# Service bulletin PIE0636A

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: 10200168
- Published by NHTSA: 2021\-08\-09
- Manufacturer's number: PIE0636A
- Manufacturer's date: 2021\-06\-17
- NHTSA component: EXTERIOR LIGHTING; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; ELECTRICAL SYSTEM

## NHTSA's summary

This engineering information \(EI\) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to Malfunction Indicator Lamp \(MIL\) Illuminated on Driver Information Center \(DIC\), DTCs P18E9, P18EA and/or P18EB Set.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10200168-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10200168-9999.pdf)

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

## Components

Electrical system, Lighting, Instrument cluster

## Trouble codes named

P18E9, P18EA, P18EB

## Vehicles listed

- 2021 BUICK ENVISION

## Other bulletins for the same vehicles and component

- [PIT5851D](/bulletins/10249267.md), 2024-01-29, Service bulletin: ELECTRICAL SYSTEM:INSTRUMENT PANEL:SPEEDOMETER/ODOMETER. This Preliminary information communicates an issues with the odometer being incorrect after a programming event and how the dealership can resolve the issue.
- [PIT5851B](/bulletins/10227654.md), 2022-12-12, Service bulletin: ELECTRICAL SYSTEM:INSTRUMENT PANEL:SPEEDOMETER/ODOMETER. This Preliminary information communicates an issues with the odometer being incorrect after a programming event and how the dealership can resolve the issue.
- [PIT5837A](/bulletins/10208073.md), 2022-02-14, Service bulletin: ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This Preliminary information communicates an issues with false codes setting in vehicles due to timing issues between the modules.
- [PIT5851](/bulletins/10202388.md), 2021-10-25, Service bulletin: ELECTRICAL SYSTEM:INSTRUMENT PANEL:SPEEDOMETER/ODOMETER. This Preliminary information communicates an issues with the odometer being incorrect after a programming event and how the dealership can resolve the issue.
- [PIE0643](/bulletins/10200171.md), 2021-08-09, Service bulletin: ELECTRICAL SYSTEM; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This engineering information \(EI\) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the Malfunction Indicator Lamp \(MIL\) illuminated on Driver Information Center \(DIC\).

JSON: [/v1/bulletins/10200168](/v1/bulletins/10200168)

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