U150FMinorNetwork

U150F on 2012-2022 Opel Insignia — Radio Controls Info Display Module Lost Communication With Human Machine Interface Control Module on LIN Bus

1 vehicles · 1 makes · $330-$1,600 repair

How to diagnose and fix U150F: most-reported vehicles

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Opel Insignia · 2012–2022

Both Insignia generations suffer well-documented infotainment failures. On the Insignia A (Navi 900, with and without IntelliLink) owners report the display freezing, going black, the radio muting mid-drive and the unit endlessly rebooting; fault code U150F (internal hardware error) is reported with total loss of all infotainment functions. On the Insignia B (Navi 900 IntelliLink / R 4.0 touch units, 2017 onward) the touch display fails partially or completely — flickering, half-image, unresponsive touch, black screen with 'No audio' shown in the cluster. The failure volume is large enough that specialist German electronics workshops (Endera, kfzpix, Pixelfehler-Reparatur) offer dedicated fixed-price Insignia display/head-unit repair services (~299 EUR), far below the cost of a dealer replacement unit.

Common Symptoms

Screen goes black or freezes while driving
Radio mutes by itself; cluster shows 'No audio'
Touchscreen stops responding to input
System restarts or cycles on and off repeatedly
Display flickers or shows only half the image

How to Fix

First try a soft reset (some freezes clear after disconnecting the battery for ~10 minutes) and ask the dealer to load the latest firmware, which resolved some crash patterns. For hardware faults — flickering, dead touch layer, U150F, reboot loops — the cost-effective route is a board-level repair of the display/head unit by an electronics specialist (around 300 EUR, typically 2-4 hours or mail-in) rather than a new unit from Opel, which can run 800-1,500 EUR plus programming. Check connector seating on the display ribbon cables when the unit is out, as poor connections mimic display failure.

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Typical repair cost:$330 - $1,600

Sources for this issue (5)

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Community Reported

High ConfidenceVerifiedReviewed Jun 14, 2026

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U150F code reference

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Frequently asked questions

What does U150F mean?

U150F stands for "Radio Controls Info Display Module Lost Communication With Human Machine Interface Control Module on LIN Bus." U150F is a network communication (U-code) DTC most commonly found on GM vehicles (Chevrolet, Buick, GMC, Cadillac). It sets when the Radio Controls Info Display Module stops receiving the expected periodic messages from the Human Machine Interface (HMI) Control Module over the single-wire LIN serial data bus. It indicates a loss of communication that can disable or impair radio/infotainment controls and dashboard display functions.

What are the most common causes of U150F?

The most common causes of U150F are: Faulty or low-voltage Human Machine Interface (HMI) control module — the master device on the LIN circuit, Open, shorted, or corroded wiring/connectors in the LIN serial data bus circuit, Failed Radio Controls Info Display Module (the receiving node), Loss of power or ground to one of the networked modules (blown fuse, poor ground), Low system/battery voltage or a weak battery disrupting bus communication, Software/calibration mismatch or a module needing reprogramming after service or part replacement. The specific cause varies by vehicle.

How much does it cost to fix U150F?

Repair costs for U150F range from $330 to $1,600, depending on the vehicle and root cause.

Which vehicles are affected by U150F?

Au7o has documented U150F across 1 vehicle models from 1 manufacturers: Opel.

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Content compiled with AI assistance using NHTSA complaints, TSBs, and owner reports. May contain errors. Always verify with your vehicle's service manual.