!
error Frigidaire
Error Code SH
Flashing display indicating control system has detected a performance problem.
? What Causes This
Electronic control system malfunction or sensor issue.
✓ How to Fix It
Call your Frigidaire service representative to interpret the flashing message and diagnose the issue.
Source: page 15 of the official manual
From the manual
This error code appears in:
Frigidaire Gallery Series FFHS2611LWB Refrigerator