P0175 is a common trouble code that can appear in the Hummer H1. It’s generic, so it has the same meaning for your vehicle as it would any other automobile. There are MANY issues that can cause P0175 in the H1. If there are other codes present, use them to eliminate potential causes and save … Read more
P0017 in the Hummer H1 is predominantly caused by a few different things. It is typically thrown when the Crankshaft Position Sensor and the Camshaft Position Sensor are out of alignment by a certain number of degrees, or if there is an issue with the wiring, or one of the sensors themselves may have … Read more
P0016 is know to occur in the Hummer H1 when the Crankshaft Position Sensor and the Camshaft Position Sensor are out of alignment by a certain number of degrees, or if there is a sensor issue. We’ll explore the symptoms and causes directly below. P0016 refers to which camshaft position sensor is out of … Read more
P0306 is a fairly common trouble code with the Hummer H1. 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 H1. The nice thing about P0306 is that it’s a cylinder specific trouble code, which makes diagnosing the problems much … Read more
If you own a Hummer H1, 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 vehicle may experience drivability issues such as stalling, lack of power, rough idle, and hesitation. There are … Read more
P0101 code in the Hummer H1 is crucial to maintaining your truck’s performance and ensuring it runs efficiently. This code indicates that there is a problem with your vehicle’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
One of the most common trouble codes with the Hummer H1 is P0174. It indicates that your Hummer H1 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
P0021 is a common trouble code. It affects vehicles with variable valve timing (VVT). The list of VVT vehicles is growing, and the Hummer H1 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
P0305 is a fairly common trouble code with the Hummer H1. 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 H1. The nice thing about P0305 is that it’s a cylinder specific trouble code, which makes diagnosing the problems simpler … Read more
P0741 is a very common OBDII trouble code. It’s know to affect the Hummer H1 quite often. Here’s what it means: P0741: Torque Converter Clutch Circuit → Performance or Stuck Off The H1 uses a clutch in the torque converter to lock the engine and transmission together at highway speed. P0741 can register whenever this … Read more