2004 Mercedes CLK-Class Owner's Manual - Page 162

Controls in detail Automatic transmission The steering wheel gearshift buttons are located to the left and right of the steering wheel. Downshifting Press button 2 on the left side of the steering wheel. When driving in the manual program mode ( page 164), the transmission will shift from the current gear to the next lower gear ( page 165). Warning! Upshifting Press button 3 on the right side of the steering wheel. When driving in the manual program mode ( page 164), the transmission will shift from the current gear to the next higher gear ( page 165). G i You cannot shift with the steering wheel gearshift buttons when the gear selector lever is in position P, N or R. 1 Shift button 2 Left button: downshift 3 Right button: upshift On slippery road surfaces, never downshift in order to obtain braking action. This could result in drive wheel slip and reduced vehicle control. Your vehicle's ABS will not prevent this type of loss of control. i You cannot shift with the steering wheel gearshift buttons when the gear selector lever is in position P, N or R. 162