Cadillac DTS P0600: Meaning, Causes, + Diagnosis

P0600 is a relatively uncommon OBD2 trouble code. It indicates that there’s been a communications failure between your Cadillac DTS’s ECM and one or more of the separate modules that it communicates with. P0600 is a generic trouble code, so it has the same meaning for the Cadillac DTS as it would any other vehicle. … Read more

Cadillac DTS P0052: Symptoms, Causes, Diagnosis + Common Fixes

P0052 is a rare and generic OBDII trouble code. It indicates that your Cadillac DTS’s heated oxygen sensor is sending a signal to the PCM that is higher than its normal operating range. Terminology: HO2S- Heated Oxygen Sensor B2S1- Bank 2, Sensor 1 PCM- Powertrain Control Module (sometimes called ECM) P0052 Definition: HO2S – Heater … Read more

Cadillac DTS P0032: What it Means and How to Fix

P0032 is a not-too-common, generic, OBDII trouble code. It indicates that your Cadillac DTS’s heated oxygen sensor (which we’ll be referring to as HO2S a lot) is sending a signal to the PCM that is outside of its normal operating range. In this case, the signal is higher than it should be. Terminology: HO2S- Heated … Read more

Cadillac DTS P0057: Meaning + Causes

P0057 is a generic trouble code, which means that it has the same definition for the Cadillac DTS as it would any other vehicle. It indicates that the O2 sensor at bank 2 sensor 2 has a heated element that is sending a signal back to the ECM that is below its normal operating range. … Read more

Cadillac DTS P0037: Meaning + Causes

P0037 is a generic trouble code, which means that it has the same definition for the Cadillac DTS as it would any other vehicle. It indicates that the O2 sensor at bank 1 sensor 2 has a heated element that is sending a signal back to the ECM that is below its normal operating range. … Read more

Cadillac DTS P0022: Meaning, Causes, + Diagnosis

P0022 is a relatively common general OBD2 trouble code. If your DTS has Variable Valve Timing (We’ll be referring to it as VVT a lot), it can get this code. What is VVT? VVT changes the frequency and distribution of gases entering and exiting the combustion chamber. It allows the engine to act like it … Read more

Cadillac DTS P0050: Definition, Causes, + Diagnosis

P0050 is a common OBD2 trouble code. It’s generic, which means it has the same definition for the Cadillac DTS as any other vehicle. The cause of P0050 is almost always a bad heated oxygen sensor or wiring issue. P0050 Definition: Heater Control – Circuit – Bank 2 Sensor 1 P0050 indicates no signal coming … Read more

Cadillac DTS P0030: Meaning, Causes + Diagnosis

P0030 is a very common OBD2 trouble code. It’s generic, which means it has the same definition for the Cadillac DTS as any other vehicle. This code is almost always caused by a bad heated oxygen sensor or wiring issue. P0030 Definition: Heater Control – Circuit – B1S1 P0030 indicates no signal coming from your … Read more

Cadillac DTS P0730:  Meaning, Causes + Diagnosis

P0730 is a standard OBD2 trouble code. It indicates that your Cadillac DTS’s PCM has detected an incorrect gear ratio. While this code can appear if you changed your DTS’s transmission or rear end gearing without re-flashing the computer, it almost always has nothing to do with an incorrect gear ratio. An internal transmission problem … Read more

Cadillac DTS P0871: Transmission Fluid Pressure Sensor/Switch “C” Range/Performance

P0871 is a somewhat rare diagnostic trouble code.  While your Cadillac DTS’s check engine light will come on, this particular code indicates that there’s something wrong with the transmission, specifically the transmission fluid pressure sensor switch “C”. It’s a generic code, so P0871 has the same definition for any vehicle made for the 1996 model … Read more