I have a 2015 chrysler 200 limited, if I use octane 89 but I notice it says to use octane 87 is that dangerous and if so if I switch back to 87 octane will that help in any way?
I have a 2015 chrysler 200 limited, if I use octane 89 but I notice it says to use
octane 87 is that dangerous and if so if I switch back to 87 octane will that help
in any way? and can I mix 87 and 89 octane?