Saturn SL P0171: Causes, Diagnosis, + How to Fix

One of the most common trouble codes with the Saturn SL is P0171. It indicates that your Saturn SL is running lean on the bank one side.  It’s the most common air/fuel mixture-related code. It’s not the most complicated OBDII trouble code to diagnose. It is also one of the most common codes. The most … Read more

Saturn SL P0305: Misfire Detected (Cylinder 5)

P0305 is a fairly common trouble code with the Saturn SL. It’s and OBD2 code and stands for: P0305 is certainly a cause for concern, and should be considered a threat to the drivability your SL. The nice thing about P0305 is that it’s a cylinder specific trouble code, which makes diagnosing the problems simpler … Read more

Saturn SL P0441: Meaning, Causes, How to Fix

P0441 is one of the more common OBD II codes that can occur in the Saturn SL.  It is frequently caused by a loose or bad gas cap, cracked or disconnected EVAP system hoses, vacuum leaks, or a bad purge valve. Always start by taking a look at the gas cap. P0441 is related to … Read more

P0303 Saturn SL: Cylinder 3 Misfire Diagnosis

If your Saturn SL has the P0303 trouble code, you should know that it’s about as common of a code as there is. It’s a generic code (same meaning for all vehicles) that indicates that your car’s third cylinder is misfiring. P0303 is a real drivability concern and should be dealt with right away. If … Read more

Saturn SL P0141 Diagnosis

P0141 is a very common OBDII code that occurs in the Saturn SL. It is caused by a failure in one of the elements that heat the oxygen sensors, specifically bank 1 sensor 2, which is downstream from the catalytic converter. It technically stands for: The purpose of the heated element in the oxygen sensor … Read more

Saturn SL P0133: Oxygen Sensor Slow Response (Bank 1 -Sensor 1)

  P0133 is a common OBDII code that occurs in many vehicles, including theSaturn SL. The code is triggered when there is an issue with the response time from the oxygen (O2) sensor when switching voltage levels. The O2 sensor is responsible for helping the ECM meter oxygen levels in the exhaust in order to … Read more

Saturn SL P0505: Idle Air Control System- Malfunction

P0505 is an OBDII code that deals with the idle air control system in the Saturn SL.  It’s a generic code, which means that it has the same meaning for the SL as it would any other vehicle (SL or not). P0505:  Idle Air Control System:  Malfunction When P0505 is triggered, it is typically caused … Read more

Saturn SL P0430 Code: Causes + How to Fix

This page is meant to help you troubleshoot the Saturn SL P0430 trouble code. It covers the P0430 code’s meaning, symptoms, causes, and possible solutions. P0430 is an emissions-related trouble code and is virtually never a breakdown risk. P0430 is usually caused by a catalytic converter issue or a bad O2 sensor. Table of Contents … Read more