It depends what engine you have but its typically on the front of the engine(th side where the belts are) and its on the front timing cover, sometimes under the crankshaft pulley,
Where is crank sensor on 3.1 v6 91
No Crank Sensor until 1992
yes the cluster works for 89 90 91 92 93
where is cam senor on a 91 cutlass ciera 3300
yes
yes
it should be a 15 mm bolt. that's what it is on my 91 cutlass supreme and my 93 beretta.
Did John Brennen convert to Islam
Perhaps throttle plate is stuck and needs to be freed -try a screwdriver to do so
On the firewall side of the engine block, near the transmission bellhousing, under the intake manifold that answer sir, is incorrect, the cavaliers did not use a cam sensor, only a crank sensor, but the location is right for the crank sensor
Look under the vehicle along the frame follow the fuel line from tank
The Crank sensor in my 91 LeSarre Limited is behind the Harmonic balancer pulley....there are fins on the back of the pulley that line up with the sensor.