Mobile diesel mechanic serving Denver, CO and surrounding areas. Scheduled repairs and yard service for semi-trucks and ready mix fleets — Kenworth, Peterbilt, Cummins, and Paccar specialists.
We come to your yard or fleet location on a scheduled basis — keeping your trucks maintained, inspected, and running without pulling them off-site or paying shop rates.
Full ECM scans on Cummins ISX, X15, Paccar MX, and more. Pinpoint codes, sensor failures, regen issues, and aftertreatment faults on-site.
PMs, oil & filter service, DOT inspections, brake adjustments, air dryers, suspension. Keep your fleet rolling and inspection-ready.
DEF system repairs, forced regens, DPF cleaning, NOx and DOC issues. We know the headaches and we fix them right.
Hard starts, alternator and starter swaps, lighting, wiring repairs, air leaks, governor and valve issues — diagnosed and repaired in the field.
Specialized service on Con-Tech and McNeilus ready mix trucks — drum drives, pumps, hydraulic systems, chutes, water systems, and rollers.
We track service intervals, monitor fault codes, and identify wear patterns before they become breakdowns — keeping your fleet on the road and out of the shop.
Scheduled multi-unit inspections at your yard — brakes, air systems, lighting, tires, fluids, and DOT compliance checked and documented across your entire fleet.
Kenworth dealers in Colorado charge $250/hr — plus tow bills and 1–2 week wait times. Banks Diesel comes to your yard at $125/hr, no tow required, scheduled around your operation.
Ready mix trucks aren't like every other rig. The drums, hydraulics, and chutes need a mechanic who actually knows the systems. We do — and we keep your fleet on a scheduled maintenance program so trucks stay productive.
Bridgemaster, Hauler, BridgeKing — full drum, hydraulic, and chute service.
Standard & Bridgemaster models — pump rebuilds, drum drives, charge hopper repairs.
Book a time that works for your operation. No waiting in a shop queue — we show up when we say we will.
Deep experience with the brands you run — no guessing, no learning on your dime.
No tow bills. No shop overhead. You pay for the work, not the lobby.
The mechanic answering your call is the same one fixing your truck. Accountability built-in.
Serving the entire Denver metro area and surrounding communities. Not sure if we cover your yard? Call or text — we'll let you know.
Fleet accounts with regular scheduled service may qualify for extended coverage. Call us to discuss.
> (720) 443-7602We understand how fleet operations work — POs, net 30, vendor setup, scheduled service windows. No learning curve on your dime. Here's exactly what working with Banks Diesel looks like.
Straight answers — no runaround.
Don't see your question? Call or text Thomas directly.
📞 (720) 443-7602"Scheduled Tom to come to my yard. Showed up promptly, replaced my crankcase filter quickly and at a fair price. Couldn't have been happier, quick and professional."
"Tom does a fantastic job every time."
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Leave a Google ReviewWe work by appointment and scheduled yard visits. After hours yard calls are available by arrangement for situations that can't wait. Call or text to book your service or discuss after hours availability.
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