and go much past a half turn past hand tight, you stand a real chance of messing up the sealing gasket, if you are lucky. Universal Oil Drain Plug, Part Number: 65102. It may be in the box with the new filter, look before you leave the parts store. Autozone offers this: Help/5/8 in. second day of owning it big oil puddle underneath my truck. The oil plug was never tighten to proper torque obviously and came off. Perhaps an ex-wife, neighbor or unhappy worker? Oil Pan Leak Quick Fix. I also had the same thing happen to the drain plug, but I loosened it then re-tightned it and it seemed fine. You crush the washer a small amount every time, if you're doing it right. I spent over an hour trying to get the drain plug out of this ALUMINUM oil pan. There was oil all over the back of the car. Unfortunately, you can do damage by overtightening things, too. What happens if you over tighten oil drain plug? Remove the oil drain plug again and inspect the threads. The most common way oil cases become damaged is from Harley drain plug over tightening. Over tightening the oil filter can either strip the threading, or break the O-ring. I just kept truning the thing and it wouldnt come out. I have never seen that happen. The general rule for changing out an oil filter is after you hand tighten it, take the oil wrench and give it a quarter turn to tighten it. Then I thought I would put the plug back on. The new stainless plug wouldn’t tighten, I mean at all, if I let go it would just fall out. It eventually fell out, and shortly after my engine was ruined. Jiffy lube university has videos and multiple modules just on the oil change process. The most common places this happens in a motor is valve covers or intake manifolds bolting to aluminum heads or oil pan drain plugs threading into aluminum oil pans. Hey guys I just changed my oil for the first time and everything went fine except im not 100% sure about the drain plug. If your engine oil level is dropping, one of the first things you should check is the oil drain plug to make sure it’s not leaking. just a tip, I use Selley's 401 hi temp silicon, it is a sealant and adhesive silicon. Another reason which would make the oil drain plug stuck is over-tightening. It would suck to end up with a porous weld from oil … When I was changing my oil, I took out of front drain plug and took out about a quart from there. How do you prove that the last dealer improperly tightened the drain plug or someone didn't just crawl under the car and loosen the drain plug. First, slide a piece of cardboard under the engine and leave your vehicle sitting overnight. Decided to dump the oil so I removed the drain plug and there was no seal washer on the drain plug. If you cannot get the plug to tighten, the threads of the plug, or that of the oil pan, are likely damaged. In an emergency I cleaned the area with brake cleaner and took some Steel epoxy two stage putty and pressed it in over the drain bolt and pan. If it had happened a day or two later, that would be different. Then I went to the back plug and started to take it out, or so i thought. If the O-ring is broken, this can cause the filter not to have a proper seal; and cause oil to eventually leak. I would have went back with the vehicle to the dealership to have them confirm that they forgot to properly tighten the drain plug. I pulled over and turned off the car. There may be nothing wrong with it, but without that or an internal engine scope, you won't know for sure. Yes, it is possible to overtighten an oil filter. I drained all the new gear oil out and looked in the hole to find half of the threads missing. My motor is a 1977 Johnson 55 horse and uses 3/8” drain plugs with 16 TPI. When you over tighten the plug, you are damaging the screw pitch. ther are many thread pitches and if wrong one used, could work its way loose. (Threads per Inch) Be sure to find out the correct size and TPI for your motor. There may be oil drain plug thread repairs, but I did not find any. All text book stuff, until i try to tighten the oil drain plug. Because the plug is tampered with so frequently, it can easily become the source of a leak. I did not know they chaged the plug. If you're doing it wrong and over tightening, that crush washer will get thin quickly. If you are in a tight spot and you don't have time to repair the threads in the oil pan, you could install an rubber drain plug for the oil pan. What happens if you don’t take the oil cap off and you pull the drain plug? At times, people tend to over tighten the plug which causes many issues. The process is to check and re-tighten to make sure the plug and filter after a start and checking for leaks after 10 seconds of running. Be careful not to over-tighten; you only need to snug it up. Not sure what's going to happen to those threads. I was going to change out my oil pan gasket and oil level sender gasket today. This way, you can ensure it’s not over tightened. Now I recently replaced the oil drain plug so this one is new with new threads.. Do I need a new oil pan? As far as how tight, you’re not tightening a lug nut, go easy. So i finished draining the oil. I used one on an older Toyota for about 3 years with no troubles. That is what they did. On Nov. 11 I took my 2010 Honda Fit in for a routine oil change & transmission fluid change to the Express Lube associated with my local dealership. You need to prove your case obviously and you may need a witness like the mecanic where your car was towed and he saw the oil plug missing from the oil pan. Air can enter the crankcase via the PCV system. This past Saturday, the exhaust began smoking. If I couldn't pull a duplicate oil sample for my own analysis, I would have towed it out of there to ensure that I could. To give you a buffer if you over tighten the drain plug. I think the oil change module is like around an hour of clicking pages after the timer runs out. I drained the oil and as I replaced the drain plug before dropping the pan, I noticed that the plug won't tighten, it keeps moving. Most everyone does. I ended up jacking the car as high as I could from the rear to get the oil to drip out from the front sump. In the case where the plug is over tightened, you have to change the whole oil pan. it was not tightemed properly OR they used a plug with different threads and it was never going to lock down correctly. I guess I just don't know my own strength! My guess? I recently attempt'd to change my oil. I think as long as your guy knows his stuff, this is going to turn out okay. I recently to my car in for a routine oil change and the technician did not tighten the plug. There are several different styles; you just need to choose the correct one for your application. Be very very careful when tightening that pan bolt, always go to torque specs! And although it is more difficult to do, you can damage the rubber seal on the oil filter if you really overload. Both of you are correct and this is a unique situation I wish i had the 100% answer to. This holds true for, both, Twin Cams and M8 Touring models. The rubber plug is used as a temporary fix, and it's not meant to be a permanent fix. I removed the drain plug(no problems), drained the old oil and replaced the filter. They took responsibility, but is it legal for them to replace parts (bearings) to an engine in a lube place and not at an actual mechanic shop? If you strip it in this manner its already toast. 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