On GM's Smart Charging System, the battery current sensor measures current through the negative battery cable and sends the signal to the body control module (BMC) or powertrain control module (PCM). Both modules use the signal to regulate the alternator’s charging output according to different conditions.View Full Product Listing
Think TechSmart First: 5.7 Million VIO
The Problem: When the battery current sensor fails, the vehicle will not charge correctly, leading to a DTC or a dead battery.
Our Response: TechSmart's Battery Current Sensor is a direct-fit replacement, so you'll have an easier install and a greater likelihood that the Smart Charging System functions as it should. TechSmart’s Battery Current Sensor covers more than 5.7 million VIO.