NHTSA ID Number: 10193469
Manufacturer Communication Number: PIT5838
Summary
This Preliminary information communicates A vehicle may have a concern of a brake noise or moan may be heard at the beginning of drive-off from a complete stop, This concern may be considered normal.
9 Affected Products
Vehicles
| MAKE | MODEL | YEAR |
CHEVROLET | SILVERADO 4500HD | 2019-2021 |
| CHEVROLET | SILVERADO 5500HD | 2019-2021 |
| CHEVROLET | SILVERADO 6500HD | 2019-2021 |
Condition
A vehicle may have a concern of a brake noise or moan may be heard at the beginning of drive-off from a complete stop
Cause
This concern may be considered normal
Correction:
Under certain conditions a brake noise or moan may be heard at the beginning of drive-off from a complete stop. This noise will go away after a short distance and with acceleration and is not an indicator of brake function or performance degradation.
If the noise continues after a period of driving at speeds >5 mph and other conditions such as vehicle pull, hot smelling or smoking brakes occurs, that can be a sign of brake drag and the vehicle brake system should be inspected as soon as possible.
SEOCONTENT-START
Bulletin No.: PIT5838
Published date: 04/23/2021
Preliminary Information
PIT5838 Information On Normal Brake Noise
Models
VIN:
Brand: Model: Model Years:
Engine: Transmissions:
Chevrolet
Silverado MD 4500 5500 6500
2019 – 2021
All
All
All
All
Involved Region or Country
Condition Cause
North America
A vehicle may have a concern of a brake noise or moan may be heard at the beginning of drive-off
from a complete stop
This concern may be considered normal
Correction:
Under certain conditions a brake noise or moan may be heard at the beginning of drive-off from a
complete stop. This noise will go away after a short distance and with acceleration and is not an
indicator of brake function or performance degradation.
If the noise continues after a period of driving at speeds >5 mph and other conditions such as
vehicle pull, hot smelling or smoking brakes occurs, that can be a sign of brake drag and the
vehicle brake system should be inspected as soon as possible.
Version History
Version 1
Modified 04/23/2021 – Created on.
SEOCONTENT-END
1 Associated Document
Manufacturer Communications
Bulletin No.: PIT5838
Published date: 04/23/2021
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