See also:

2007 Cadillac DTS Review
The Cadillac DTS might be among the last of the big boats, but it's no ordinary land yacht. This car has the comfort of a cruise ship, and all that's lacking is white-clad waiters bringing food ...

Running the Vehicle While Parked
It is better not to park with the engine running. But if you ever have to, here are some things to know. WARNING Idling a vehicle in an enclosed area with poor ventilation is dangerous. Engin ...

Powertrain
The XLR's Northstar V-8 VVT is a 90-degree, DOHC, four-valves-per-cylinder engine featuring an aluminum block and cylinder heads, and a valvetrain configuration with roller finger followers. The e ...