Q. I enjoy both your column and Saturday morning talk show although I wish your radio station came in better in Rhode Island. I have a 1993 Buick with a 3.8 liter engine. I am having problems with a ...

DEAR CAR TALK: My 1997 Mercedes E420 sits in the garage for months before being called on for the occasional road trip. Lately, I've been experiencing a rough idle condition, where the engine rpm ...

A: The reader writes that his 1987 Mercury with a 5-liter V-8 has started to run rough at idle and under light acceleration. One dealer mechanic said the fuel injectors should be cleaned at a cost of ...