Posts Tagged: U Codes for GM

OBDII Manufacturer Specific U Codes for GM

Manufacturer Specific U Codes for GM U codes relate to the vehicle’s data network. I’ve included a list of the manufacturer-specific diagnostic trouble codes used by General Motors. These codes are designed to provide additional information beyond the generic OBD-II codes to help diagnose and troubleshoot issues related to GM’s proprietary systems and components. List of Manufacturer-Specific U Codes for GM. U2000 Invalid BFC Transmitted SPI Data U2001 Invalid IPC Transmitted SPI Data U2002 SPI Data-In Low U2003 SPI Data-In High U2004 SPI Data-Out Low U2005 SPI Data-Out High U2006 … Read More