Service bulletin 21-013-17
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
| Type | Service bulletin |
|---|---|
| NHTSA id | 10140052 |
| Published by NHTSA | 2018-06-11 |
| Manufacturer's number | 21-013-17 |
| Manufacturer's date | 2017-03-31 |
| NHTSA component | ELECTRICAL SYSTEM; POWER TRAIN |
NHTSA's summary
Flash: Transmission Diagnostic And Shift Enhancements This bulletin involves reprogramming the Transmission Control Module (TCM) with the latest available software. Some customers may experience a less than desirable shift quality or the vehicle stuck in a fixed gear during a limp in mode.The following enhancement is included in the software update: Improved transmission shift quality and allowing the transmission to shift multiple gears during a limp mode condition.
The document
The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.
Components
Electrical system, Transmission and driveline
| RAM 1500 | 2017 |
|---|
Listing a model year does not mean every vehicle of it is concerned: the document says which.
| 18V332000 | 2018-05-17. ELECTRICAL SYSTEM:SOFTWARE; VEHICLE SPEED CONTROL:CRUISE CONTROL; ELECTRICAL SYSTEM:WIRING |
|---|---|
| 2018081 | 2018-02-08. Powertrain |
| 18V100000 | 2018-02-08. POWER TRAIN:AUTOMATIC TRANSMISSION |
| 2017659 | 2017-12-21. Powertrain |
| 17V821000 | 2017-12-20. POWER TRAIN:AUTOMATIC TRANSMISSION:LEVER AND LINKAGE:COLUMN SHIFT |
| 2017167 | 2017-03-23. Powertrain |
| 17V198000 | 2017-03-23. POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT |
A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.
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