1999 Chevrolet Express Van Owner's Manual - Page 206
1999 Chevrolet Express Van Manual
Page 206 highlights
yellowblue 5. Check that the jumper cables don't have loose or missing insulation. If they do, you could get a shock. The vehicles could be damaged, too. Before you connect the cables, here are some basic things you should know. Positive (+) will go to positive (+) and negative (-) will go to an unpainted metal engine part or a body metal surface. Don't connect positive (+) to negative (-) or you will get a short that would damage the battery and maybe other parts, too. And don't connect the negative (-) to negative (-). CAUTION: Fans or other moving engine parts can injure you badly. Keep your hands away from moving parts once the engine is running. 6. Connect the red positive (+) cable to the positive (+) terminal of the vehicle with the dead battery. Or use a remote positive (+) terminal if the vehicle has one. 5-6