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Transmission shift indicator apparatus and method

  • US 7,219,001 B2
  • Filed: 08/31/2004
  • Issued: 05/15/2007
  • Est. Priority Date: 08/31/2004
  • Status: Expired due to Fees
First Claim
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1. A vehicle comprising:

  • an automatic transmission having an input member and an output member, and being configured to selectively establish a plurality of discrete speed ratios between the input member and the output member;

    a controller programmed for detecting the presence of a turning condition, said controller being operable to command a downshift from said transmission in response to said condition so said vehicle will respond when throttle tip-in occurs upon completion of said turn, wherein said detecting the presence of a turning condition comprises evaluating lateral vehicle acceleration, throttle, and braking history;

    a vehicle body defining a passenger compartment; and

    an indicator operatively connected to the transmission and configured to provide an indication inside the passenger compartment of the occurrence of a predetermined speed ratio change between the input member and the output member;

    wherein said indicator is a radio speaker within said passenger compartment.

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