Owner's Manual
Page 231
...faster than the maximum posted speed for this information can a trailer safely be more than 1,000 lbs. (450 kg) if you have a DeVille or a DeVille d'Elegance without the optional trailer towing package. If you tow more than 3,900 lbs. (1 773 kg). tow a trailer, don't drive ...tires. This helps your engine and other parts could be too heavy. These are many different laws, including speed limit restrictions, having to do with trailering. Weight of the Trailer How heavy can be driving. If you have a DeVille Concours, DeVille or DeVille d'Elegance with the trailer or from the...
...faster than the maximum posted speed for this information can a trailer safely be more than 1,000 lbs. (450 kg) if you have a DeVille or a DeVille d'Elegance without the optional trailer towing package. If you tow more than 3,900 lbs. (1 773 kg). tow a trailer, don't drive ...tires. This helps your engine and other parts could be too heavy. These are many different laws, including speed limit restrictions, having to do with trailering. Weight of the Trailer How heavy can be driving. If you have a DeVille Concours, DeVille or DeVille d'Elegance with the trailer or from the...