Chevy Express P0325: Knock Sensor “1” – Circuit Malfunction

P0325 is a powertrain OBDII trouble code that has the same meaning for the Chevy Express as it would any other vehicle. By definition, it means that the vehicles ECM/PCM isn’t getting the proper signal to or from the knock sensor. Clearing this code typically requires a new knock sensor or correcting a short or … Read more Chevy Express P0325: Knock Sensor “1” – Circuit Malfunction

Chevy Express P0507: Idle Air Control – RPM Higher than Expected

P0507 is a fairly typical OBDII trouble code. It is typically triggered when the engine idle speed is 200 rpm or more over the predetermined limit set by the manufacturer. It is a generic code, which means that it has the same for the Chevy Express as any other vehicle.   P0507 Symptoms Unlike many … Read more Chevy Express P0507: Idle Air Control – RPM Higher than Expected

Chevy Express P0014: Camshaft Position B → Over Advanced → Bank 1

P0014 is a relatively common trouble code for vehicles that have Variable Valve Timing (VVT). This includes the Chevy Express. VVT adjusts the camshafts position at different RPM’s and engine loads to maximize the operating efficiency of the motor. P0014 means that the camshaft position is too far advanced from where it should be in … Read more Chevy Express P0014: Camshaft Position B → Over Advanced → Bank 1

Chevy Express P0013: “B” Camshaft Position → Open/Short OCV → Bank 1

P0013 is a somewhat frequent OBDII trouble code. It is generic, which means that it has the same meaning for the Chevy Express, as it would any other vehicle. It only affects vehicles with Variable Valve Timing. Below we’ll outline the major symptoms and causes of P0013, as well as the most common fixes.   … Read more Chevy Express P0013: “B” Camshaft Position → Open/Short OCV → Bank 1