CHEVROLET, GMC · 2019-05-13
This Technical bulletin provides a Correction for a Condition of OnStar Red LED Illuminated - DTCs U18B4, U18B5, U18AF Set.
U18B4 · 原廠技術資料
車型關聯可作查閱線索；引擎、生產範圍與軟體條件請核對原廠資料。
U18B4 ← 這個碼是什麼意思？2 結果
GMC · 2018-03-28
This technical bulletin provides a procedure to repair a bad terminal and re-route the harness to prevent the future event of Radio Audio Randomly Cuts Out DTC U18B4 - Lost Communication with Radio on Ethernet Bus from happening again.