GE Refrigerator Error Code IC: Ice Maker Communication Error
Complete troubleshooting guide for GE refrigerator IC error code - ice maker control communication failure
Technical Diagram

Expert Diagnosis
The IC error indicates a communication failure between the main control board and the ice maker control module. This can be caused by faulty wiring, loose connections, or a defective ice maker control board. The ice maker will not produce ice until communication is restored.
What This Error Means
The IC error code on your GE refrigerator indicates an Ice Maker Communication Error. This means the main control board cannot communicate with the ice maker control module. The ice maker will stop producing ice, and you may see the error code displayed on the control panel.
Common Causes
Faulty Ice Maker Control Board
The ice maker control module has failed and cannot communicate with main board
Damaged Wiring Harness
Wires connecting ice maker to main control board are broken or damaged
Loose Connections
Connectors between ice maker and control board are not properly seated
Main Control Board Issue
The main control board has a communication circuit failure
Power Supply Problems
Ice maker is not receiving proper power from the control system
Step-by-Step Solutions
Step 1: Power Reset
- Unplug the refrigerator from the outlet
- Wait 5 minutes to reset both control boards
- Plug back in and check if error clears
- Test ice maker operation after reset
Step 2: Check Ice Maker Power
- Verify ice maker is turned on (check on/off switch)
- Ensure water supply valve is open
- Check that ice maker arm is in down position
- Look for any ice blockages in ice maker
Step 3: Inspect Wiring Connections
- Unplug refrigerator for safety
- Access the ice maker compartment
- Check wiring harness connections to ice maker
- Verify connector is firmly attached and not corroded
- Look for any damaged or pinched wires
Step 4: Test Ice Maker Control
- Locate the ice maker control module
- Check for any visible damage or burn marks
- Verify LED indicators if present
- Test for power at ice maker terminals with multimeter
- Replace ice maker assembly if no power or damaged
Step 5: Professional Service Required
- If wiring and ice maker test good, main control board may be faulty
- Control board replacement requires technical expertise
- Contact GE authorized service: 1-800-432-2737
- Technician can diagnose communication circuit issues
Safety Warning
Always unplug the refrigerator before inspecting electrical components. Working with control boards and wiring can be dangerous. If you're not comfortable with electrical repairs, contact a professional technician to avoid electric shock or further damage.
GE Serial Number Decoder & Warranty Check
How to Decode Your GE Serial Number
Format: First 2 characters indicate Month and Year
Month Codes: R=Jan, S=Feb, T=Mar, U=Apr, V=May, W=Jun, X=Jul, Y=Aug, Z=Sep, A=Oct, B=Nov, C=Dec
Year Codes: R=2019, S=2020, T=2021, U=2022, V=2023, W=2024, X=2025, Y=2026
Example: Serial "VW123456" = May 2024 (V=May, W=2024)
Where to Find Your Serial Number
- Inside the refrigerator compartment on the left or right wall
- On the rating plate behind the crisper drawer
- On the back of the refrigerator near the bottom