Auxiliary Power Units (APU’s for short) are used by a large number of truck drivers to aid in limiting fuel use since they eliminate the need to run their trucks engines on idle while in park. But seeing as they usually weigh hundreds of pounds, they may be a problem for drivers who frequently carry near the maximum weight limits. With the president’s latest expansion of the MAP-21 bill dealing with state-by-state APU regulations, this may be confusing to drivers who cross state lines on a regular basis.
Check it out:
APU Exemption Guide by Track Your Truck
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