Buick LeSabre P0175: Causes, Diagnosis, How to Fix

P0175 is a common trouble code that can appear in the Buick LeSabre. It’s generic, so it has the same meaning for your car as it would any other automobile. There are MANY issues that can cause P0175 in the LeSabre. If there are other codes present, use them to eliminate potential causes and save … Read more

Buick LeSabre P0306: Misfire Detected (Cylinder 6)

P0306 is a fairly common trouble code with the Buick LeSabre. It’s and OBD2 code and stands for: P0306 is certainly a cause for concern, and should be considered a threat to the drivability your LeSabre. The nice thing about P0306 is that it’s a cylinder specific trouble code, which makes diagnosing the problems much … Read more

Buick LeSabre P0102: Meaning, Causes, + How to Fix

If you own a Buick LeSabre, you may have encountered the P0102 trouble code. This code indicates that the Mass Air Flow (MAF) circuit is low and not performing within its specified operating range. When this happens, your car may experience drivability issues such as stalling, lack of power, rough idle, and hesitation. There are … Read more

Buick LeSabre P0101: Meaning, Causes, and Diagnosis

P0101 code in the Buick LeSabre is crucial to maintaining your truck’s performance and ensuring it runs efficiently. This code indicates that there is a problem with your car’s Mass Air Flow (MAF) sensor, specifically, a Range/Performance issue. The most common cause of P0101 is a bad MAF sensor. When you encounter the P0101 code, … Read more

Buick LeSabre P0174: Meaning, Causes, How to Fix

One of the most common trouble codes with the Buick LeSabre is P0174. It indicates that your Buick LeSabre is running lean on the bank two side of the engine.  P0174 and P0171 (fuel trim lean bank one) are the most frequently seen air/fuel mixture-related codes. If they appear together, it reduces the list of … Read more

Buick LeSabre P0021: OBDII Code Diagnosis

P0021 is a common trouble code. It affects vehicles with variable valve timing (VVT). The list of VVT vehicles is growing, and the Buick LeSabre can have VVT, and is prone to developing this code.     P0021 is a generic OBDII code. This means that it has the same definition regardless of the make … Read more

Buick LeSabre P0305: Misfire Detected (Cylinder 5)

P0305 is a fairly common trouble code with the Buick LeSabre. 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 LeSabre. The nice thing about P0305 is that it’s a cylinder specific trouble code, which makes diagnosing the problems simpler … Read more

Buick LeSabre P0741 OBDII Transmission Code Diagnosis

P0741 is a very common OBDII trouble code. It’s know to affect the Buick LeSabre quite often. Here’s what it means: P0741: Torque Converter Clutch Circuit → Performance or Stuck Off The LeSabre uses a clutch in the torque converter to lock the engine and transmission together at highway speed. P0741 can register whenever this … Read more