Posted 5/23/2019 21:43 (#7516750 - in reply to #7516731) Subject: RE: GM 6.5L diesel questions...
SEON
The PMD (pump main driver) is the Achilles heel. Also known as the FSD(fuel solonoid driver). The engine might quit and not refire or it may surge at a redlight and belch black smoke. Napa offers a lifetime guarantee I think. They last about a year