my baby('08 GP named josephine) is starting the slippage at stop lights. transmissions are one area of a vehicle i havent been into other than filters(wrenched on pretty much every other part of vehicles,though). pulled em and put boneyard ones in, but open em up?nope. so im thinking josephine is going to need some transmission work but dont know of reputable transmission shops around here so hopin maybe someone here is in the metro detroit area( preferrably west metro detroit) and knows of a reputable transmission place. any suggestions would be greatly appreciated.