how many cps on a 1993 Buick Regal, I hear both 1 and 2 on a 3.8??
I have an error code and nead to replace them

The Vin "L" Series I 3800 has one crankshaft position sensor (18X pulses) located behind the harmonic balancer pulley right side of engine. The same is applicable for later models with the Series II 3800.

Certain GM 3.1/3.4L may have two. A 24X and a 3X pulses.