2010 Mercedes GLK-Class Owner's Manual - Page 323

Towing the vehicle 321 Position B represents the charged battery of another vehicle or an equivalent starter pack. X Slide cover : from positive terminal = in direction of arrow. X ! Never invert the terminal connections! X Connect positive terminal ; of charged battery B with positive terminal = with a jumper cable. Clamp the cable to positive terminal ; of charged battery B first. X Start engine of the vehicle with charged battery B and run at idle speed. X Connect negative terminal ? of charged battery B with negative terminal A with a jumper cable. Clamp the cable to negative terminal ? of charged battery B first. X Start engine of the vehicle with the discharged battery and run at idle speed. You can now turn on the electrical consumers. Do not switch on the headlamps under any circumstances. X Remove the jumper cables from negative terminals ? and A first. Remove the jumper cables from positive terminals ; and =. You can now switch on the headlamps. X Slide cover : from positive terminal = back. X Have the battery checked at the nearest authorized Mercedes-Benz Center. Towing the vehicle Safety notes Mercedes-Benz recommends that the vehicle be transported with all wheels off the ground using flatbed or appropriate wheel lift/dolly equipment. This method is preferable to other types of towing. ! To prevent damage during transport, do not tie down vehicle by its chassis or suspension parts. If circumstances do not permit the recommended towing methods, the vehicle may be towed with all wheels on the ground or front axle raised (except vehicles with 4MATIC) only so far as necessary to have the Z Practical hints