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.

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    Trailer Towing
    If the vehicle is a hybrid, see the hybrid supplement for more information. Do not tow a trailer during break-in. See New Vehicle Break-In   for more information. WARNING The drive ...

    Recommended Fuel
    Use premium unleaded gasoline with a posted octane rating of 91 or higher. You can also use regular unleaded gasoline rated at 87 octane or higher, but the vehicle's acceleration could be slig ...

    Engine Exhaust
    WARNING! Engine exhaust contains carbon monoxide (CO) which cannot be seen or smelled. Exposure to CO can cause unconsciousness and even death. Exhaust may enter the vehicle if: - The vehic ...