In the diesel world, "hot" can mean two things: high-performance tuning (injecting more fuel for more power) or physical overheating of the injector components. The Balance of "Hot" Performance
Many owners install BD2 hot injectors, then crank up the P7100 for "more power." This results in a smoke screen, runaway EGTs, and ultimately a blown head gasket or melted piston. bd2 injector hot
Access: Remove the small, rectangular side cover (held by two screws). In the diesel world, "hot" can mean two
A full rebuild involves more than just replacing seals; it requires precise mechanical calibration. A full rebuild involves more than just replacing
On the 6.6L L5P Duramax engine, the factory fuel injector connectors are a common failure point. Over time, heat soak and engine vibration cause the electrical terminals to loosen or corrode. This leads to:
If the system has been opened or if vapor lock is suspected, open the bleeder screw on the secondary filter and operate the hand primer until fuel flows air-free. For more technical details, you can refer to the Stanadyne DB2 Operation and Instruction Manual DB2 Troubleshooting Guide provided by Eau Claire Diesel Service Are you experiencing a specific symptom like a hard start when hot, or are you looking for rebuild instructions for the pump? Rebuilding a Stanadyne DB2 injection pump? - Facebook