See also:

Selecting the Right Engine Oil
Selecting the right engine oil depends on both the proper oil specification and viscosity grade. See Recommended Fluids and Lubricants  . Specification Use and ask for licensed engine oils wi ...

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 ...

Safety refinements
Designed and engineered with occupant safety and protection in mind, the DTS reinforces Cadillac's long-standing reputation for safe occupant environments in premium vehicles. The new 2006 DTS i ...