Summary
This service bulletin addresses a judder from the torque converter lock-up clutch in 2012-2017 Acura RL and RLX models.
The judder is caused by deteriorated transmission fluid, which can be resolved by a software update and ATF flush.
Corrective Action
Check if the software has been updated. If not, take an automatic transmission snapshot and update the PGM-FI software, then flush the transmission.
Warranty information: 8 years or 80,000 miles, whichever comes first.
Manual:
Download: 2012-2017 Acura RL and RLX Service Bulletin: Judder from the Torque Converter Lock-Up Clutch
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