Popping Sound, MBP 2016

I have heard a strange noice from my MBP, and am not sure if this is expected or not. Model is MacBook Pro 2016 with Touchbar, 15 inch, Radeon Pro 460, 2.9GhZ i7, 2TB SSD.


The sound occurs rarely, there may be several days or more straight that I don't hear it, though when it occurs, it may happen 2-3 times in a half hour period. There is no association I can make with what I'm doing at the time, so I'm unable to recreate it. The sound is a single hollow "popping" noise, similar to if you slowly squeeze a plastic bottle until it crinkles. The sound is not very loud, but clearly audible, and sounds as if it is coming from approximately behind the trackpad. I've had no other notable problems with this computer to date, have made no modifications to any hardware, or used it in any abnormal way.


I'm not terribly bothered by the sound itself, but I'm aware that the battery is located roughly behind the trackpad, and I worry that an expanding battery might sound like this. The case is not flexed or distorted in any way, there is no abnormal heat being generated, and no smoke, smells, or fumes. I think this is unlikely to be the cause, but is serious enough that I would like an alternative explanation before I disregard it. Alternate explanations might be abnormal activation of haptic feedback, or flexing of internal components as adhesives or seals continue to cure since manufacturing (laptop manufacture date 12-19-2016). The OS X battery status is "Good", "No errors", Simplo model bq20z451, battery manufacture date 12-2-2016.


Thanks for any help!

MacBook Pro with Retina display, macOS Sierra (10.12.2), 15 Inch, Radeon Pro 460, 2.9GHZ i7

Posted on Jan 12, 2017 11:04 AM

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Posted on Sep 13, 2017 9:01 AM

After numerous visits to the apple Service Centre I was able to convince them to replace my display. Got my laptop back today with a brand new display.

My initial tests confirm that replacing the display has fixed the popping sound issue.

I have also noticed that the new display does not make any noises when pressed against at the bottom of the screen. The new display feels more sturdy. Hopefully the issue won't reoccur again after extended usage. Fingers crossed!!


I urge everyone having this issue to be persistent and get the display replaced.


A big thanks to everyone who updated this thread, It was very helpful in getting the problem fixed!

874 replies

Jun 28, 2017 8:08 PM in response to Michael DN

2016 13" Non-TB MBP w/ 256GB 8GB RAM here, purchased in late October 2016. Popping sound started two months ago off and on, and now is making the sound at least 5 times every hour with normal use. I'm just working on spreadsheets and email, not like I'm crunching video or anything. The popping has started to drive me nuts, and I'd like it fixed but I'm not hopeful that bringing it into a Genius Bar would do any good given the comments on this thread. For those of you who have taken yours in for repair, did it work, and is it still working?

Jun 28, 2017 9:23 PM in response to CashAK

Hi,


Today Ipicked up my mbp from its 2nd visit, this time I showed the tech how to replicate the sound. I got it back with no resolution, he tells me apple does not recognize the problem, so repair is an issue. In the meantime i have to keep hassling the poor tech about getting some action. It would be best to take it in, you may or may not have success, but at least the issue your mbp has will be on record.


Good luck.


Ben.

Jun 29, 2017 1:39 PM in response to Michael DN


Late 2016 15'' MBPtb here. I have the popping... maybe 30-40 times a day. Same as everyone else has described, under the keyboard or near the hinge and sometimes louder than others. It does seem to happen more often when the machine heats up and down. Interesting tidbit, my right speaker failed - it sounded muffled and at 25% volume - support replaced the speaker and my batteries, etc. (lower portion). The rep at the Apple Store said he's seen swelling batteries cause similar problems in the past.


So I get it back, bring it home and I have a severe popping creaking combo sound from the hinge itself. Opening, closing, etc. Crazy reproducible and intense. And the random popping issue also got worse after reassembly (or it was just my perception). Maybe I started paying closer attention, thinking that the issue may have originally been speaker related and curious as to why it had gotten worse. Back to the Apple Store, they agreed to take it straight away... they even offered to give me a new MBPtb, but this was 2 days before the 2017 model was released so no stores had ANY 2016 stock, period.


So they took it and I expected a new screen or maybe new hinge. Another week goes by and when I get it back and the screen hinge is buttery smooth again... they did not replace the monitor, but they replaced the fan / antenna combo, which I guess is housed in the black plastic area near the hinge. Machine works fine, but popping continues.


Will I try to get it repaired a third time? Ugh, IDK. Good luck, everyone.

Jun 30, 2017 2:24 AM in response to Michael DN

I've spent some time looking into the popping noise of my MBP2016. My conclusion is that the mechanical tolerance between the screen hinge and the MBP body or the screen hinge itself is too tight in combination with the thermal expansion of the MBP. Looks like a design flaw to me. I’m wondering if adding some grease into the hinge will resolve the problem….

