i am a dealer and i have aquired a 1992 xjs w 34000 miles on it. beautiful car i have concerns w the trueing of the rims i have intermittent shaking at varied speeds9feels like balance so i assume the rims are not true). abs is not working the light comes on when braking. and the brakes lock if you slam em. any advise and r there any inherent problems with this year and model. thanks i hope this car is worth it she is so beautiful.