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Service bulletin 24-NA-169

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id11009028
Published by NHTSA2024-10-22
Manufacturer's number24-NA-169
Manufacturer's date2024-09-09
NHTSA componentELECTRICAL SYSTEM; FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL

NHTSA's summary

This technical bulletin provides repair information to correct a customer concern of Super Cruise Dropping Out After Driving 30–60 Seconds and/or Service Driver Assist Message Illuminated with DTCs U1626, U3000, and/or B2BA1.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Driver assistance, Electrical system, Adaptive cruise control

Trouble codes named

B2BA1, U1626, U3000

Vehicles listed
GMC HUMMER EV PICKUP2022, 2023, 2024

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
PIT62982024-12-20. Service bulletin. This Preliminary information communicates to the field about a false DTC that is setting and how to address the issue.
24-NA-1692024-11-27. Service bulletin. This technical bulletin provides repair information to correct a customer concern of SuperCruise Dropping Out After Driving 30–60 Seconds and/or Service Driver Assist Message Illuminated with DTCs U1626, U3000, and/or B2BA1.
24-NA-0342024-11-16. Service bulletin. This service bulletin provides information for dealers/technicians on Grunt Noise with Adaptive Cruise or One-Pedal Drive.
24-NA-1692024-09-28. Service bulletin. This technical bulletin provides repair information to correct a customer concern of SuperCruise Dropping Out After Driving 30–60 Seconds and/or Service Driver Assist Message Illuminated with DTCs U1626, U3000, and/or B2BA1.
24-NA-0272024-09-27. Service bulletin. This technical bulletin provides repair information to correct a customer concern of DTC U3000 Setting in Automated Map Module (HDLM) - SuperCruise Unavailable.
24-NA-0342024-07-09. Service bulletin. This service bulletin provides information for dealers/technicians on Grunt Noise with Adaptive Cruise or One-Pedal Drive.
24-NA-0902024-06-18. Service bulletin. This technical bulletin provides repair information to correct a customer concern of SuperCruise Unavailable – No road Info: Road Expansion.
24-NA-0302024-02-23. Service bulletin. This informational bulletin provides information on when the customer engage SuperCruise, their vehicle will immediately veer to the left and center itself on the left-hand lane line. During normal driving and/or if normal/adaptive cruise is used a pull may not be noticed.