Who Builds the Highest Quality Cars? TheCarConnection.com Looks at the Latest Numbers; Then Tests the All-New, All-Aluminum Jaguar XJ, the 2004 Toyota Sienna and 'Harley Earl's' Latest From Buick. Then See if Fuel Prices Have Peaked -- That and More This Week.

DETROIT, March 17 -- Quality counts. And while automakers have made major improvements over the last decade, there's still a big difference between brands. Who's tops? Who are the unexpected contenders? And who's having problems? Check this week's issue of TheCarConnection.com to find out more.

Once the laggard on the quality charts, Jaguar's posted big gains in recent years. Now comes the real test as it rolls out the all-new, all- aluminum XJ sedan. It's light and fast, but how does Jag's new flagship stand up against other premium players? TCC has the review.

Then take a look at Toyota's dramatically different, next-generation Sienna minivan, and TheCarConnection takes the Buick Park Ave. out for a spin to see if the ghost of Harley Earl really put the magic back in this domestic luxury sedan.

This week's spy shot captures the next Kia Sportage. And TCC's car of the month is the Mini mods.

Have fuel prices peaked? Or will war -- or at least war talk -- keep driving them up and beyond the current record levels? TheCarConnection gets to the bottom of the barrel for the answers.

Love your car? Not ready to trade that truck in? Check this week's TCC Tip to see how you can keep your car or truck new forever. Then find out how to catch the wave and set up your new satellite radio system.

The clock is ticking and Ford's centennial is coming up fast. Get the scoop on all the news -- and entertainment -- scheduled for the automaker's big celebration, and find out how you can attend.

GM went "down under" for its new Pontiac GTO. Will Ford find a better Mercury in Australia, as well? That's part of this week's World Report, only on TheCarConnection.com .

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You'll find Kelley Blue Book pricing, weekly racing results, TCC's OnSite Mechanic and more -- on the Web's Automotive Authority, TheCarConnection.com .

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