bad gas mileage
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????
Search GMC Yukon XL Questions
Are you a UK consumer? CarGurus now has a discussion forum in the UK.
GMC Yukon XL Experts