GMC TSB #PIT5544B
2019 GMC Sierra 1500
Affected Component: STEERING:ELECTRIC POWER ASSIST SYSTEM
- 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.