No, it only made noise for that one time. The engine light came on after that.

I paid $40 for a diagnostic. The code came back P0720 - Output shaft speed
sensor.
WOW, you mean I could have saved $40.

Herb Leong wrote:
>#>#While driving straight (no turns), I heard a grinding noise. I was able to
>#>#feel the vibration and it felt as if it was coming from between the engine
>#>#and the driveshaft. I have a 2000 Jeep Grand Cherokee Laredo. I was traveling
>#>#about 40 mph and when I gave it more gas, the grinding noise started. When I
>#>#took my foot off the gas, it stopped. I maintained 10 mph and the Jeep would
>#>#keep moving. When I pulled into the parking lot and attempted to climb a very
>#>#small hill ( like the one when you drive up into a gas station), the Jeep
>#>#died on me. I started it right back up and the Jeep is now running fine,
>#>#except for the check engine light that is now on. Any ideas?
>#>
>#>Do you have a quadradrive system? If so, what goo do you have in the
>#>xfer case and when was it last changed?
>#>
>#No, it is a 2 wheel drive Jeep.
>
>What OBD codes are you getting?
>Without cranking, turn the ignition on, off, on, off, on and leave it on.
>Have a pen and paper ready to get the codes.
>
>There is a list of the codes and what they mean at www.wjjeeps.com.
>
>/herb

--
Message posted via CarKB.com
http://www.carkb.com/Uwe/Forums.aspx/jeep-cars/200604/1