這個碼是什麼意思？
以下表述對應所列原廠與通報。使用前請核對完整故障碼、回報模組、年式與引擎。
故障碼描述偵測到的異常，不直接指定必須更換的零件。
原廠技術資料
12以下為英文原文
CADILLAC, CHEVROLET, GMC
原文故障碼 B1A7A
This Preliminary information communicates an issue with: Overhead Console Inoperative / Service Safety Restraints Message / Sunroof Inoperative / DTC's B1A7A and U1121. Dealers are to cycle the power to the overhead…
CADILLAC, CHEVROLET, GMC
原文故障碼 B1A7A
This Preliminary information communicates an issue during start up that the following symptoms occur: - Service Safety Restraints System Message - Sunroof Inoperative - Sunshade Lights Inoperative - Dome Lights…
CADILLAC, CHEVROLET, GMC
原文故障碼 B1A7A
This Preliminary information communicates an issue during start up that the following symptoms occur: - Service Safety Restraints System Message - Sunroof Inoperative - Sunshade Lights Inoperative - Dome Lights…
CADILLAC, CHEVROLET, GMC
原文故障碼 B1A7A
This Preliminary information communicates an issue during start up that the following symptoms occur: - Service Safety Restraints System Message - Sunroof Inoperative - Sunshade Lights Inoperative - Dome Lights…
CADILLAC, CHEVROLET, GMC
原文故障碼 B1A7A
This Preliminary information communicates an issue during start up that the following symptoms occur: - Service Safety Restraints System Message - Sunroof Inoperative - Sunshade Lights Inoperative - Dome Lights…
BUICK
原文故障碼 B1A7A
This technical bulletin provides repair information to correct a customer concern of Service Safety Restraint System Message with DTC B1A7A Set.
核對適用車輛
14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。
| 品牌 | 車型 | 年式 |
|---|---|---|
| Buick | ENVISION | 2022 |
| Cadillac | ESCALADE ESV | 2023 |
| Cadillac | ESCALADE ESV | 2022 |
| Cadillac | ESCALADE ESV | 2021 |
| Chevrolet | SUBURBAN | 2023 |
| Chevrolet | SUBURBAN | 2022 |
| Chevrolet | SUBURBAN | 2021 |
| Chevrolet | TAHOE | 2023 |
| Chevrolet | TAHOE | 2022 |
| Chevrolet | TAHOE | 2021 |
| GMC | YUKON | 2023 |
| GMC | YUKON XL | 2023 |
更換零件之前
記錄故障碼與凍結資料，檢查電瓶狀態、相關故障碼和可見線束或軟管損傷。依該車診斷程序與測試結果決定維修，避免僅憑故障碼換件。
還能繼續駕駛嗎？
不能只憑故障碼判斷能否繼續行駛。故障燈閃爍、嚴重抖動、過熱、機油壓力警示或煞車轉向異常需立即注意。影響操控或引擎安全時，應在安全地點停車並求助。以車主手冊為準。