Tesla Model 3: Electronic Control Modules

 Trim - Side Rail - LH (Remove and Replace)

Remove Remove the LH side rail trim. See Trim - Side Rail - LH (Remove and Install). Release the clips that attach the old LH side rail tethers to the LH side rail, and then remove and discard the tethers from the vehicle. Install If not pre-installed, install new push clips (x

 Cap - Penthouse HV (Remove and Replace)

Remove Remove the 2nd row lower seat cushion. See Seat Cushion - Lower - 2nd Row (Remove and Replace). Lift the HV cap straight up from over the DC input connector on the LH side of the penthouse, and then remove the HV cap from the vehicle. Install Installation procedure is the reverse