Dear Doctor: I seldom drive my 2011 Chevy Camaro — maybe about 5,000 miles annually. When should I change the oil, and other fluids, such as antifreeze? Should I do these changes once or twice a year? Al Dear Al: It’s always a good idea to change the oil and filter twice a year and do an ...

DEAR DOCTOR: I’m considering buying a 2008 Lincoln Navigator with 90,000 miles on it. I want to know how to service / recondition it to get the best service and life from this high-mileage vehicle. What is the protocol for fluid changes, oil types, oil, and / or gas additives? — ...

Dear Doctor: I received a recall notice for my 2018 Honda CR-V. Apparently, there have been complaints about the oil mixing in with the gasoline in these turbocharged vehicles. The recall consisted of performing a software update and changing the oil. The owner’s manual calls for 87 octane or ...

Dear Doctor: Whenever I lower the windows on my 2016 Toyota 4Runner, even slightly while driving, I get lots of dust and dirt in the vehicle. The dealer said put the vents on recirculate and stay off dusty roads. It’s really bad. Any suggestions? Michelle Dear Michelle: Yes, putting the ...

Dear Doctor: I love my 2013 Cadillac XTS sedan with all-wheel-drive. However, very often after locking the car and returning to it after shopping or working, I find all four windows open. Any ideas? Ira Dear Ira: This convenience feature on your Cadillac is designed to lower all windows to ...

Dear Doctor: I have a 2014 Ford Taurus. A light on the dashboard indicates faults with the blind spot and the cross traffic safety systems. The Ford dealer reset the system and said it was fixed. However it’s not. I have extended coverage until June 2019. What should I do? — Frank Dear ...