2001 Pontiac Montana

Engine Performance problem
2001 Pontiac Montana 6 cyl Front Wheel Drive Automatic 140000 miles

i have a 2001 pontiac montana van and I know what the problem is with it I just dont know where it goes the van has 2 crank shaft sensers in it and one is bad so the van isnt running right so I have bought both sensers and I know that one is on the side and one is behind the motor but I dont know which is which or where on the side it is talking about or where behind it is talking about can u send me a pic of a motor and show me where they go thanks so much my email is elizabeth. Beard1981@gmail. Com thanks again elizabeth
October 2, 2010.

It look's like your 24x sensor is under the crank shaft pulley and the 7x sensor is below the spark plug's facing the firewall.

Oct 2, 2010.