what does it mean when the glow plug lite flashes 3 times
having problem starting truck. Then it is using a lot of fuel. The glow plug lite is
flashing 3 times
That usually indicates a problem with the glow plug circuit, either an open in one or more of the circuits or bad glow plugs. A drop in fuel mileage could be a cold engine, does the temperature seem normal? Could also be a bad high pressure pump not advancing properly. HTH
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