1997 GMC Sonoma Owner's Manual - Page 203

4. Open the hoods and locate the batteries. Find the positive (+) and negative (-) terminals on each battery. 5. Check that the jumpercables 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 a metal engine part. Don't connect positive(+) to negative (-) or you'll get a short that would damage the battery and maybe other partstoo. A CAUTION: Using a match neara battery can cause battery gas to explode. People have been doing this, hurt and some have been blinded. Use flashlight if a you need more light. Be sure the battery has enough water. don't You need to add water to the Delco Freedom@ battery installed in every newGM vehicle. But if a battery has filler caps, be sure the right amount of fluid is there. If it islow, add waterto take care of that first.If you don't, explosive gas could be present. Battery fluid contains acid that can burn you. Don't get it on you. If you accidentally get it in your eyes or on your skin, flush the place with water and get medical help immediately. 6. Connect the red positive (+) cable to the positive (+) terminal of the vehicle with the dead battery. 5-5