If you carry the same stuff and it is stored in the same place, a benchmark measurement may be the only way to go. Then you will know what it is every time if nothing changes.
2011 351RLTS Eagle, Mor/Ryde suspension & pin box
06 F350 Lariat PSD, SRW, LB, CC, EGR delete kit, 16K DrawTite hitch, Timbrens, TST TPMS
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