


It?os possible that a plugged fuel filter is responsible for straining the pump, and causing it to fail prematurely. RAY: But it IS strange for the fuel pump to wear out after only 36,000 miles. TOM: And third, burying the fuel pump in the gas tank means it?os a lot harder to replace, so they can charge you a couple of hundred bucks for a new one when it starts to hum. If you mount it underneath the car, it?os subject to dirt and grime and squished possum and who knows what else? Second, the pump stays clean and protected inside the gas tank. First, it keeps the fuel under pressure all the way along the line, so the possibility of vapor lock is reduced. And yes, the fuel pump IS in the gas tank. RAY: But in your case, it probably IS the fuel pump, Bill. TOM: Well, Bill, whenever I hear a weird humming coming from behind me, I always check the back seat first to make sure it?os not my brother doing his cajun rendition of "Danke Shoen." I was amazed to hear of the pump?os location. A mechanic friend told me it was coming from the fuel pump in my gas tank. I have just noticed a humming noise coming from the rear end of my car. The Grand Marquis is powered by a 224-horsepower, 4.6-liter V-8 that makes 275 pounds-feet of torque.I have a 1989 Grand Marquis with 36,000 miles on it. Standard keyless entry via a keyfob or door keypad.

20.6 cubic feet of trunk space, larger than that of competitors.A steering-wheel with audio and climate controls is optional. Eight-way power-adjustable driver and front-passenger seats with leather are standard. The Grand Marquis has a standard front bench seat and a rear bench seat, seating six. It is the longest and widest of its competitors, and is very similar in height. Measuring 212 inches long overall, the Grand Marquis rides a 114.6-inch wheelbase and stands 56.3 inches tall and 78.3 inches wide. Hydroformed steel sections are used for the front rails of the full-perimeter frame. There are no significant changes from the 2009 model. The Grand Marquis competes with other full-size sedans such as the Chevrolet Impala, Chrysler 300 and Buick Lucerne. Mercury’s Grand Marquis is a six-passenger, rear-wheel-drive sedan with a V-8 engine and traditional body-on-frame construction.
