Jason P0400 is a standard code that indicates your Cadillac DeVille’s EGR system is not working. The good news is that this code is not a breakdown risk and should not affect how your DeVille runs (assuming it’s the ONLY code). P0400 is a generic code, which means it has the same definition for the DeVille … Read more
P0400 is a standard code that indicates your Cadillac CTS’s EGR system is not working. The good news is that this code is not a breakdown risk and should not affect how your CTS runs (assuming it’s the ONLY code). P0400 is a generic code, which means it has the same definition for the CTS … Read more
P0400 is a standard code that indicates your Cadillac Escalade’s EGR system is not working. The good news is that this code is not a breakdown risk and should not affect how your Escalade runs (assuming it’s the ONLY code). P0400 is a generic code, which means it has the same definition for the Escalade … Read more
P0400 is a standard code that indicates your Cadillac ATS’s EGR system is not working. The good news is that this code is not a breakdown risk and should not affect how your ATS runs (assuming it’s the ONLY code). P0400 is a generic code, which means it has the same definition for the ATS … Read more
P0400 is a standard code that indicates your Saturn Vue’s EGR system is not working. The good news is that this code is not a breakdown risk and should not affect how your Vue runs (assuming it’s the ONLY code). P0400 is a generic code, which means it has the same definition for the Vue … Read more
P0400 is a standard code that indicates your Saturn Sky’s EGR system is not working. The good news is that this code is not a breakdown risk and should not affect how your Sky runs (assuming it’s the ONLY code). P0400 is a generic code, which means it has the same definition for the Sky … Read more
P0400 is a standard code that indicates your Saturn Relay’s EGR system is not working. The good news is that this code is not a breakdown risk and should not affect how your Relay runs (assuming it’s the ONLY code). P0400 is a generic code, which means it has the same definition for the Relay … Read more
P0400 is a standard code that indicates your Saturn Outlook’s EGR system is not working. The good news is that this code is not a breakdown risk and should not affect how your Outlook runs (assuming it’s the ONLY code). P0400 is a generic code, which means it has the same definition for the Outlook … Read more
P0400 is a standard code that indicates your Saturn Ion’s EGR system is not working. The good news is that this code is not a breakdown risk and should not affect how your Ion runs (assuming it’s the ONLY code). P0400 is a generic code, which means it has the same definition for the Ion … Read more
P0400 is a standard code that indicates your Saturn Aura’s EGR system is not working. The good news is that this code is not a breakdown risk and should not affect how your Aura runs (assuming it’s the ONLY code). P0400 is a generic code, which means it has the same definition for the Aura … Read more