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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

Anyone know of a good aftermarket backup camera?
09/21/2022 in the HD/Fleet Forum
We have a new stripped chassis and it did not come setup for a backup camera. Anyone using something that works good? This will be going on a fiberglass walkin box, on the 2022 F350.
2001 freightliner FLD 120 ign fuse location
09/13/2022 in the HD/Fleet Forum
Can anyone tell me where the ign fuse might be located? It is for ckt 439 which is the ign feed for the ecm. I found that the wire to the ecm has rubbed on another wire, and there is no power. I can't locate the fuse though. I checked all of the fuses and...
John Deere 24v to 12v conversion
09/12/2022 in the HD/Fleet Forum
Want to put a 12v alternator and 12v starter and make this old Deere 12v- The original split ground 24 volt generator was a nightmare. I have done these before, but is there a good place to get starters from. I am sure most of the new stuff(starters) is b...
2022 F350 stripped Chassis Trailer Hitch?
09/08/2022 in the HD/Fleet Forum
We have this new truck and are outfitting it with an older box, but When I ordered the tow hitch, the first one from Curt 15445 fit except for the two rivets on the end of the frames, there was no slot or hole for them. The next one that was recommended i...
Bobcat A300 controller
09/08/2022 in the HD/Fleet Forum
Bobcat will drive but can't lift or tilt bucket. It has a code 38-11. My service manual says code means joystick isn't calibrated. I can't calibrate the joystick either. Volts are 2.5 in neutral for both lift and tilt. 4.6 volts in one direction and .6 vo...

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