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Learn The 1ST 2-3 Shift After A Restart Or Shift To Reverse

Use the following steps to have the TCM learn the 1st 2-3 shift OD CVI.

NOTE: The transmission oil temperature must be above 27° C (80° F).
  1. With the vehicle engine running, select reverse gear for over 2 seconds.
  2. Shift the transmission to Drive and accelerate the vehicle from a stop at a steady 15 degree throttle opening and perform a 2-3 shift while noting the 1st 2-3 OD CVI.
  3. Repeat step  1 and step  2 until the 1st 2-3 upshift becomes smooth and the 1st 2-3 OD CVI stabilizes.
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