1994 GMC Suburban Owner's Manual - Page 211

9. Attach the cable at least 18 inches (45 cm) away from the dead battery, but not near engine partsthat move. The electrical connection just as is good there, but the chance of sparks gettingback to the battery is much less. IO. Now start the vehicle with the good battery and run the engine for awhile. 11. Try to start the vehicle with the dead battery. If it won't start after a few tries, it probably needs service. Remove Cables in this Order 2 3 1. Heavy Metal Engine Part 2. Good Battery (-) H d 3. Good Battery (+) 4. Dead Battery (+) 12. Remove the cables in reverse order toprevent electrical shorting. Take care that they don't touch each other orany other metal. Towing Your Vehicle Try to have your GM dealer or a professional towing service tow your vehicle. They can provide the right equipment and know how to tow it without damage. If your vehicle has been changed since it was factory-new, by adding such things like fog lamps, aero skirting, or special tires and wheels, these things could be damaged during towing. Before you do anything, turn on the hazard warning flashers. When you call, tell the towing service: That your vehicle has rear-wheel drive, or that it has the four-wheel drive option. 0 The make, model, and year of your vehicle. 5-3