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Home >> Jeep >> 2021 >> Grand Cherokee L Altitude, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> (Instrument Cluster - Electrical Diagnostics) >> DTC Troubleshooting >> B12B5-49-Head Up Display Module - Internal Electronic Failure >> Possible Causes

Possible Causes

Possible Causes
HEADS UP DISPLAY (HUD) INTERNAL ERROR

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  .

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