# Service bulletin 18\-044\-15

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: 10148922
- Published by NHTSA: 2018\-11\-26
- Manufacturer's number: 18\-044\-15
- Manufacturer's date: 2015\-05\-21
- NHTSA component: ELECTRICAL SYSTEM

## NHTSA's summary

Flash: Power Control Module Software Enhancements This bulletin involves reprogramming the Powertrain Control Module \(PCM\) with the latest available software. The customers may experience one or all of the following: \- Customer may experience a "detonation" type of noise while accelerating or at idle. \- Customers may experience Cruise Control lock out \(inoperative\) after several ?\+? cruise button inputs attempting to increase Cruise Set Speed. Turning the ignition off and back on will clear the condition. \- MIL light illuminates and DTC P2463\-00 ?Diesel Particulate Filter\- Soot Accumulation? set in the PCM. The software is also being released to improve A/C compressor relay duty cycle operation to prevent ignition off battery draw.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2015/MC-10148922-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2015/MC-10148922-0001.pdf)

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

## Components

Electrical system

## Trouble codes named

P2463

## Vehicles listed

- 2014 JEEP GRAND CHEROKEE

## Recalls for the same vehicles and component

- [18V332000](/recalls/nhtsa/18V332000.md), 2018-05-17: ELECTRICAL SYSTEM:SOFTWARE; VEHICLE SPEED CONTROL:CRUISE CONTROL; ELECTRICAL SYSTEM:WIRING
- [2017574](/recalls/tc/2017574.md), 2017-11-22: Electrical
- [17V741000](/recalls/nhtsa/17V741000.md), 2017-11-21: ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR
- [2017341](/recalls/tc/2017341.md), 2017-07-10: Electrical
- [17V435000](/recalls/nhtsa/17V435000.md), 2017-07-10: ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR
- [2014448](/recalls/tc/2014448.md), 2014-10-09: Electrical
- [2014446](/recalls/tc/2014446.md), 2014-10-09: Electrical
- [14V634000](/recalls/nhtsa/14V634000.md), 2014-10-08: ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR
- [2014275](/recalls/tc/2014275.md), 2014-07-03: Electrical
- [14V391000](/recalls/nhtsa/14V391000.md), 2014-07-02: ELECTRICAL SYSTEM:WIRING

## Other bulletins for the same vehicles and component

- [S1623000028 Rev. K](/bulletins/11033975.md), 2026-06-18, Service bulletin: ELECTRICAL SYSTEM; STRUCTURE:BODY. Outside Power Fold Rearview Mirror Noise Or Loose At Pivot. Mirror Contacts Door Window Glass In The Folded Position.
- [S1623000028 REV.I](/bulletins/11033308.md), 2026-06-03, Service bulletin: ELECTRICAL SYSTEM; STRUCTURE:BODY. Outside Power Fold Rearview Mirror Noise Or Loose At Pivot. Mirror Contacts Door Window Glass In The Folded Position.
- [S2623000023](/bulletins/11031337.md), 2026-04-15, Service bulletin: POWER TRAIN; ELECTRICAL SYSTEM. Power Liftgate Inoperative.
- [S2608000010](/bulletins/11030042.md), 2026-03-13, Service bulletin: ELECTRICAL SYSTEM. Active Diagnostic Trouble Code \(DTC\) B1A10\-00, B1A11\-00, B1A12\- 00, B1A13\-00\-, B1A14\-00, B1A15\-00, B1A16\-00, and B1A17\-00 in The Radio Frequency Hub \(RFH\)
- [9100671](/bulletins/11023329.md), 2025-09-24, Service bulletin: ELECTRICAL SYSTEM. Verify "Z" part number availability. Order a "Z" part number for all Exchange Orders: Warranty, Mopar, Customer pay and Service contract. Order "68" part number for New unsold units only.
- [S2208000138 REV.B](/bulletins/11020600.md), 2025-07-09, Service bulletin: ELECTRICAL SYSTEM. Decreased Remote Start And RKE Range. Tire Pressure Sensors Values Are Not Displayed
- [S1408000384 REV.H](/bulletins/11013171.md), 2025-01-28, Service bulletin: ELECTRICAL SYSTEM. Start Stop Charging Warning Lamp Illuminated On, Intelligent Battery Sensor \(IBS\) State of Charge \(SOC\) Inaccurate, Battery Charging Message, Presence of IBS Related Diagnostic Trouble Codes \(DTCs\), or Battery Warning Lamp On
- [S1408000384](/bulletins/10251783.md), 2024-03-18, Service bulletin: ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Start Stop Charging Warning Lamp Illuminated On, Intelligent Battery Sensor \(IBS\) State of Charge \(SOC\) Inaccurate, Battery Charging Message, Presence of IBS related Diagnostic Trouble Codes \(DTCs\), or Battery Warning Lamp On
- [9100226](/bulletins/10248509.md), 2024-01-08, Service bulletin: ELECTRICAL SYSTEM. Connector kit Before ordering this connector repair kit 68018957A$, check it in the Mopar Connector Repair Kit Website to confirm part number and applicability. There is an error with the wiring diagrams in Service Library that is causing the incorrect repair kit part number to populate. Please use the Mopar Connector Repair Kit Website until this issue is resolved.
- [9100226](/bulletins/10244348.md), 2023-10-30, Service bulletin: ELECTRICAL SYSTEM:WIRING. Connector kit Before ordering this connector repair kit 68018957A$, check it in the Mopar Connector Repair Kit Website to confirm part number and applicability. There is an error with the wiring diagrams in Service Library that is causing the incorrect repair kit part number to populate. Please use the Mopar Connector Repair Kit Website until this issue is resolved.

JSON: [/v1/bulletins/10148922](/v1/bulletins/10148922)

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