Can I use E85 gas in my 2003 GMC Yukon XL Denali 6.0 v8
Answers from the Automotive Experts
Some models were built in 2003 that can use E85. Go here to check if your vehicle is one of these:
Please click here to correlate the 8th character of your Vehicle Identification Number for E85 compatibility.
General Motors Vehicle Character 8
Chevrolet Avalanche Z
Chevrolet Impala K
Chevrolet Monte Carlo K
Chevrolet S-10 Pickup 5
Chevrolet Silverado Z
Chevrolet Suburban Z
Chevrolet Tahoe Z
GMC Yukon & Yukon XL Z
GMC Sierra Z
GMC Sonoma 5
2003 GMC Yukon
2003 GMC Yukon XL
Go here for more info on GM and E85
http://www.gm.com/company/onlygm/energy/flexfuel.html