B0856 BUICK - Memory Seat Module 5 Volt Reference Out of Range
B0856 BUICK Possible Causes
- Faulty Memory Seat Module
- Memory Seat Module harness is open or shorted
- Memory Seat Module circuit poor electrical connection
Cost of diagnosing the B0856 BUICK code
The cost of diagnosing the B0856 BUICK code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.
B0856 BUICK Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
B0856 BUICK Meaning
The Memory Seat Module has two battery voltage supply circuits. The battery 1 voltage supply circuit is used to provide power for the memory seat module logic and internal driver operation. The battery 2 voltage supply circuit is used to provide a high current supply for the memory seat module output devices.