See also:

MMT In Gasoline
MMT is a manganese containing metallic additive that is blended into some gasoline to increase octane. Gasoline blended with MMT provides no performance advantage beyond gasoline of the same oct ...

Prepare A List
Make a written list of your vehicle’s problems or the specific work you want done. If you’ve had an accident or work done that is not on your maintenance log, let the service advisor know. ...

Special Additives
Automatic Transmission Fluid (ATF) is an engineered product and its performance may be impaired by supplemental additives. Therefore, do not add any fluid additives to the transmission. The only e ...