Owning a Porsche is about more than getting from point A to point B—it’s about experiencing precision, performance, and a true connection to the road. Like any high-performance car, a Porsche needs regular attention to keep it running at its best. While they’re engineered for durability, problems can start to show up if maintenance gets pushed aside.
Here are six common issues that routine maintenance can help you avoid, so your Porsche stays performing the way it’s meant to.
1. Coolant Leaks
Coolant leaks are a well-known issue in some Porsche models, especially in those with older plastic coolant pipes or fittings. Over time, heat and pressure can weaken these components, causing leaks that may go unnoticed until temperatures rise or the coolant level drops dangerously low.
Regular cooling system inspections and fluid checks can catch early signs of a leak before they lead to overheating or engine damage. Replacing worn hoses and fittings with upgraded materials is often a smart preventive move.
2. IMS Bearing Failure (in Certain Models)
If you own a Porsche with the M96 or M97 engine (commonly found in early 996 and 997 models, as well as Boxsters and Caymans from the same era), you’ve likely heard of the IMS bearing issue. A failing intermediate shaft bearing can cause severe engine damage if left unaddressed.
While not every engine is affected, routine inspections and timely upgrades—especially during clutch replacement—can significantly reduce the risk. Many Porsche owners choose to upgrade the bearing as a precaution, even if no symptoms are present.
3. Brake Wear and Performance
With the kind of performance Porsche vehicles are known for, brakes take on a lot of stress—especially if you enjoy spirited driving or track days. High-performance pads and rotors wear faster than standard parts and can lead to squealing, vibration, or reduced stopping power if not maintained.
Regular brake inspections, fluid flushes, and timely pad replacements help ensure consistent performance and safety. It’s also a good idea to have your rotors checked for warping or uneven wear.
4. Suspension Component Wear
Porsche’s sharp handling and responsive feel come from a finely tuned suspension system. But over time, components like control arm bushings, sway bar links, and shock absorbers can wear out—especially in cars that are driven hard or see a lot of miles.
You might notice uneven tire wear, a harsher ride, or looseness in the steering as these parts begin to fail. Keeping up with suspension maintenance helps preserve that signature Porsche handling.
5. Oil Leaks
Older Porsche models, especially air-cooled engines and early water-cooled designs, are notorious for oil leaks. Common sources include valve cover gaskets, rear main seals, and camshaft seals. While a small oil leak might not seem urgent, it can lead to engine damage or messy build-up over time.
Frequent oil changes and undercar inspections help catch these leaks early. If your garage floor is starting to show spots, it’s a sign your Porsche could use a closer look.
6. Battery and Charging System Issues
Porsches with advanced electronics and comfort features rely heavily on the charging system. A weak battery or alternator problem can trigger dashboard warnings, affect starting, or even disable accessories. Cars that sit for long periods without use are especially prone to battery drain.
Keeping your battery in top shape, cleaning terminals, and checking alternator output during service visits can prevent surprise failures. A battery maintainer is also a good investment if your Porsche is a weekend or seasonal driver.
Ming’s Auto Repair – Porsche Specialists in Allston, MA
At Ming’s Auto Repair in Allston, MA, we understand what it takes to keep a Porsche running at its best. From IMS bearing upgrades to suspension tuning and brake service, our technicians are here to help you protect your investment and enjoy every mile. Book your routine maintenance visit today and stay ahead of problems before they start.