The air filter in your BMW is the only line of defense the engine and turbocharger have against sucking in harmful debris. The air filter will get covered in debris over time as it pulls air from...
In recent years, an electric water pump has become the go-to for modern cooling systems. Using an electric water pump over a belt-driven pump has allowed BMW's engineers to simplify engine maintenance and cut costs. Less time spent in the shop means more money and more time on the road for the...
Modern BMWs are full of gadgets and features built to make your ownership experience as painless as possible. Several of these features revolve around the vehicle's maintenance. Knowing when things need replacing or changing in your BMW may be foreign to you, and that's OK as your modern BMW...
An engine should always be brought to its standard operating temperature before leaning on it in anything more than easy driving. That is especially the case with engines under boost pressure, such as Audi's 3.0t. Built with tighter tolerances to endure abuse, you should only thrash on them when...
Metal keys are somewhat of a dying breed these days. More and more, automakers are turning to make the plastic key fob into the actual key. Aesthetically, they get to ditch the ugly key while decluttering what ends up in a customer's pockets. Though you may use the fob as a key or only a tool to...
The early Mercedes AIRMATIC struts don’t have the best reputation. The comfort they bring when they are functioning is balanced by the prohibitively expensive repair costs when they go wrong. These days, aftermarket struts and springs from Arnott are the smart and cost-effective way to replace...
The early Mercedes AIRMATIC struts have a polarizing reputation. The comfort they bring when they are functioning is balanced by the prohibitively expensive repair costs when they go wrong. On chassis that aren't worth nearly what they were ten years ago, the cost of replacement may not be worth...
The first-generation Porsche Cayenne is an affordable and fairly reliable SUV easily found on the second-hand market, and that can be maintained at home. Brake jobs and oil changes are achievable in the driveway with no need for special tools. However, depending on the model, there is an often...
The 1974-1989 air-cooled Porsche 911 has big chunky rubber impact bumpers hanging off the rearmost part of the car. For weight reduction and aesthetic reasons, many of these impact bumpers were eventually deleted, along with the integrated license plate lights. As these cars have come full circle...
The ignition system controls one of the three essential functions needed for an engine to run. Failing spark plugs or coils on the 1.8t/2.0t engine in your Volkswagen or Audi will produce a weakened spark at best, resulting in poor ignition of the fuel/air mixture in the cylinder. Without the...
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