# Service bulletin PIT5544A

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: 10123247
- Published by NHTSA: 2017\-11\-14
- Manufacturer's number: PIT5544A
- Manufacturer's date: 2017\-10\-13
- NHTSA component: EQUIPMENT; STEERING

## NHTSA's summary

This Preliminary information communicates information on ahydrauilc rush type noise from the power steering gear. This noise is a characteristic of the new Active Hydraulic Assist System RPO NV8 and no repairs should be made. The noise is most noticeable in the cab at idle, in park, with all accessories turned off.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2017/MC-10123247-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2017/MC-10123247-0001.pdf)

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

## Components

Equipment and accessories, Steering

## Vehicles listed

- 2016 to 2018 CHEVROLET SILVERADO 2500
- 2016 to 2018 GMC SIERRA 2500

## Recalls for the same vehicles and component

- [21V496000](/recalls/nhtsa/21V496000.md), 2021-07-01: EQUIPMENT:ELECTRICAL:ENGINE BLOCK HEATER

## 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.
- [20\-NA\-132](/bulletins/10253527.md), 2024-04-23, Service bulletin: EQUIPMENT; ELECTRICAL SYSTEM. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
- [17\-NA\-052](/bulletins/10253526.md), 2024-04-23, Service bulletin: WHEELS; EQUIPMENT. This bulletin updates the position of General Motors on refinishing aluminum wheels. GM has determined that wheel refinishing under warranty will no longer be performed.
- [20\-NA\-132](/bulletins/10252774.md), 2024-04-05, Service bulletin: ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
- [PIT5401E](/bulletins/10252174.md), 2024-04-01, Service bulletin: EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Radio Inoperative with No Communication and DTC U0184

JSON: [/v1/bulletins/10123247](/v1/bulletins/10123247)

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