Hummer H2 P0172: Fuel System Rich – Bank 1
A common trouble code with the Hummer H2 is P0172. This code number references a number given to you when you plug your vehicle into an OBDII scanner. It’s not the most complicated OBDII trouble code to diagnose. It is also one of the most common. It means the motor is running rich. Hummer H2 … Read more