2009 Mercedes SLR McLaren Owner's Manual - Page 176

Controls in detail Automatic transmission Limiting gear range Warning! Extending gear range Shifting into optimal gear range Press and hold the gear selector lever in the D- direction. The transmission will automatically select the gear range suited for optimal acceleration and deceleration. This may involve shifting down one or more gears. G Briefly press the gear selector lever to the right in the D+ direction. The transmission will shift to the next higher gear as permitted by the shift program. This action simultaneously extends the gear range of the transmission. 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 If you press on the accelerator when the enBriefly press the gear selector lever to the left in the D- direction. The transmission will shift to the next lower gear as permitted by the shift program. This action simultaneously limits the gear range of the transmission ( page 174). gine has reached its rpm limit, the transmission will upshift beyond any gear range limit selected. Canceling gear range limit Press and hold the gear selector lever in the D+ direction until D reappears in the right multifunction display. The transmission will shift from the current gear range directly to gear range D. i To avoid overrevving the engine when downshifting, the transmission will not shift to a lower gear if the engine's max. speed would be exceeded. 176