# Service bulletin 20NA006

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: 10171905
- Published by NHTSA: 2020\-03\-02
- Manufacturer's number: 20NA006
- Manufacturer's date: 2020\-01\-14
- NHTSA component: STEERING; EQUIPMENT ADAPTIVE/MOBILITY

## NHTSA's summary

This informational bulletin explains there is another steering hose that can be used for cold weather drivers that experience a steering hose leak.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10171905-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10171905-9999.pdf)

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

## Components

Equipment and accessories, Steering

## Vehicles listed

- 2015 to 2018 CHEVROLET SILVERADO 1500
- 2019 to 2020 CHEVROLET SILVERADO 2500
- 2019 to 2020 CHEVROLET SILVERADO 3500
- 2017 GMC SIERRA
- 2015 to 2019 GMC SIERRA 1500
- 2015 GMC SIERRA 2500
- 2019 to 2020 GMC SIERRA 2500
- 2019 to 2020 GMC SIERRA 3500

## Recalls for the same vehicles and component

- [2022160](/recalls/tc/2022160.md), 2022-03-31: Accessories
- [21V496000](/recalls/nhtsa/21V496000.md), 2021-07-01: EQUIPMENT:ELECTRICAL:ENGINE BLOCK HEATER
- [2020165](/recalls/tc/2020165.md), 2020-04-16: Accessories
- [2019494](/recalls/tc/2019494.md), 2019-10-03: Accessories
- [2019205](/recalls/tc/2019205.md), 2019-04-26: Accessories
- [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

## Other bulletins for the same vehicles and component

- [23\-NA\-201](/bulletins/11024378.md), 2025-10-21, Service bulletin: SERVICE BRAKES; ELECTRICAL SYSTEM; STEERING. This service bulletin advises the technician of a possible loose ground that may be causing customer concerns of Loss of Steering Assist and/or Loss of Brake Assist and Malfunction Indicator Lamp \(MIL\) Illuminated.
- [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.
- [21\-NA\-166](/bulletins/11019325.md), 2025-06-06, Service bulletin: EXTERIOR LIGHTING; STEERING. This informational bulletin provides information on the turn signal stalk not cancelling and/or mis cancelling.
- [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.
- [23\-NA\-185](/bulletins/11017255.md), 2025-04-28, Service bulletin: POWER TRAIN; ELECTRICAL SYSTEM; STEERING. This service bulletin helps diagnose/reduce possible CCND issues on Transfer Cases \- Service 4WD on DIC, Intermittent Failures, Noise Concerns, Driveline/Steering Vibration/Shudder, Intermittent DTCs/MIL Illuminated, Engagement/Disengagement/Ratcheting Concerns.
- [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.
- [24\-NA\-239](/bulletins/11013269.md), 2025-01-30, Service bulletin: ELECTRICAL SYSTEM; SEATS; STRUCTURE:BODY; STEERING; ENGINE. This informational bulletin provides a guide on how to diagnose and test for vibrations utilizing the PicoScope.
- [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.
- [23\-NA\-201](/bulletins/11009110.md), 2024-10-24, Service bulletin: SERVICE BRAKES; ELECTRICAL SYSTEM; STEERING. This service bulletin advises the technician of a possible loose ground that may be causing customer concerns of Loss of Steering Assist and/or Loss of Brake Assist and Malfunction Indicator Lamp \(MIL\) Illuminated.

JSON: [/v1/bulletins/10171905](/v1/bulletins/10171905)

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