# Service bulletin 18\-031\-16

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: 10140165
- Published by NHTSA: 2018\-06\-11
- Manufacturer's number: 18\-031\-16
- Manufacturer's date: 2016\-03\-30
- NHTSA component: POWER TRAIN; ELECTRICAL SYSTEM

## NHTSA's summary

Flash: 3.6L Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module \(PCM\) with the latest available software. The following PCM software improvements are available to allow the brake lamp to be illuminated when any of the following occur: · Engine Vacuum Pump \(EVP\) runs for too long and shuts off. · Any EVP pump faults. · Any brake booster sensor faults.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2016/MC-10140165-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2016/MC-10140165-0001.pdf)

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

## Components

Electrical system, Transmission and driveline

## Vehicles listed

- 2016 RAM PROMASTER

JSON: [/v1/bulletins/10140165](/v1/bulletins/10140165)

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