1998 Cadillac Seville Owner's Manual - Page 71

Trunk 2. Remove and replace the battery. Insert the new battery as the instructions under the cover indicate. 3. Snap the transmitter back together and resynchronize it by pressing and holding the lock and unlock buttons for about eight seconds within rangethe of vehicle. Once the transmitter resynchronized, the is horn will chirp and the exterior lamps will flash once. It can be dangerous to drive with the trunk lid open because carbonmonoxide (CO) gas can come into yourvehicle. You can't see or smell CO. It can cause unconsciousness even death. and If you must drivewith the trunklid open or if electrical wiringor other cableconnections must pass through theseal between the body and the trunk lid: 0 Make sure allwindows are shut. "urn the fan on your heating cooling or system to its highest speed with the setting on AUTOand the temperature between 65°F (18°C) and 85°F (29°C).That will force outsideair into your vehicle. See ccComfort Controls" theIndex. in If you have air outlets on or under the instrument panel, open them all the way. See ccEngine Exhaust" in the Index. 2-10