# Service bulletin CSR 527

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: 10203671
- Published by NHTSA: 2021\-12\-01
- Manufacturer's number: CSR 527
- Manufacturer's date: 2021\-11\-30
- NHTSA component: ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING

## NHTSA's summary

Fiat Chrysler Automobiles US has decided that a defect that relates to motor vehicle safety exists on certain 2021 through 2022 model year \(DJ\) Ram 2500 pickup, \(D2\) Ram 3500 pickup, \(DD\) Ram 3500 cab chassis, and \(DP\) Ram 4500/5500 cab chassis vehicles equipped with a 6.7L Cummins engine. Refer to the included communication from FCA US for additional information.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10203671-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10203671-9999.pdf)

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

## Components

Electrical system, Engine

## Vehicles listed

- 2021 to 2022 ALTEC AERIAL DEVICE

JSON: [/v1/bulletins/10203671](/v1/bulletins/10203671)

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