can a 05 6L gas run E85 ?????
35

Asked by Lana Aug 31, 2009 at 07:54 PM about the 2005 GMC Sierra 2500HD

Question type: General

i would like to know if my 05 gmc  6L can run E85 with ut burning up my engine ????
my owners manual as usual is too broad in the answer.

5 Answers
16,855

Adam answered 15 years ago

Should NOT be able to, but what's the 8th digit of the VIN to be sure

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5

Chris answered 15 years ago

actually the vin has all the information about the car :) u can tell paint color manu dates and what fuel types are acceptable.

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285

John answered 14 years ago

no! do not run E85 unless it is specified on your vehicule, it'll say something like flex fuel or bio fuel acceptable, either way I would not run it period, its not good on your engine, and its over all a terrable fuel supply.

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