NHTSA ID Number: 11031317
Manufacturer Communication Number: 26-01-035G DCS
TSB/Document Date: 2026-04-15
Summary
Some vehicles may exhibit a loss of connectivity or interruptions in the middle of using Connected Car Services (CCS) functions. This may be due to an occasional disconnection on Verizon's communication network. Technical Service Bulletin (TSB) 26-01-035G provides instructions to verify Connected Car Data Communication Unit (DCU) network connection and if needed, reset the DCU in Dealer Mode to resolve the connection.
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TSB/Document ID: 26-01-035G DCS
Replacement Service Bulletin Number:
MFR Communication Date: 2026-04-10
MFR Internal Campaign ID/Software Version: 913G
Communication Type: Service Campaign
NHTSA Components: ELECTRICAL SYSTEM
MFR Component System:
MFR Component Subsystem:
Previous TSB | Next TSB |
Service Campaign 913 Re-launch: DCU (Modem) Network Inspection & Connected Services Reset Posted Date: 04/09/2026 |Dept: All Departments
(Adding GV70 & other 2026MYs)
26-01-035G - DCU Network Inspection and CS Reset (913G) (posted 04.09.26).pdf
Genesis
Motor America has launched Service Campaign 913G Re-launch: DCU (Modem) Network Inspection & Connected
Services Reset.
Technical Service Bulletin (TSB) Update: This TSB supersedes 25-01-018G-1 to add GV70 (JK1/JK1A) models and all other
2026 model years to the Applicable Vehicles table on page 1 and Warranty Information table on page 2.
A. Affected Vehicles:
Certain 2023-2026MY G90 (RS4) (2026MY Added for re-launch)
Certain 2023-2026MY GV60 (JW1 EV) (2026MY Added for re-launch)
Certain 2025-2026MY G80 (RG3) (2026MY Added for re-launch)
Certain 2025-2026MY GV80 (JX1) (2026MY Added for re-launch)
Certain 2025-2026MY GV80 Coupe (JX1) (2026MY Added for re-launch)
Certain 2026MY GV70 (JK1/JKA) (Model Added for re-launch)
VIN Identification: Use the 'Vehicle Information' screen in WebDCS under the 'Campaign Not Performed' section to determine campaign
applicability.
NOTE: For GV60 ONLY: To avoid potential damage to Genesis EVs, Genesis EV repairs can only be performed by EV Certified
Genesis Retailers.
Highlights:
B. Campaign Description:
Some vehicles may exhibit a loss of connectivity or interruptions in the middle of using
Connected Car Services (CCS) functions. This may be due to an occasional disconnection on Verizon's communication network. Technical
Service Bulletin (TSB) 26-01-035G provides instructions to verify Connected Car Data Communication Unit (DCU) network connection
and if needed, reset the DCU in Dealer Mode to resolve the connection.
C. Campaign Documents:
1. TSB 26-01-035G
A. Available on GenesisdealerUSA.com > Service > GMA Tech Info > Campaign
D. Action Required:
1. Confirm VIN eligibility for campaign via WebDCS. See “VIN Identification" note in part A.
2. Follow TSB 26-01-035G to perform the service procedure to verify the DCU connection and if necessary, reset the DCU.
3. Submit campaign claim once the service procedure is completed.
We appreciate your continued partnership and commitment to our Genesis guests.
Thank you for your patience and understanding.
Warranty Campaign Team
Genesis Motor America
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