P0604

Internal Control Module Random Access Memory Ram Error

NHTSA 10247492 ↗ NHTSA 10248917 ↗ NHTSA 10248926 ↗

Internal control Module RAM Error

NHTSA 10139835 ↗ NHTSA 10139907 ↗ NHTSA 10151785 ↗

INTERNAL CONTROL MODULE RAM ERROR

NHTSA 10136917 ↗ NHTSA 10139600 ↗ NHTSA 10220999 ↗

BUICK, CADILLAC, CHEVROLET, GMC

This PI states that if SDGM DTC P0604/P0607 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.

JEEP

Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● **U0405-00 - Invalid Data Received From Cruise Control Module. ● U0104-00 - Lost Communication With Cru…

BUICK, CADILLAC, CHEVROLET, GMC

This PI states that if SDGM DTC P0604/P0607 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.

JEEP

Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● **P0111-00 - Intake Air Temperature Sensor 1 Circuit Range Performance Bank 1. (In Active or Stored sta…