A careless step during a routine lubrication could damage a customer's door-lock assembly. Here's how to avoid this potentially costly mistake. Readers probably would agree that lubricating a common ...
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 ...