Premium Fuel Required?


OSUCowboy27
09-22-2008, 03:43 PM
I am looking at buying a 2004 Escalade AWD ESV with the 6.0L. Does anyone know if it requires 91 octane fuel or is it just recommended?

mab6680
12-11-2008, 06:08 PM
i have an 07 with the 6.2 in it i run 89 in it with no problems at all. you should run the tank almost empty then get like a half tank of regular and see how it goes if it dont run right fill the other half up with super

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