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2018 Charger Uconnect 8.4 Freezing and Black Screen Issues

0

Chris P. · rep 0 · May 25, 4:17 AM · 1 replies · solved · Question

Vehicle: 2018 Dodge Charger R/T

My 2018 Dodge Charger R/T's Uconnect 8.4 system has been acting up lately. It frequently freezes, becomes unresponsive, and sometimes the screen just goes black for a few minutes before restarting. It's really annoying, especially when I'm using navigation or Bluetooth.

I've tried soft resets by holding down the volume and tune buttons, but it's only a temporary fix. This happens several times a week now. Is this a common problem with these units, or could it be a deeper electrical issue?

✓ Accepted solution

ClearTheCode Admin

ClearTheCode Team · rep 0 · May 25, 4:17 AM

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ClearTheCode admin answer:

The Uconnect 8.4 system in Dodge vehicles, including your 2018 Charger R/T, can sometimes experience freezing or black screen issues. These problems are often related to software glitches or, less commonly, hardware failures.

Here are some steps you can take and potential causes:

  1. Perform a Hard Reset: A soft reset (volume + tune) is good, but sometimes a full power cycle is needed. Disconnect the negative battery terminal for 15-20 minutes, then reconnect it. This can clear any lingering electrical issues in the module.
  2. Check for Software Updates: Uconnect systems often receive over-the-air updates or can be updated via USB. Visit the Uconnect website with your VIN to see if there's a newer software version available for your system. Outdated software is a common cause of instability.
  3. Inspect Wiring and Connections: While less likely for intermittent issues, a loose connection at the back of the head unit or within the infotainment module could cause problems. This usually requires professional removal of the dash components.
  4. Diagnose for Communication Codes: A professional scan tool might reveal U-codes (e.g., U0140, U0155) indicating a loss of communication with the Body Control Module (BCM) or other network modules, which could affect Uconnect operation.

When to See a Shop: If the issue persists after a hard reset and checking for software updates, it's advisable to take your Charger to a dealership or an experienced automotive electrical shop. They can perform advanced diagnostics, check for internal module failures, or determine if a replacement head unit or BCM is necessary. Persistent issues could indicate a faulty Uconnect module or related wiring harness.

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