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Homelink issues

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Old Oct 7, 2025 | 07:56 PM
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Default Homelink issues

Yes I have followed all the various videos,, etc but no love...whan I point the transmitter to the front of the car, the lights dont blink (they are supposed to) then I went and triggered the 'learn' button on the genie...still no luck, and yes i erased the old codes before trying all this..any new suggestions?
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Old Oct 8, 2025 | 12:32 AM
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you probably already tried this but i had to pull mine almost under the opener itself. tried 4-5 times from outside the garage before pulling in halfway in and it finally worked. Odd because my previous .1 had zero problems linking up from outside the garage. seems my newly acquired .2 wanted/needed to be closer. btw....my garage door opener is old....like 25+ years
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Old Oct 8, 2025 | 04:38 AM
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Homelink is extremely finicky. Only suggestion I have is to keep trying. Took me months when all of a sudden it worked.
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Old Oct 8, 2025 | 10:12 AM
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I’m not familiar with Genie openers like I am with LiftMaster/Chamberlain openers, but I agree with the comments above about the Porsche Homelink system being finicky sometimes. Did your system work and then suddenly stop working, or has it never worked? It sounds to me like car isn’t in learning mode, so it isn’t receiving and saving the signal from the remote.
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Old Oct 8, 2025 | 11:40 AM
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I gave up on mine five years ago.....none of my other vehicles have an issue.

Last edited by jimmiejam; Oct 8, 2025 at 11:41 AM.
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Old Oct 8, 2025 | 11:56 AM
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ITS liftmaster..yes I clear the old codes,,,blink blink then hold the outside button...blink, blink...run to the unit push the purple learn button...blink, blink...back to the car, push blinking button...nothing
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Old Oct 8, 2025 | 12:21 PM
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Originally Posted by promocop
ITS liftmaster..yes I clear the old codes,,,blink blink then hold the outside button...blink, blink...run to the unit push the purple learn button...blink, blink...back to the car, push blinking button...nothing
I never needed to hit the 'learn button'.

I was able to program both of my Liftmaster openers to the 991.2 by just pushing the button inside the car, and then standing outside with my handheld remote and pressing the appropriate button.

I 'skipped the learn button' and then pushing the button inside the car.

Have been able to program all 3 buttons for 3 different openers on the car the first try.
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Old Oct 8, 2025 | 01:09 PM
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Originally Posted by promocop
ITS liftmaster..yes I clear the old codes,,,blink blink then hold the outside button...blink, blink...run to the unit push the purple learn button...blink, blink...back to the car, push blinking button...nothing
I think you are missing a step. I’m assuming you have a modern garage door opener with a rolling code.

After clearing the codes in the HomeLink transmitter in your car, you need to program the HomeLink transmitter using your garage door opener remote control. This is done by selecting the button that you want to use in the car and holding it for about 5 seconds until the light begins to blink slowly. The ignition must be on for this step, and the engine must be off. Once the light HomeLink light is blinking slowly, you have 5 minutes to complete the next step.

The next step is to stand in front of the car with your garage door opener remote control, and then press and hold the garage door button on the remote while holding it roughly 8 inches from the nose of the car. When the car accepts the signal from the remote control, the turn signal light will flash three times. In my experience, this usually takes about 10 - 15 seconds. You may have to hold the remote closer or further from the nose of the car to get it to accept the signal. Again, the ignition must be on for this step.

At this point, the car will be programmed with the signal necessary to open the garage door, but you still need to program the garage door opener to accept the signal from the car. This is done by pressing the learn button on the garage door opener, and then pressing the button on the HomeLink transmitter that you just programmed. The car needs to have the ignition on and the engine off for this step. I don’t recommend holding the HomeLink button down for this step; just push and release it a few times until the garage door opener accepts the signal. LiftMaster garage door openers generally flash the garage light when they have accepted and learned the signal. When you see the lights flash, you’re done. Test the programming by pressing the HomeLink button to verify that it works properly.

Note: When the light is blinking slowly on the HomeLink transmitter, it is waiting to accept and learn a signal. It isn’t transmitting a signal. When you press the learn button on the garage door opener, it is also waiting to accept and learn a signal. This is why you need to use the garage door opener remote control to program the car first. Once the car has learned the signal, it can then transmit that signal to the garage door opener.

Last edited by Dennis C; Oct 8, 2025 at 01:33 PM.
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Old Oct 8, 2025 | 05:37 PM
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yup..did all that and finally...success!!! what a relief
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Old Oct 8, 2025 | 05:39 PM
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Great news! Glad it is working for you now.
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Old Oct 9, 2025 | 11:04 AM
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Originally Posted by promocop
yup..did all that and finally...success!!! what a relief
Don't be surprised if it randomly doesn't work. I often end up closing it with the app (myQ).
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Old Oct 9, 2025 | 11:12 AM
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I was the HOA “gatekeeper” in our old neighborhood for many years. Our neighborhood had an entry gate that utilized a LiftMaster opener, and it was programmed very much the same way as a garage door opener. I’ve programmed the HomeLink systems in many different car brands over the years and I’ve become quite familiar with the process. In my experience, the only cars that occasionally “forgot” the programming and needed to be reprogrammed were Audis and Porsches. It was rare, but it happened. Fortunately, I’ve never had this experience in my 991. It has always worked properly. I did experience this issue with my 997 and with my wife’s SQ5.
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