Component Testing
WARNING: This page is about a different car, the 2015 Buick LaCrosse. However, it is still accessible from the selected car via links, so may be relevant.
Driver Seat Memory Switch
- Ignition OFF, disconnect the harness connector at the S47D Seat Memory Switch - Driver.
- Test for infinite resistance between each signal terminal listed below and the low reference terminal 1 with the switch in the open position.
- Terminal 3
- Terminal 4
- If less than infinite resistance
Replace the S47D Seat Memory Switch - Driver.
- If infinite resistance
- Test for less than 4 Ω between the signal terminal 4 and the low reference terminal 1 while pressing the memory SET button.
- If 4 Ω or greater
Replace the S47D Seat Memory Switch - Driver.
- If less than 4 Ω
- If 4 Ω or greater
- Test for 573-701 Ω between the signal terminal 3 and the low reference terminal 1 while pressing the memory 1 button.
- If not between 573-701 Ω
Replace the S47D Seat Memory Switch - Driver.
- If between 573-701 Ω
- If not between 573-701 Ω
- Test for 1800-2201 Ω between the signal terminal 3 and the low reference terminal 1 while pressing the memory 2 button.
- If not between 1800-2201 Ω
Replace the S47D Seat Memory Switch - Driver.
- If between 1800-2201 Ω
- If not between 1800-2201 Ω
- All OK.