# Service bulletin 21\-030\-14 REV. A

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: 10139804
- Published by NHTSA: 2018\-06\-11
- Manufacturer's number: 21\-030\-14 REV. A
- Manufacturer's date: 2014\-10\-24
- NHTSA component: POWER TRAIN

## NHTSA's summary

845RE Transmission Quick Learn Procedure This bulletin provides information on how to perform the new scan tool based transmission Quick Learn procedure. This procedure is required after certain transmission repairs or to improve a customer's concern of poor shift quality. Customers may indicate that their transmission shift quality does not meet their expectations.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2014/MC-10139804-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2014/MC-10139804-0001.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Transmission and driveline

## Vehicles listed

- 2014 to 2015 CHRYSLER 300C
- 2015 DODGE CHALLENGER
- 2014 to 2015 DODGE CHARGER
- 2014 to 2015 DODGE DURANGO
- 2014 to 2015 JEEP GRAND CHEROKEE
- 2014 to 2015 RAM 1500

## Recalls for the same vehicles and component

- [2018219](/recalls/tc/2018219.md), 2018-05-01: Powertrain
- [18V281000](/recalls/nhtsa/18V281000.md), 2018-05-01: POWER TRAIN:DRIVELINE:DRIVESHAFT
- [2017659](/recalls/tc/2017659.md), 2017-12-21: Powertrain
- [17V821000](/recalls/nhtsa/17V821000.md), 2017-12-20: POWER TRAIN:AUTOMATIC TRANSMISSION:LEVER AND LINKAGE:COLUMN SHIFT
- [2017081](/recalls/tc/2017081.md), 2017-02-15: Powertrain
- [17V097000](/recalls/nhtsa/17V097000.md), 2017-02-14: POWER TRAIN:AXLE ASSEMBLY:AXLE SHAFT
- [2016184](/recalls/tc/2016184.md), 2016-04-26: Powertrain
- [16V240000](/recalls/nhtsa/16V240000.md), 2016-04-25: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\)
- [2015477](/recalls/tc/2015477.md), 2015-10-16: Powertrain
- [15V661000](/recalls/nhtsa/15V661000.md), 2015-10-15: POWER TRAIN:AXLE ASSEMBLY:AXLE SHAFT

## Other bulletins for the same vehicles and component

- [S2623000023](/bulletins/11031337.md), 2026-04-15, Service bulletin: POWER TRAIN; ELECTRICAL SYSTEM. Power Liftgate Inoperative.
- [S2621000003 REV.A](/bulletins/11030138.md), 2026-03-18, Service bulletin: POWER TRAIN. The vehicle will exhibit a service transmission/check engine warning indicator for the following transmission models: 845RE, 8HP45, 850RE, 8HP50, 8HP70, 8HP75, 8HP75\-PHEV, 8HP75\-LCV, 8HP90, 8HP95. Transmissions may exhibit the following diagnostic codes: P07E4, P1DB2, P0716, P1B14, P0733, P1D90, P1DB7, P1B13.
- [101232](/bulletins/11010205.md), 2024-11-07, Service bulletin: POWER TRAIN. Plate \- Planetary
- [2104014](/bulletins/10232024.md), 2023-02-21, Service bulletin: POWER TRAIN. 8HP70 Transmission Shift Enhancements
- [2103914](/bulletins/10232023.md), 2023-02-21, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION. Transmission Shift Enhancements
- [2103814](/bulletins/10232022.md), 2023-02-21, Service bulletin: POWER TRAIN. 8HP70 SRT Transmission Shift Enhancements
- [2101714](/bulletins/10232010.md), 2023-02-21, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION. Transmission Shift And Driveability Enhancements
- [1806714](/bulletins/10232004.md), 2023-02-21, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); POWER TRAIN; ELECTRICAL SYSTEM. MIL Illumination, P1CF3 Battery Temperature Sensor Out of Range Low
- [1806314](/bulletins/10232000.md), 2023-02-21, Service bulletin: POWER TRAIN; ELECTRICAL SYSTEM. 5.7L Powertrain Diagnostic And System Improvements
- [0300114\-1](/bulletins/10231973.md), 2023-02-21, Service bulletin: POWER TRAIN. Refer to service procedures outlined in CSN P39.

JSON: [/v1/bulletins/10139804](/v1/bulletins/10139804)

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