# Service bulletin SB 437

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: 10089270
- Published by NHTSA: 2017\-01\-20
- Manufacturer's number: SB 437
- Manufacturer's date: 2017\-10\-04
- NHTSA component: ENGINE

## NHTSA's summary

THIS SERVICE BULLETIN INFORMS AFFECTED CUSTOMERS THAT DUE TO HIGH DPF HYDROCARBON ABSORPTION DURING HIGH IDLE OPERATION, CUSTOMERS MAY EXPERIENCE THE MIL, CHECK ENGINE AND/OR THE STOP ENGINE DIAGNOSTIC TROUBLE CODES OR TELL\-TALE ACTIVATIONS ON MODEL YEAR 2016 AND 2017 MCI J4500 MODEL COACHES EQUIPPED WITH DD13 GHG17 ENGINE, AND THAT MCI WILL REMEDY THE AFFECTED COACHES AT NO COST TO CUSTOMERS.

## The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

## Components

Engine

## Vehicles listed

- 2016 to 2017 MCI J4500

JSON: [/v1/bulletins/10089270](/v1/bulletins/10089270)

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