1993 Cadillac DeVille Owner's Manual - Page 112
1993 Cadillac DeVille Manual
Page 112 highlights
A CAUTION: Cruise Control can be dangerous where you can't drive safely at a steady speed. So, don't use your Cruise Control on winding roads orin heavy traffic. Cruise Control can be dangerous on slippery roads. On such roads, fast changes in tire traction can cause needless wheel spinning, and you could lose control. Don't use Cruise Control on slippery roads. To Set Cruise Control Move the Cruise Control switch to ON. 66 79 I A CAUTION: If you leave your Cruise Controlswitch on when you're not using Cruise, you might hit a button and go into Cruisewhen you don't want to. You could be startled andeven lose control. Keep the Cruise Control switch "OFF" until you want to use it. 99