TSB Document:

Affected Component: POWER TRAIN

Summary
K1 Clutch Snap Ring Repair Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation, a technician may find the following Diagnostic Trouble Code (DTC) has been set: ? P0731-00 - Gear 1 Shift Incorrect Ratio (This DTC will set during a key cycle and shifting into Drive). Customers may also comment on the following: ? The transmission will not shift into/or out of 1st - 4th gears. 5th and reverse gears are still available. This bulletin involves replacing the K1 clutch drum snap ring and possibly the K1 input shaft drum subassembly.

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Date Published
AUG 19, 2023
NHTSA TSB #
10243266
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