# Service bulletin 17NA345

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: 10139117
- Published by NHTSA: 2018\-06\-04
- Manufacturer's number: 17NA345
- Manufacturer's date: 2017\-11\-03
- NHTSA component: STEERING

## NHTSA's summary

This technical bulletin provides a procedure to reprogram the power steering control module to correct a condition of Loss of Steering Assist due to a software abnormality.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2017/MC-10139117-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2017/MC-10139117-0001.pdf)

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

## Components

Steering

## Vehicles listed

- 2015 to 2017 CADILLAC ESCALADE
- 2015 to 2016 CADILLAC ESCALADE ESV
- 2017 CADILLAC ESCALADE ESV
- 2017 CHEVROLET SILVERADO
- 2015 to 2018 CHEVROLET SILVERADO 1500
- 2015 to 2018 CHEVROLET SILVERADO 2500
- 2015 to 2018 CHEVROLET SILVERADO 3500
- 2015 to 2017 CHEVROLET SUBURBAN
- 2015 to 2017 CHEVROLET TAHOE
- 2017 GMC SIERRA
- 2015 to 2018 GMC SIERRA 1500
- 2015 to 2018 GMC SIERRA 2500
- 2015 to 2018 GMC SIERRA 3500
- 2015 to 2016 GMC SIERRA DENALI
- 2018 GMC SIERRA DENALI
- 2015 to 2017 GMC YUKON
- 2015 to 2017 GMC YUKON XL

## Recalls for the same vehicles and component

- [2018482](/recalls/tc/2018482.md), 2018-09-07: Steering
- [18V586000](/recalls/nhtsa/18V586000.md), 2018-09-07: STEERING:ELECTRIC POWER ASSIST SYSTEM
- [14V719000](/recalls/nhtsa/14V719000.md), 2014-11-10: STEERING:ELECTRIC POWER ASSIST SYSTEM
- [2014509](/recalls/tc/2014509.md), 2014-11-07: Steering
- [2014443](/recalls/tc/2014443.md), 2014-10-07: Steering
- [2014241](/recalls/tc/2014241.md), 2014-06-19: Steering
- [14V339000](/recalls/nhtsa/14V339000.md), 2014-06-19: SERVICE BRAKES, HYDRAULIC:POWER ASSIST; STEERING:HYDRAULIC POWER ASSIST SYSTEM
- [14V246000](/recalls/nhtsa/14V246000.md), 2014-05-14: STEERING:LINKAGES:TIE ROD ASSEMBLY

## Other bulletins for the same vehicles and component

- [PI0281L](/bulletins/11019516.md), 2025-06-12, Service bulletin: STEERING; POWER TRAIN; SUSPENSION. This preliminary informational \(PI\) bulletin provides information to dealership personnel that may be helpful when addressing underbody component corrosion with customers.
- [13\-02\-32\-001H](/bulletins/11017868.md), 2025-05-06, Service bulletin: STEERING. This service bulletin provides a procedure to flush and bleed power steering system to correct a power steering noise or fluid leak concern that is caused during extremely low temperatures.
- [25\-NA\-065](/bulletins/11017173.md), 2025-04-24, Service bulletin: STEERING; SERVICE BRAKES; FUEL/PROPULSION SYSTEM. This informational bulletin instructs the tech when fuel/fluid is needed to be tested and where it can be sent for analysis.
- [16\-NA\-109](/bulletins/11014577.md), 2025-02-28, Service bulletin: STEERING. This service bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the gear.
- [04\-06\-01\-029K](/bulletins/11011205.md), 2024-12-04, Service bulletin: POWER TRAIN; STEERING; ENGINE. This informational bulletin explains Unscheduled Supplemental Services and the importance of GM Simplified Maintenance Schedules.
- [24\-NA\-185](/bulletins/11009031.md), 2024-10-22, Service bulletin: STEERING; WHEELS. This informational bulletin provides information on Steering Bump or Clunk Noise on Rough Roads or Potholes.
- [PIT5352](/bulletins/10252162.md), 2024-04-01, Service bulletin: STEERING. Power Tilt and Telescoping Steering Column Does Not Recall With Memory Functions.
- [PI1354J](/bulletins/10250245.md), 2024-02-14, Service bulletin: ENGINE AND ENGINE COOLING; STEERING; SEATS; POWER TRAIN; WHEELS. This preliminary bulletin provides additional guidance for diagnosing vibrations or disturbances that may occur on full size pickups and how to correct and repair.
- [15NA046](/bulletins/10250034.md), 2024-02-12, Service bulletin: STEERING; AIR BAGS. Driver Steering Wheel Airbag Not Flush With Steering Wheel and/or Difficulty Depressing Airbag to Engage Horn
- [14356](/bulletins/10248782.md), 2024-01-16, Service bulletin: STEERING. Inspect Power Steering Hose Clamps

JSON: [/v1/bulletins/10139117](/v1/bulletins/10139117)

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