Under the Hood

Cadillac's 4.6-liter Northstar V-8 comes in a choice of two configurations in the DTS. The L37 edition produces an estimated 291 horsepower at 5,600 rpm, while the LD8 is rated at 275 hp at 5,200 rpm. The L37 is designed to rev higher, while the LD8 emphasizes quick launches and has greater peak torque. Both engines work with a four-speed-automatic transmission.

    See also:

    Engine Oil Change
    When the CHANGE ENGINE OIL SOON message displays, have the engine oil and filter changed within the next 1 000 km/600 mi. If driven under the best conditions, the engine oil life system might not ...

    Power Liftgate Operation
    WARNING! Exhaust gases can enter the vehicle if it is driven with the liftgate or trunk/hatch open, or with any objects that pass through the seal between the body and the trunk/hatch or ...

    Vehicle Overview
    Going more than a decade without one, Cadillac added a two-passenger sports car to its lineup for 2004. Named the XLR, the retractable-hardtop coupe gave Cadillac a luxury roadster with a performa ...