2002 Cadillac DeVille Owner's Manual - Page 284

The remote positive (+) terminal is located in the engine compartment on the passenger's side of the vehicle. A second remote positive (+) terminal is located on the rear underseat fuse block. Lift the red plastic cap to access the terminal. The remote negative (-) terminal is located near the power steering fluid reservoir. It is marked "GND (-)." See "Engine Compartment Overview" in the Index for more information on location. You will not see the battery of your vehicle under the hood. It is located under the rear passenger's seat. You will not need to access the battery for jump starting. The remote positive (+) terminal is for that purpose. CAUTION: An electric fan can start up even when the engine is not running and can injure you. Keep hands, clothing and tools away from any underhood electric fan. 5-5