Switching between synthetic, semi-synthetic, and conventional oil is possible and will not harm your engine. The Honda CR-V has had some battery drain issues, but they are relatively rare and can be ...

Q: I have a question about oil filters. I change my own oil on two Chevrolets. They use the same filter. One is a 1996 truck, the other is a 2001 S10 blazer. When I buy filters at parts stores, the ...

James H. writes by email: “I have a 2006 Cadillac DTS with 149,500 miles. Using the oil life monitor, I usually change my oil around 25% and/or about 5,000 miles. I have been using oil for cars with ...

Q: Can I switch from synthetic oil to regular oil? I read it's a myth, but my mechanic says you can’t. By the way, I still read your column here after I moved to Venice, Florida. A: Synthetic oil and ...

Q: My daughter had an oil change on her 2010 Toyota Corolla. The mechanic used synthetic oil. Do I have to use synthetic oil from now on, or can I use regular oil again? A: Synthetic oil, for the most ...