i dont know if my trans is slipping or what when i first got the car it used to bark 1-2 shift and sometimes 3-4 very light now it shifts like it is in a cadillac this is my first time owning a turbo buick i dont know how it is supposed to shift if there is anything wrong let me know how i can fix it oh the car has the original trans it has 75,000 miles on it and the fluid is still blood red and there is no residue in the bottom of the pan