Get reliability information for the 2003 Infiniti M from Consumer Reports, which combines extensive survey data and expert technical knowledge.

Recently we had a chance to sample the 2011 Infiniti M lineup for a day, and found both the M37 and M56 to be especially lively and quick. The M37's 3.7-liter V-6 seemed an ideal match for ...

Only Vehicle in America to Offer More Than 350 Horsepower, 30+ MPG Fuel Economy FRANKLIN, Tenn., Feb. 23, 2011 /PRNewswire/ — Infiniti today announced a $53,700 USD M.S.R.P. for the all-new 2012 ...

If you build a car to compete with the very best, it will be compared to the very best. Read our review and see photos of the new 2011 Infiniti M M37S M56 luxury sedan, brought to you by the ...

Infiniti’s next flagship sedan will be called the M56 and will go on sale in the spring of 2010. This top-of-the-line M will feature a 5.6-liter V-8 good for more than 400 hp, though Infiniti ...

2011 Infiniti M – Click above for high-res image gallery. If you distill Monterey’s week-long extravaganza into a single word, it’s “luxury.” Sybaritic pleasures are the order du jour in ...

2011 Infiniti M. 2011 Infiniti M. Infiniti's all-new M raises the bar on luxury and performance. By Sam Mitani Published: Aug 12, 2009 8:00 PM EDT. Save Article.

Infiniti's flagship sedan returns for 2013 with few changes, among which are a new performance package, standard auto-dimming rearview mirrors, and an available telematics system. The 2013 Infiniti M ...

On one level it's the all-new Infiniti M, available as an M37 with a V6 or as an M56 with a V8. Like some competitors, it comes in both rear- and all-wheel-drive. But what's more, it's the first ...

Infiniti's 420-hp sedan is the opposite of efficient 420 horsepower V-8 The 5.6-liter V-8 engine that spins its crank under the M56's hood outputs 420 peak horsepower and 417 pound-feet of torque.