2008 Cadillac XLR Owner's Manual - Page 365

To disconnect the jumper cables from both vehicles, do the following: 1. Disconnect the black negative (−) cable from the vehicle that had the dead battery. 2. Disconnect the black negative (−) cable from the vehicle with the good battery. 3. Disconnect the red positive (+) cable from the vehicle with the good battery. 4. Disconnect the red positive (+) cable from the other vehicle. Perform "Power Window Initialize" steps under Power Windows on page 2-17, if the vehicle has experienced power loss. Jumper Cable Removal A. Heavy, Unpainted Metal Engine Part B. Good Battery C. Dead Battery 6-45