Jun 30, 2017 12:36 PM in response to Michael DN

Macbook pro 13 without touch bar, early 2017 model. Was watching a youtube video when I heard a loud pop, followed by a shutdown and a puff of smoke coming from the top-right part of the laptop, either from the top function keys or from the right hinge area. The MBP is completely dead. I have taken the MBP to a certified apple service technician, and they have sent it off to apple. I will post again when I hear back. I do not know if this pop-smoke-dead problem is simply a more extreme version of everyone else's "popping" sounds, or if it is an unrelated problem. I hope that apple to fix my MBP 😟

Jun 30, 2017 7:49 PM in response to Michael DN

Having the exact same issue! Went to the Apple store, they basically want to replace the logic board, which probably will not fix the issue. Plus, i will be without a laptop for 5-7 days. Called the Apple Online store and they basically said the same thing, replacement of the laptop is not possible without replacing the logic board first.


They said, they haven't had enough reports to know whats the problem. I think they should wake up, its their responsibility to find out especially when you pay >$3500 for a laptop!

Jul 4, 2017 7:08 PM in response to Michael DN

Same issue here, Macbook Pro 2016 15". Plus, I have a lot of other issues with my brand new Macbook like:


- Issues with 2 USB-C Ports, they are too loose.


- The popping sound.


- Distorted sound when I play music up than 80% of the volume.


- Down corner right and left of my Trackpad don't work every time (no Mouse movement or vibration Feedback).


- And the major issue for me, the keys (V B N) are doing scratches at the screen, only these keys.



The "good part" of my case, is that in my country, this model are completely out of stock and the actual stock is of the 2017 Model. I hope that when I return my Macbook to review, give me a 2017 model.


I will posting updates of my case guys, but another person with similar issues?

Jul 4, 2017 8:39 PM in response to MrRojano97

On which side are your loose USB-C ports? I noticed it while using a third party USB A->USB C adapter on the right side of the machine. My SD reader would keep disconnecting with the tiniest movement and unfortunately corrupted a 64GB SD card. Furious, I was able to get an exchange for the adapters, but it's still causing the same issue. Then I noticed that the ports were looser on the right hand side, while it snapped perfectly when plugged on the left side.


That and the popping sound make me wanna take it back to Apple, but at the same time, I don't wanna end up without a computer for a week or two.

Jul 5, 2017 10:57 AM in response to Michael DN

Hi,


Same issue on macbook pro 2017 13" with touch bar (France).

Popping sound is random and I can't reproduce the sound when i want.

It seems to come from speakers ( or maybe static electricity noise).

It makes a loud sound sometimes (rarely) but most of the times it looks like little interferences coming from speakers (they're hard to hear).


Most of the issues are related to MBP 2016, anyone else with 2017 ?

Jul 6, 2017 6:35 AM in response to Michael DN

Thought i would chime in and share my experience. I purchased a 13" pro with touch bar a month ago now (Right when the new models were announced at WWDC). So this is the Kaby Lake model and NOT the 2016 model. Just a few days ago, (July 2nd to be exact) I noticed when i tilted the screen hinge past 90 degrees and then begin to close it, it made an awful popping sound. This ONLY happens when the notebook is in use and is undergoing tasks that cause the chassis to heat up. It does not happen when it is idle or "cold". I immediately knew this was related to thermal expansion and seems like a very similar issue that many people on this forum are reporting. The issue could have very well been occurring from day 1 but i would have never known because i almost never tilt the screen hinge over 90 degrees.


As soon as i noticed the issue, i contacted apple support via chat on their website. The representative was kind and said that he has seen reports of the same issue when doing a quick research on his end. He suggested that i take it to an apple store and report it to the Genius Bar. I didn't really want to but agreed and let him make the appointment for me. After seeing many people post that replaced parts and many trips to the apple store did nothing, i was just going to let it go until we have heard more concrete answers from Apple's engineers (i didn't want a refurbished machine nor did i want my machine to be taken apart several times with no resolution). I decided that i was just going to cancel the appointment and live with the popping sound if i was to tilt the screen more than 90 degrees, which i usually do not as mentioned.


Last night (July 5th), i received a call from an apple representative for their Engineering department. He explained that he and their team saw the issue and wanted to look more into it (not sure if it's because it's the new model or not). He then said they could replace my machine with a brand new machine but could not guarantee that the new machine would not have the same issue. I agreed to this of course. They are sending a new machine straight from the factory with expedited shipping and also sending me the labels to return this one to them. I am not sure if i will have the option to just get a refund for this machine or not since it seems likely that it will have the same issue (i am guessing not). I love this model of the MacBook pro but hate knowing it has a design flaw for such an expensive device.


