Service bulletin 18-037-14

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
Type	Service bulletin
NHTSA id	10141226
Published by NHTSA	2018-06-18
Manufacturer's number	18-037-14
Manufacturer's date	2014-07-18
NHTSA component	POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)

NHTSA's summary

Flash: MIL Illumination P0300- Multiple Cylinder Misfire This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software. A small number of customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the Technician may find that the following Diagnostic Trouble Code has been set: ? P0300 - Multiple Cylinder Misfire (set during engine warm-up)

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

Transmission and driveline, Automatic transmission, Transmission control module

Trouble codes named

P0300

Vehicles listed
DODGE CHALLENGER	2014

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
V51	2022-12-19. Service bulletin. Customer Satisfaction Notification V51 Reprogram Powertrain Control Module
9004509	2022-05-31. Service bulletin. Oil Filter If a Mopar Oil Filter is not available, use a filter that meets or exceeds USCAR36 specification and is compatible with semi and full synthetic oils. Recommended Brands: Wix, Purolator, and NapaGold
18-073-20	2020-09-28. Service bulletin. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs):U1424-00 - Implausible Engine Torque Signal Received(2015 MY). P0456 - EVAP System Small Leak. P2610 - PCM Internal Engine Off Timer Performance. P2299 - Brake Pedal Position / Accelerator Pedal Position Incompatible. P0335 - Crankshaft Position Sensor Circuit(2014-2015 MY). U0140 - Lost Communication With Body Control Module(LC, LD and LX). P1621 - O2 Sensor Reference Voltage Circuit Low. P1622 - O2 Sensor Reference Voltage Circuit High. P0606 - Internal Control Processor. P0300 - Multiple Cylinder Misfire. P219A - Bank 1 Air-Fuel Ratio Imbalance. P219B - Bank 2 Air-Fuel Ratio Imbalance. P0307 - Cylinder 7 Misfire. P2096 - Downstream Fuel Trim System 1 Lean. P2097 - Downstream Fuel Trim System 1 Rich. The following software enhancements are also available(2015 MY):Reverse gear lock-out change from 16 kph (10 mph) to 4.8 kph (3 mph)(Sales Code EZC with DEC). Change to purge vapor control calibration(Sales Code EZH with DGJ). Improvements to vehicle overspeed control(Sales Code EZH with DGJ). Calibration update to the electronic voltage regulator voltage set point(Sales Code EZH with DGJ). Additional Symptoms:Customers with a Pursuit Dodge Charger (LD) may describe an unpleasant odor in the vehicle under certain extreme ambient conditions2013-2015 MY LD with (Sales Codes EZH with AHB or AHV only). Technicians may find that the original vehicle Frequency Operated Button Integrated Key (FOBIK) does not function properly following replacement of the Wireless Ignition Node (WIN/WCM). The Secret Key information stored in the PCM may be corrupt. This update will restore the PCM?s ability to store/transfer valid Secret Key information
18-088-16 REV. A	2018-02-21. Service bulletin. Flash: Powertrain Diagnostic And System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination or a less than desired powertrain response when operating their vehicles in high ambient temperatures. Upon further investigation the technician may find one or more of the following DTCs have been set: · P0335 - Crankshaft Position Sensor Circuit. · P2610 - PCM Internal Engine Off Timer Performance. · P0456 - EVAP System Small Leak (Sales Code ERB). · U0140 - Lost Communication With Body Control Module - (BCM) (VF, LD, LX vehicles only). · P0606 - Internal Control Processor.
18-088-16	2017-11-03. Service bulletin. Flash: Powertrain Diagnostic And System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. · P0456 - EVAP System Small Leak (Sales Code ERB). · U0140 - Lost Communication With Body Control Module - (BCM) (VF, LD, LX vehicles only). · P0606 - Internal Control Processor.