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:
Fuel
Use of the recommended fuel is
an important part of the proper
maintenance of this vehicle. To help
keep the engine clean and maintain
optimum vehicle performance, we
recommend the use of ga ...
Reading Lamps
There are reading lamps located on the overhead console and over the rear
passenger doors. These lamps come on automatically when any door is opened.
To manually turn the reading lamps on or off:
...
Onstar.com
The website provides access to
account information, manages the
OnStar subscription, and allows
viewing of videos of each service.
Get subscription plan pricing and
sign up for OnStar Vehicle ...