How long should a semi truck idle in winter? Real warm-up times for modern diesels, what overnight idling costs, and cheaper ways to stay warm in the bunk.
Bunk heater vs APU for semi truck: payback math at $6 diesel for heaters, diesel APUs, and battery HVAC, using DOE and Argonne idle figures. See which pays you back.
Learn how to reduce idle time fleet-wide: rank trucks by the idle reports in your ELD or telematics portal, set a realistic target idle percentage, and coach drivers without starting fights.
How much does idling a semi cost per hour at $6 diesel? See the real monthly and yearly cost per truck, then work out your own numbers with a simple formula.
Diesel prices hit a record high in September 2026. Here’s how truckers save fuel: 9 ranked moves owner-operators can use now to cut fuel cost per mile.