Originally Posted by 2000 Silver SSEI
I think your all wrong. I asked the dealer about it when i brought my 2000 in for the free oil change and they said that from time to time you should put 92 oct in because i burns hotter and cleaner and will help clean the injectors. Other then that he said 87 will run just as fine and i have noticed there is no differents in performance or mileage.
Save yourself some grief and buy a scantool. Hook it up and watch the ping (detonation counter). I gaurantee you're detonating with 87, especially in the summer. That'* seriously bad news. Your dealer is an idiot if he tells you otherwise. It'* not worth destroying your car.