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Vehicle Speed Control, service Brakes, engine
07/25/2026
I drive a leased 2024 Porsche Macan that has been serviced exclusively by Porsche of [XXX]. In May 2026, I brought the vehicle in because the engine was revving/racing while I was driving locally at slow to normal speeds. I also reported that the vehicle initiated sudden collision-avoidance braking when no vehicles or obstacles were present. I was told no problem could be found or replicated. On the morning of XXX while driving about 25–30 mph, the engine again began revving loudly and continued even while I was stopped at a traffic light. This was the same issue I had reported in May. At the next light, I shifted into Park and then back into Drive; the revving temporarily subsided. I stopped briefly at a drive-through pharmacy and then drove directly home. As I pulled into my driveway with my foot on the brake, the vehicle suddenly accelerated sharply on its own and struck my home, causing significant damage to the house and vehicle. Smoke came from the front of the vehicle. Because...
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Electrical System, engine, forward Collision Avoidance
06/20/2026
While driving on a major highway ([XXX]) at over 60 MPH, we had a complete and catastrophic system wide shut down of our vehicle, culminating in our car grinding to a halt. This entire process elapsed over a 15-20 second period. We barely were able to get our vehicle to the "left" shoulder along the median of the highway where we had to sit for over 75 minutes with oncoming traffic racing past us until 911 arrived to tow us. It was a life-threatening situation where we were virtual "sitting ducks" without any means to remove ourselves from harms way. The car was immovable and unresponsive. We tried to restart the car with the assistance of our Porsche Dealer but nothing worked. We had no choice but to pray for our safety. We have completely documented our experience: photos, videos and phone calls with 911. NOTE: your system is not allowing us to upload any of our photos or videos but we would like to provide these to you directly so please reach out to me to let me know how we can...
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Steering
02/02/2026
Steering Gear. It has been replaced and is not available to inspect. I was unable to turn the steering wheel and had an auto accident as a result. The dealer inspected the vehicle and replaced the steering gear under warranty. It is probable that the defective gear was sent by the dealer to the manufacturer to inspect. The warning lamps activated after the accident.
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Forward Collision Avoidance
12/24/2025
Collion Warning alarm came on with full application of brakes with no vehicles in front or behind. No onward traffic either. Visibility was clear, and driving conditions good. Driving at 35-40 mph. Informed dealer three times (and three different individuals) on December 31 and despite a bevy of promises they have taken no action. Placed warning on Macan.com and several other (purported) owners claimed to have experienced an identical issue. This is self-evidently highly dangerous. Lack of responsivess from Porsche dealer [XXX] ) has also been derisable. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)
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Unknown Or Other
05/25/2025
The car has a burning rubber order when driven intermittently, with smoke coming from the vents. This has been evaluated by Porsche Silver Spring 3 times June, October, November of 2025. June dealer unable to reproduce, October they reproduced it and replaced a heater. The problem has persisted but in November and December they dealer has been unable to reproduce on their test drive.