这个码是什么意思？
以下表述对应所列厂商与通报。使用前请核对完整报码、报码模块、年款和发动机。
故障码描述检测到的异常，不直接指定必须更换的零件。
厂商技术资料
13以下为英文原文
CADILLAC, CHEVROLET, GMC
原文报码 U3000
This preliminary information communicates an issue with a service column lock message and DTC U3000. Engineering is working on the issue and in the meantime dealerships are to reset/clear the DTC and perform four sleep…
BUICK, CADILLAC, CHEVROLET, GMC
原文报码 U3000
This PI states that if SDGM DTC U3000 Sym 49 is set and no other SDGM DTCs are present, clear DTCs and reset the SDGM. Advises of how to contact PQC to authorize SDGM replacement.
BUICK, CADILLAC, CHEVROLET, GMC
原文报码 U3000
This Preliminary information communicates not to replace the Image processing Module if the following DTC's are history - U3000 SYM49, U1624, U0140, U023B SYM00, U053C, B1DD SYM57.
BUICK, CADILLAC, CHEVROLET, GMC
原文报码 U3000
This Preliminary information communicates not to replace the Image processing Module if the following DTC's are history - U3000 SYM49, U1624, U0140, U023B SYM00, U053C, B1DD SYM57.
CADILLAC, CHEVROLET, GMC
原文报码 U3000
This PI involves DTC U3000 SYM49 Set falsely In The Serial Data Gateway Module and dealerships are to reset the module by cycling the battery.
CADILLAC, CHEVROLET, GMC
原文报码 U3000
This Preliminary information communicates with dealers if they see a Service 4WD Message on with DTC U3000 SYM47 and/or SYM49 set in the TCCM, Check DTCs, Clear DTCs and advise customer engineering is working on a…
核对适用车辆
6车型关联可作为查阅线索；具体发动机、生产范围和软件条件请核对厂商资料。
更换零件之前
记录报码及冻结帧，检查蓄电池状态、相关报码和可见的线束或软管损伤。按照该车诊断流程和测试结果决定维修，避免仅凭故障码换件。
还能继续驾驶吗？
仅靠故障码无法判断是否适合继续行驶。故障灯闪烁、严重抖动、过热、机油压力报警或制动转向异常都需及时处理。影响车辆控制或发动机安全时，应在安全地点停车并寻求帮助。以车辆手册为准。