Getting to know your car - what is Porsche PSM exactly?
If you've spent any time behind the wheel of a 911 or a Cayenne, you've probably seen the little button on the dash and wondered what is Porsche PSM and why it matters for your driving experience. In the simplest terms, it's the brain that keeps you from ending up in a ditch when things get a bit too spirited on a backroad. Porsche calls it "Porsche Stability Management," but if you ask any long-time owner or track rat, they'll probably tell you it stands for "Please Save Me." ...