Anyone else have this problem I know its an old thread but I am now noticing that my engine is starting to ping alot at crusing speed I havent changed a thing. already did all the maintaince stuff over the summer.
Anyone else have this problem I know its an old thread but I am now noticing that my engine is starting to ping alot at crusing speed I havent changed a thing. already did all the maintaince stuff over the summer.
fuel quality is getting worse
[SIGPIC][/SIGPIC]...
Could Be water in fuel tank.... going up a hill mighta put the water pocket right at the fuelpump area degrading octane rating.... reason for being unable to reproduce is cuz you used all the water in your tank already.....
Gas floats on water water in gasoline tends to "stick together" in bubble kinda like italian salad dressing.
but then again.. i'm not an auto mechanic.. just a helicoptor mechanic....
-Chris
Sounds like a candidate for some Seafoam treatment.