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Automotive HD/Fleet Forum

Professional automotive forum for discussion of heavy-duty trucks, buses and other on- and off-road equipment, and maintenance of automotive fleet vehicles. Discussion topics include fuels and lubricants, hydraulics, performance, on-board diagnostics, powertrain, power distribution, anti-lock braking and stability control systems, and best practices as they relate to heavy duty and fleet maintenance. This forum is for experienced automotive repair professionals only, membership required.

Continue to the description of our next automotive discussion forum, the HVAC Forum.

Recent Automotive Discussions in the Automotive HD/Fleet Forum

2017 F550 V10
01/22/2020 in the HD/Fleet Forum
Hi Folks, Hoping for a little Ford knowledge...I have ONE Ford in my fleet...A 2017 F550 v10 gas...75k on odometer....here's my problem...At 10k the crank broke and Ford had my truck for 4 months to replace it....Then the replacement went bad before it le...
Grease Job
01/22/2020 in the HD/Fleet Forum
I haven't worked HD, when I see this I have to wonder if it's over done or the correct amount. [Na] Must order it by the barrel.
2010 saf-t liner school bus heatrer arm repalcement
01/21/2020 in the HD/Fleet Forum
[HVAC: 10 Freightliner B2 6.7L] This is a school bus but it is the same heater box as a M2 series truck. It was -42c below last week, bus had no heat and found that the temp motor was working but the plastic arm inside the box to the upper flap is broken...
Sprinter P0101FE
01/21/2020 in the HD/Fleet Forum
[Driveability: 16 Mercedes-Benz Sprinter 2500 2.1L] Sprinter only showing a code P0101, Autel Maxisys showing code as P0101FE. -Mass air flo sensor is new. Can not find any troubleshooting for this code?
Handy test tool
01/18/2020 in the HD/Fleet Forum
This should maybe be in the tool forum but since it only applies to HD I put it here. This is a handy little thing that Bendix makes. This IS NOT the unit for testing ABS. When you plug this in it immediately indicates what modules are on which datalinks....

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