PIT5672

Service Bulletin Details

Public Details for: PIT5672

This preliminary information communicatesthere may be a concern with the operation of the rear suspension dump switch operation.This concern is caused by internal operation of the switch.


- 2019 -

Models from 2019
2019 CHEVROLET SILVERADO 4500HD
2019 CHEVROLET SILVERADO 5500HD
2019 CHEVROLET SILVERADO 6500HD 
Bulletin No.: PIT5672
Published date: 04/16/2019
Preliminary Information
PIT5672 Air Suspension Dump Switch Operation
Models
Brand:
Chevrolet
Model:
Model Years:
Silverado 4500HD, 5500HD, 6500HD
2019
VIN:
Engine:
from
to
All
All 6.6L L5D
Transmissions:
All
Involved Region or Country North America
Additional Options (RPO)
Condition
Cause
GP8
There may be a concern with the operation of the rear suspension dump switch
operation.
This concern is caused by internal operation of the switch.
Correction:
When the switch is activated the air will dump form the air bags lowering the vehicle, it should stay down until the
vehicle is shifted into gear.
With the concern the vehicle will in ate the air suspension when the switch is released.
The correction for this is to replace the switches in the center stack.
Note: it is possible that the switches from parts may have the concern as well.
If found to have no stock Please get a SPAC case started.
Once the concern is resolved this PI will be deleted.
Version History
Version
Modi ed
1
04/12/2019 - Created on
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