Tag Archives: CTS

If your Cadillac CTS’s AC system is not working, it can be uncomfortable and downright dangerous on a hot day. There are A LOT of issues that can cause your car’s air conditioner to fail. This article is broken down into these three sections to help save you time repairing …

P0088 is a common OBD2 trouble code that can occur in the Cadillac CTS. In layman’s terms, it indicates that your car’s fuel pressure is too high. While P0088 is a generic code, repair steps will vary depending on your CTS’s model year, engine type, and how it regulates fuel …

P0324 is a common OBD2 trouble code. It indicates that there is an issue with your Cadillac CTS’s knock control system. While P0324 is a generic code, repair steps will vary depending on your CTS’s engine type and model year. However, some basic steps can be followed to help diagnose …

P0501 is an OBD2 trouble code that indicates there is an issue with your Cadillac CTS’s Vehicle Speed Sensor (VSS). It occurs when the Powertrain Control Module (PCM) gets a signal from the VSS outside its normal operating range (in terms of voltage). P0501 is a generic powertrain code, which …

P0193 is a generic OBD-II code that can occur in the Cadillac CTS. It indicates that your CTS’s fuel rail pressure sensor is sending a signal to the PCM that is above its normal operating range (in terms of voltage value). While P0193 is a generic code (it has the …

P0523 is a standard OBD2 trouble code that can occur in the Cadillac CTS. In layman’s terms, it indicates the signal from the oil pressure sensor is higher than its normal operating range (in terms of voltage). P0523 is generic (it has the same definition for all vehicles), repair steps …

P015B is a generic trouble code, which means it has the same meaning any vehicle. In the case of the Cadillac CTS, It indicates that the Oxygen (O2) sensor on bank 1 is not cycling from lean to rich as fast as it should be. P015B is usually caused by …

Daytime running lights (or DRL) are specialized lights that come on when your Cadillac CTS’s regular headlights are turned off. Their purpose is to make it easier for other drivers to see you, theoretically decreasing the odds of getting into an accident. If your CTS’s DRL warning light is on, …

P2271 is a generic DTC trouble code that can affect the Cadillac CTS. It indicates that the oxygen sensor located on bank 1 in the second position is continuously sending voltage with a value that is too rich. There are oxygen sensors on both sides of the catalytic converter. The …

P0058 is a not too common and OBDII trouble code that occurs in the Cadillac CTS. It indicates that the heated oxygen sensor (which we’ll be referring to as HO2S a lot) heater control circuit located at B2S2 is sending a signal to the PCM that is outside of its …