bad gas mileage
Asked by yukonAR501 Apr 07, 2011 at 10:25 AM about the GMC Yukon XL
Question type: Maintenance & Repair
2 Answers
yukonAR501 answered 13 years ago
I have a 2000 yukon xl. 230000 miles mostly highway. kept up with all oil changes, tune ups etc. used to get about 400 miles to a tank, now getting only 200. oxygen sensors changes, catalytic converter was told no problem this am. Any ideas????
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