Sable V6-3.0L DOHC VIN S (2002)
For diagnosis of code P0721 on an AX4S transmission refer to this chart:
For diagnosis of code P0721 on an 4F50N transmission refer to this chart:
For diagnosis of code P0721 on an AX4S transmission refer to this chart:
For diagnosis of code P0721 on an 4F50N transmission refer to this chart: