Owner's Manual
Page 337
... a gasoline rated at 87 octane or higher and you hear heavy knocking, the engine needs service. See Additives on page 5-6 for diagnosis. Gasoline Octane Use premium unleaded gasoline with a posted octane rating of 91 or higher. You can also use of gasolines containing MMT. Gasoline Specifications At a minimum, gasoline...
... a gasoline rated at 87 octane or higher and you hear heavy knocking, the engine needs service. See Additives on page 5-6 for diagnosis. Gasoline Octane Use premium unleaded gasoline with a posted octane rating of 91 or higher. You can also use of gasolines containing MMT. Gasoline Specifications At a minimum, gasoline...