All but obsolete upon introduction, the 8,500-lb. Excursion tested the outer limits of SUV size with its jumbo proportions. The longest and heaviest SUV ever built, it had only three rows of seats but carried quantities of luggage. Capable of just 14-16 miles per gallon in city driving, it received an Exxon Valdez award from the Sierra Club because of its poor fuel economy and sank without a successor five years after launch.
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