Posts Tagged: fuel pump whine

Fuel pump whine on GM diesel engines — Bulletin 18-NA-10

Here’s what causes the fuel pump whine and hard start on GM diesel engines GM has issued a service bulletin #18-NA-103 to address a fuel pump whine issue and hard start on their 2010-20 diesel vehicles. The fuel pump whine may also be accompanied by the following trouble codes: P0087 Fuel Rail Low Pressure P018B Fuel Pressure Sensor Performance P228A Fuel Pressure Regulator 1 Control – Forced Engine Shutdown P228B Fuel Pressure Regulator 2 Control – Forced Engine Shutdown P2635 Fuel Pump Flow Performance Cause of fuel pump whine GM … Read More