injector cleaners

Are fuel-injector-cleaning diesel additives worth it?; Apnea update

I'm at the FMCSA Motor Carrier Safety Advisory Committee's joint meeting with the Medical Review Board today -- watch my Twitter feed for updates from the meeting, where committee members are slated to draft guidance on regulation of the sleep apnea condition as it relates to interstate driver medical qualifications. Find prior reporting from recent-past MCSAC meetings on the subject here and here. (Click through our current, February cover image at right for Managing Editor ...

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