The do-it-yourselfer is going the way of the dinosaur. Modern vehicles no longer have carburetors—or for that matter any other forms of ignition systems. They are all run by onboard computers. Almost all vehicles now employ some form of automatic transmission to get the power of the engine to the wheels, which can be either front-, all- or rear-wheel driven. On top of that, the latest innovations include lane keeping and crash avoidance systems, which are again run by computer-driven radar.
This means that the do-it-for-me crowd is now entrusting its family chariots to experts who are trained and have the latest computer diagnostic tools and equipment at their disposal. However, a new subset of do-it-for-me folks has emerged: traveling mechanics.