did you check the rotation of the pump blades ?you might hear spinning backwards .or your pos neg is reversed also seen that happen .
I would think air trys to raise why would the back of car HELP jack up front .
let us alll know i've run a miesiere for 11 years sent in winter to freshen up .
Don

6679908-0312101623.jpg (48 downloads)
2009 418" build dan smith built new 9.96 131.82 6.23 108 1.30 60 foot best to date 9/15/09 8in 727 430 dana 2860 lb 3040 lb w driver