Location of Crankshaft Position Sensor on 3.1 engine

Tiny
CRAZYMECHANIC
  • MEMBER
  • GMC
I have a 1991 Olds Cutless Supreme Int, with a 3.1 engine and quto trans. I am trying to locate the Crankshaft Position Sensor, and save myself $900.00.
Thursday, April 13th, 2006 AT 6:09 PM

1 Reply

Tiny
LOSONE
  • MECHANIC
  • 1,616 POSTS
It is under the harmonic balancer. The balancer has to be removed to replace the unit. Good luck
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Thursday, April 13th, 2006 AT 6:11 PM

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