Ron Ananian The Car Doctor

On this episode of The Car Doctor, Ron Ananian helps a caller with a 2002 Isuzu Trooper that lost four-wheel drive. He advises scanning for common fault codes tied to speed sensors or the vacuum switch but warns that parts for old Isuzu's are hard to find, which may make repair impractical.   Ron also addresses a prior caller’s claim that AC Delco batteries are subpar because they use recycled materials. A listener corrects this, pointing out that nearly all modern batteries are made with recycled components—a standard, environmentally responsible practice. Ron emphasizes the importance of proper diagnostics before replacing a battery.   Later, CRC’s Scott Brownstein joins to discuss brake maintenance. He stresses the importance of cleanliness, proper "bedding in" of new pads and rotors, and using non-chlorinated brake cleaner. Using the wrong products, like carburetor cleaner, can compromise safety.   Ron’s theme throughout: diagnose properly, use the right tools, and d