Overall though, the customer service experience has been fantastic and i would recommend that if you do have a new model MacBook Pro that is doing something similar to this, don't just brush it off because you don't think there is a solution. Contact Apple and see what they can do. They must know this is a wider spread issue if they are willing to do things like this to find the answers.

Jul 17, 2017 2:27 PM in response to Michael DN

Hello everyone,


Problem SORTED!!! It's a design flaw with the new MacBook Pro. Also, the thermal aspect of the machine contributes towards the problem.


More info: - I bought 2016 MacBook Pro 15" model in Feb, and the problem started 2 months later, I got in touch with the support online and booked in for the check up. The guys from Genius Bar looked at it for a day and refused to do anything as Engineers from Apple have deemed this problem as "Cosmetic Issue". So, I couldn't argue much. The problem continued, and the laptop started making noise while the opening of the display panel and when display panel was touched or moved. The sound was getting louder day by day. So I booked in another check up and had to fight with guys from Genius Bar and kept telling him its a design flaw and problem is with the display. I was able to produce the noise at the store. After lengthy discussion and argument, they agreed to replace the display, and they told me, if the problem persists, they won't be able to do anything about it anymore. I had no other option other than accepting the terms, which was demeaning as a customer.


So, they took a week to get the display replaced and didn't had any courtesy to contact me for updates, instead, I had to call them to check the status of the repair.

They have replaced display and I noticed some damages to the display wire connector ribbons, from underneath the hinge. I was a bit suspicious about the workmanship since the laptop didn't make any popping noise, I didn't raise the issue.


The laptop was working fine for a week and heard few very quite popping sounds. After a week, I realised there was another problem with the laptop's display. I knew where it was coming from. It was actually from the damaged connect ribbons to display, caused during the repair by technicians from Apple store. I heard abrasive noise from the body, close to the "Macbook Pro" label on the display, every time I opened the display to max viewing angle. I could feel the vibration due to the abrasion. It felt as if the top body panel was lifted. I contacted Apple support immediately and booked int another check up session to the same store.


I went to the store and explained them the situation. I was able to reproduce the sound and showed how body vibrated during the opening and closing. They got back to me saying,

"

We understand your problem and can't do much about it.. blah blah blah.....

"


at the end they said


"

It's a problem with the Macbook Pro and you to leave with it forever!

"

I was furious with the customer service and incapability to accept the problem and to deal with it.


I am a mechanical and thermal engineer by profession and understand system quite well. I did this before going to Apple for the first time but didn't get around the problem and I thought there was a problem with the torsional spring in the hinges, which are hidden behind the display and I can't take them without splitting the display apart.


So, this time I started playing with the laptop and was trying to simulate the behaviour. After looking at the machine for hours, I confirmed it is a design flaw.

You can see the cables and antenna if you turn the laptop upside down and look around the hinge area. Antenna body has a gap through which the whole cable assembly passes by. The flat/horizontal section in this region has sharp edges on both sides, through which the display cable pass over. The display wire connector is pushed against the sharp end of the Antenna body, by the flat ribbon. The popping noise is a combination of how this whole assembly works together. Once the laptop has used for months, by which I mean, the display is opened and closed, regularly. The flat wire kinds of bends over the sharp edges and starts to leave some mark and forms some dents on the flat wire caused as the flat ribbon pushing the wire against the edge. I have noticed this in my display wire. Part of was which damaged during the repair, which was causing this abrasive sound and which made me look into the problem.

The noise during the opening of the laptop is due to the sudden release of the stuck cable onto the sharp edges and spring hitting the body, which is attached to the ribbon for retraction and screwed it onto the body.

The heat released by the machine also helps to deform the structural integrity of the plastics around the wire.



I hope Apple soon be able to correct this design flaw!


All the best guys!


<Edited by Host>

Jul 8, 2017 1:35 PM in response to macBookPro2016TROUBLE

Hello


Sorry for my level of English, I speak Spanish.


Due to my language difficulty, I was unable to share my opinion about it. I always had doubts about the connection tapes of the screen, as explained by macBookPro2016TROUBLE. I had thought that these tapes were tightened due to expansions by temperature changes. This is why sounds can be played back sometimes by slightly moving the screen or pressing it through the back, under the Apple logo. I have once mentioned that the new design eliminates two screws from the lower MBP cover, which allows this zone to be less rigid, thus allowing for volume variations of materials due to thermal causes. For these reasons I assumed that it could be solved over time with some minor wear and tear with normal use.


The explanation of macBookPro2016TROUBLE is very credible and I totally agree. Maybe that's why some users have solved the problem with the screen change, but that does not necessarily solve everyone's problem.


I would like macBookPro2016TROUBLE to explain to me in more detail and with an image showing the place where did a fillet/rounding the sharp edges on Antenna with a nail file. Do you think that with continued use the fault can be worse? In the future can you break the connector on the screen?


Greetings.

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Popping Sound, MBP 2016

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