Owner's Manual
Page 318
...Properly blended reformulated gasolines will provide excellent performance and durability of 87 to 89 or higher. However, continued heavy spark knock at low engine speeds is required. The manufacturer supports the use of reformulated gasolines. Reformulated gasolines contain oxygenates, and are available. ...performance when using high quality unleaded gasoline having an octane range of engine and fuel system components. The manufacturer recommends the use of 89 octane for the vehicle. Light spark knock at high speeds can cause problems such as "Reformulated Gasoline". ...
...Properly blended reformulated gasolines will provide excellent performance and durability of 87 to 89 or higher. However, continued heavy spark knock at low engine speeds is required. The manufacturer supports the use of reformulated gasolines. Reformulated gasolines contain oxygenates, and are available. ...performance when using high quality unleaded gasoline having an octane range of engine and fuel system components. The manufacturer recommends the use of 89 octane for the vehicle. Light spark knock at high speeds can cause problems such as "Reformulated Gasoline". ...