2008 Mercedes SL-Class Owner's Manual - Page 419

Practical hints Flat tire Preparing the vehicle Prepare the vehicle as described ( page 417). Turn spare wheel bracket counterclockwise to loosen. Take the spare wheel out of the trunk ( page 401). Removing tensioning straps (vehicles with 19" spare wheel only) A 19" spare wheel has two tensioning straps on it that must both be removed before mounting the spare wheel. 1 Buckle 2 Clip Press on both clips 2 simultaneously to release buckle 1. Lifting the vehicle Prevent the vehicle from rolling away by blocking wheels with wheel chocks (not included) or other sizeable objects. When changing wheel on a level surface: Place one wheel chock or other sizeable object in front of and another wheel chock or sizeable object behind the wheel that is diagonally opposite to the wheel being changed. Always try lifting the vehicle using the jack on a level surface. However, should circumstances require you to do so on a hill, place a wheel chock or other sizeable object and the other wheel chock or sizeable object as follows: Place wheel chocks or other sizeable objects on the downhill side blocking both wheels of the axle not being worked on. i The tensioning straps are shown in red for illustration purposes. The tensioning straps on the spare wheel of your vehicle are black. i Keep the tensioning straps in a safe place. You will need them to store the spare wheel in the trunk after use ( page 402). 418