Chevy Tahoe P0457: EVAP System – Leak Detected

P0457 is a somewhat common trouble code with the Chevy Tahoe. This code references a number that is given to you when you plug your Tahoe into a OBDII scanner. P0457 Indicates that there is a leak in the Evaporative Emission Control (EVAP) System. It is similar to P0455 (large leak) and P0456 (small leak) … Read more

P0128 Chevy Tahoe: Meaning, Causes, How to Fix

The P0128 OBD II trouble code indicates that your Chevy Tahoe’s engine coolant temperature has not reached its required operating temperature within a certain amount of time after starting the vehicle. This code can appear as soon as you start your vehicle, or it can also occur while driving. It’s essential to address this issue … Read more

Chevy Tahoe P0456: Meaning, Causes, How to Fix

One of the most common trouble codes with the Chevy Tahoe is the P0456 code. This trouble code references a number that is given to you when you plug your Tahoe into an OBDII scanner. P0456 Indicates that there is a small leak in the evaporative emission control system. It often appears with or is … Read more

Chevy Tahoe P0102: Meaning, Causes, + How to Fix

If you own a Chevy Tahoe, 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

Chevy Tahoe P0101: Meaning, Causes, and Diagnosis

P0101 code in the Chevy Tahoe 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

Chevy Tahoe P0141 OBDII Code Diagnosis

P0141 is a very common OBDII code that occurs in the Chevy Tahoe. 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

Chevy Tahoe P1516 Trouble Code Diagnosis

P1516 is a very common trouble code. It is a GM ONLY code, which means that it has the same meaning only for GM vehicles, such as the Chevy Tahoe. A P1516 for a Hyundai, for example, means something totally different. Trouble code P1516 lets you know that the Throttle Actuator Control (TAC) Module has … Read more

P0113 Chevy Tahoe

P0113 is an OBDII trouble code that occurs when the Chevy Tahoe’s engine management computer detects that there is an issue with the Intake Air Temperature (IAT) Sensor, specifically that there is a High Input Problem with it. P0113: IAT Sensor → High Input Problem The IAT sensor is responsible for measuring the air temperature … Read more

Chevy Tahoe P0011: What it Means + How to Fix

P0011 is a common (and serious) OBD II diagnostic trouble code that can occur in the Chevy Tahoe. It indicates an issue with your vehicle’s Variable Valve Timing (VVT) system. The first thing you should do when you have this code is check your Tahoe’s oil. If the oil level is too low, the camshaft … Read more

Chevy Tahoe P0441: Meaning, Causes, How to Fix

P0441 is one of the more common OBD II codes that can occur in the Chevy Tahoe.  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