Q: I have a 1994 GMC pickup. When it gets cold it is very hard to unlock the driver door. A couple of times I have had to unlock the passenger door to get in. We tried spraying WD-40, but that hasn’t ...

Q. I change my own oil and would appreciate hints on what to use to lubricate the emergency brake cable. Also should I use it every place the cable passes through? I have a 1992 and 2000 Mercury Grand ...