# Service bulletin 17\-NA\-156

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: 10137652
- Published by NHTSA: 2018\-05\-21
- Manufacturer's number: 17\-NA\-156
- Manufacturer's date: 2017\-05\-10
- NHTSA component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE \(PCV\)

## NHTSA's summary

This technical bulletin provides a procedure to reprogram the ECM to correct the condition of DTC P0336 Crankshaft Position Sensor Performance due to sensor concerns.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2017/MC-10137652-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2017/MC-10137652-0001.pdf)

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

## Components

Engine, Exhaust and emissions, Crankcase ventilation \(PCV\)

## Trouble codes named

P0336

## Vehicles listed

- 2017 BUICK LACROSSE
- 2017 CADILLAC XT5

JSON: [/v1/bulletins/10137652](/v1/bulletins/10137652)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%2017-NA-156&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10137652&vehicle=Service%20bulletin%2017-NA-156)