MIL on with gear ratio dtcs stored in the TCM service information

Bulletin number

NTB22-092

Component

Power train

Summary

MIL ON WITH GEAR RATIO DTCS STORED IN THE TCM SERVICE INFORMATION If one or more of the following DTCs is stored in the TCM as current or past, please check Service COMM or Dealer Business Systems (DBS) National Service History to confirm if campaign R22B1 or R22A9 has been applied.  P0731 – 1GR INCORRECT RATIO  P0732 – 2GR INCORRECT RATIO  P0733 – 3GR INCORRECT RATIO  P0734 – 4GR INCORRECT RATIO  P0735 – 5GR INCORRECT RATIO  P0729 – 6GR INCORRECT RATIO  P076F – 7GR INCORRECT RATIO  P07D9 – 8GR INCORRECT RATIO  P07F6 – 9GR INCORRECT RATIO  P0893 – MULTIPLE GEARS ENGAGED 1. Has campaign R22B1 or R22A9 and the drive cycle (after performing the campaign) on page 2 of this bulletin already been completed?  No: a. Complete the related campaign. b. Perform the drive cycle on page 2, and then proceed to step 2.  Yes: Proceed to step 2. 2. If one or more of the DTCs, listed above are still being stored as current or past, refer to the ESM for further diagnostic information not covered by this bulletin.

Owners of these vehicles have filed 74 complaints in the transmission category.