gas smell

Wife took her 2004 Buick LeSabre to a mechanic (3rd time now), to have a new rack & pinion put in. They said they needed to drop the engine to do it, and since getting it back, every time we stop at a light or stop sign for any length of time a very strong smell of gas fills the cabin. Like I...

We have an intermittent problem. When I press on the gas, the car kind of hesitates--it goes very slowly, the comes up to speed. Two weeks ago, we noticed that there was also the faint smell of gas after the hesitation. The check engine light was never on. We took it to a shop--they replaced...