Understanding and Replacing the P04FB Crankcase Pressure Sensor on the 3.0 Duramax Diesel
If you’re a 3.0 Duramax Diesel owner, you’ve likely heard of the P04FB code—it’s one of the most common diagnostic trouble codes (DTCs)...
If you’re a 3.0 Duramax Diesel owner, you’ve likely heard of the P04FB code—it’s one of the most common diagnostic trouble codes (DTCs)...