2011 Dodge Challenger Owner Manual SRT8 - Page 261

STARTING AND OPERATING 259 CAUTION! Always make sure the vehicle comes to a complete stop before shifting into REVERSE. Failure to do so may result in transmission damage. Earlier upshifts during cruise conditions (relatively steady speeds) may result in increased fuel economy. Higher upshift speeds may be used to obtain a desired acceleration rate. NOTE: You must always use first gear (or Reverse) when starting • Your vehicle is equipped with a transmission reverse inhibitor system. When vehicle speed is greater than from a standing position. 3 mph (5 km/h), the reverse inhibitor activates to help Recommended Shift Speeds prevent shifts into REVERSE. When at a complete To utilize your manual transmission efficiently for fuel stop, you may notice lighter shift efforts into REVERSE economy, it should be upshifted as listed in recomwith the ignition switch in the ON position (RUN mended shift speed chart. position for Keyless Enter-N-Go) as compared to the MANUAL TRANSMISSION LOCK position (OFF position for Keyless Enter-N-Go). RECOMMENDED SHIFT SPEEDS This is normal operation of the transmission reverse inhibitor system. 1-4 4-5 5-6 mph 20 37 48 • Due to the high performance nature of your drivetrain, (km/h) (32) (59) (77) you may hear your transmission. This can be most noticeable when the vehicle is idling in NEUTRAL 5