Why does my Mercedes Benz hesitate to accelerate?
Why does my Mercedes Benz hesitate to accelerate? -Air filter and throttle body are clean. -I haven't changed the MAF in the 2 years that I've owned the car, and i tried running the car with the MAF unplugged; the problem was the same except now the idle was constantly low and rough. The problem is slowly getting worse. I'm contemplating ordering a new MAF or maybe a set of new coils.. Why does my Duramax throttle response take so long? He said that the throttles are sensor controlled and when you push on the gas the sensor can interpret...