1997 GMC Suburban Owner's Manual - Page 243

Other Warning Devices If you carry reflective triangles,you can set one up at the side of the road about 300 feet (100 m) behind your vehicle. NOTICE: Jump Starting If your battery (or batteries) has run down, you may want to use another vehicle some jumper cables and to start your vehicle. But please use the following steps to do it safely. Ignoring these steps could result in costly damag to your vehicle that wouldn't be covered your by vehicle warranty. Trying to start your vehicle by pushing or pulling it could damage your vehicle. With an automatic transmission, it won't start thatway. 1. Check the other vehicle. It must have a 12-volt battery with a negative ground system. Batteries can hurt you. They can be dangerous because: They contain acid that can burnyou. They contain gas that can explode or ignite. 0 They contain enough electricity to burn you. If you don't follow these steps exactly, some all or of these things can hurt you. 2. Get the vehicles close enough so the jumper cables can reach, but be sure the vehicle's aren't touching each other. If they are, it could cause aground connection you don't want. You wouldn't be able to start your vehicle, and the bad grounding could damage the electrical systems. To avoid the possibility of the vehicles rolling, setthe parking brake firmly on both vehicles involved in the jump start procedure. Put an automatic transmission in PARK (P). If you have a four-wheel-drive vehicle, be sure the transfer case is not in NEUTRAL (N). 5-3