Tesla 12V battery replacement
A "12V battery needs service" alert, a car that will not wake up, or doors that will not open? The low-voltage battery wears out in a few years. We test it and replace it.
Schedule diagnosticNot every problem is a battery or a drive unit. We also fix the 12V battery, high-voltage contactors, Model 3/Y drive units, window regulators and charge ports. Tell us what the car is doing and we will track it down.
Serving Tesla owners across the Charlotte area from our shop in Harrisburg. Some faults can be diagnosed remotely, so ask when you book.

Prices below are estimated starting points where we have them. Everything else gets a written quote after diagnosis, before any work begins. We cover all applicable model years.
Warranty · 30 days on the parts we supply and on our labor. If a part fails, we replace the part; labor to reinstall it isn’t covered, and new parts ordered from Tesla aren’t included. Bring any warranty issue back to us.
A "12V battery needs service" alert, a car that will not wake up, or doors that will not open? The low-voltage battery wears out in a few years. We test it and replace it.
Schedule diagnosticA contactor fault can stop the car from charging or driving, and it is often mistaken for a dead battery pack. We confirm the fault, then replace the contactor.
Schedule diagnosticGrinding, whining, or a drive inverter alert on a Model 3 or Y past its drive unit warranty? We diagnose the motor and inverter, then repair or replace them.
Schedule diagnosticA window that is stuck, slow, crooked or makes noise usually means a failed regulator or motor. We replace it so the window closes properly again.
Schedule diagnosticA charge port door that will not open, a latch that will not release the cable, or a car that will not start charging? We repair the door, latch and charge inlet.
Schedule diagnostic