Speed sensor for 4l60e
#2
![Default](https://ls1tech.com/forums/images/icons/icon1.gif)
Ok, im not an expert or anything and i dont know what VDO gauges are but the 4l60e, well mine anyway, sends it speed to the PCM and then the PCM sent out a signal to the gauge. The PCM using speed to calculate load on the engine i think.