N212329851

GLOBAL SAFETY FIELD INVESTIGATIONS
DCS5766
URGENT - DISTRIBUTE IMMEDIATELY
Date:
April 21, 2021
Subject: N212329851 - Customer Satisfaction Program
Auxiliary Control Box Labels
Models: 2021 Chevrolet Silverado 4500 HD/5500HD/6500HD
Equipped with Provisions – Electrical Switch Bank (SEO) (RPO UEH)
To:
Select General Motors Medium Duty Dealers
General Motors is releasing Customer Satisfaction Program N212329851
today. The total number of U.S. vehicles involved is approximately 26. Please
see the attached bulletin for details.
Customer Letter Mailing
The customer letter mailing will begin in May.
Global Warranty Management (GWM)
The Required Field Action section on the Investigate Vehicle History (IVH) screen will
be updated April 22, 2021 or sooner. A list of involved vehicles in dealer new inventory
is attached to this message. Please hold all warranty transactions until IVH has been
updated.
END OF MESSAGE
GLOBAL SAFETY FIELD INVESTIGATIONS
Customer Satisfaction Program
N212329851 Auxiliary Control Box Labels
Release Date:
Attention:
April 2021
Revision:
00
ONLY Chevrolet Medium Duty dealers can complete this recall repair.
This program is in effect until May 31, 2023.
Make
Chevrolet
Model
Silverado
4500HD/5500HD/6500HD
Model Year
From
To
2021
2021
RPO
UEH
Description
Provisions – Electrical Switch
Bank (SEO)
Involved vehicles are marked “open” on the Investigate Vehicle History screen in GM Global Warranty Management
system. This site should always be checked to confirm vehicle involvement prior to beginning any required inspections
and/or repairs.
Condition
Correction
Certain 2021 model year Chevrolet Silverado 4500 HD / 55500 HD / 6500 HD vehicles, equipped with
an auxiliary switchbank and control box (RPO UEH), may have a condition where the labels on the
auxiliary control box need to be updated.
Dealers are to apply the updated labels.
Parts
Quantity
1
Part Name
Part No.
WPC870*
Label Set
*The Label Set can be obtained from the Warranty Parts Center (WPC) using the TSP Dealer Request Form located on
Global Connect