NHTSA ID Number: 11014309
Manufacturer Communication Number: PIT6120B
TSB/Document Date: 2025-02-18
Summary
This Preliminary information communicates information to direct to GM Upfitter bulletin 193 or 205 depending on trim level for installation instructions for the 9L7 Upfitter Switches.
Bulletin No.: PIT6120B
Published date: 02/14/2025
Preliminary Information
PIT6120B Installation of Upfitter Auxiliary Switches (RPO 9L7)
Models
Brand:
Chevrolet
Model:
Silverado 1500 New (RPO J22,
VIN Digit 5 = A / D)
Chevrolet Silverado 1500
Chevrolet Silverado 2500HD
Chevrolet Silverado 3500HD
GMC
Sierra 1500 New (RPO J22, VIN
Digit 5 = H / U)
Sierra 1500
Sierra 2500HD
Sierra 3500HD
Model
Years:
2022
2023 2025
2024 2025
2024 2025
2022
2023 2025
2024 2025
2024 2025
VIN:
Engine: Transmissions:
from to
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Involved Region or
Country
North America
Additional Options
(RPO)
9L7
Condition
A Dealer or Upfitter may be looking for information on installing
RPO 9L7 Upfitter Auxiliary Switches.
The Upfitter Auxiliary Switches are located under the climate
controls in the center of the dash.
Cause
Information not readily available in Service Information (SI.)
Correction:
Reference the latest version of GM Upfitter Integration Bulletin 193 or 205 depending on
trim level. The information can be found at http://www.gmupfitter.com/ under the
"Technical Bulletin" Tab and then "Show all bulletins."
Note: Installation of the Upfitter (AUX) Switches and supporting components are NOT a GM
Warranty or PDI covered labor cost. The installation of the switches/components are
intended to be performed by the upfitter as a part of the overall vehicle upfit and the labor
cost associated with that installation be covered in the upfitter’s estimate to its customer.
Installation, when performed by a GM dealer, the labor charges associated with that install
are the responsibility of the customer/vehicle purchaser.
Version History
Version
3
Modified
01/30/2024 - Created on.
09/18/2024 - Updated Model Year
02/14/2025 - Updated Correction Information
GM Global Brands
© 2025 General Motors. All Rights Reserved.
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TSB/Document ID: PIT6120B
Replacement Service Bulletin Number:
MFR Communication Date: 2025-02-15
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: UNKNOWN OR OTHER
MFR Component System:
MFR Component Subsystem:
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