Circuit/System Testing
WARNING: This page is about a different car, the 2016 GMC Acadia, 2016 Chevrolet Traverse, and 2016 Buick Enclave. However, it is still accessible from the selected car via links, so may be relevant.
- Ignition OFF, disconnect the X1 harness connectors at the K29 Seat Heating Control Module.
- Test for infinite resistance between the control circuit terminal 3 and ground.
- If not the specified value, test the control circuits listed below for a short to ground.
- Driver seat cushion and back element terminal 3
- Driver seat cushion element terminal 5
- Driver seat back element terminal 1
- Test for infinite resistance between the control circuit terminal 6 and ground.
- If not the specified value, test the control circuits listed below for a short to ground.
- Passenger seat cushion and back element terminal 6
- Passenger seat cushion element terminal 2
- Passenger seat back element terminal 4
- Ignition ON, verify that a test lamp does not illuminate between the control circuit terminal 3 and ground.
- If the test lamp illuminates, test the control circuits listed below for a short to voltage.
- Driver seat cushion and back element terminal 3
- Driver seat cushion element terminal 5
- Driver seat back element terminal 1
- Ignition ON, verify that a test lamp does not illuminate between the control circuit terminal 6 and ground.
- If the test lamp illuminates, test the control circuits listed below for a short to voltage.
- Passenger seat cushion and back element terminal 6
- Passenger seat cushion element terminal 2
- Passenger seat back element terminal 4
- If all circuits test normal, replace the K29 Seat Heating Control Module.