1994 GMC Suburban Owner's Manual - Page 207

Other Warning Devices If you carry reflective triangles, you can use them to warn others. Setone up at the side of the road about 300 feet (100 m) behind your vehicle. Jump Starting If your battery (or batteries) has run down, you may want to use another vehicle and some jumper cables tostart your vehicle. But please follow the steps below to do it safely. NOTICE: Ignoring these steps could result costly damage to your in vehicle that wouldn't be covered by your vehicle warranty. Trying to start your vehicle by pushing or pulling it could damage your vehicle, even if you have a manual transmission. it And if you have an automatic transmission, won't start that way. 5-3