Invalid Data Received From Mirror Control Module B

Where it lives

For U044F, the part to look at first is the module named here.

Check these first

• A fault inside the Mirror Control Module B
• Water or heat damage to the Mirror Control Module B
• Corroded or damaged pins at the Mirror Control Module B connector

What to do next

1. Read the stored codes on a scan tool
2. Inspect the Mirror Control Module B connector for corrosion or backed out pins
3. Replace the Mirror Control Module B if the circuit and grounds test good
4. Clear the code and retest

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