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Service bulletins for the 2015 GMC Yukon XL

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.

2156 on file from NHTSA, as of 2026-10-19.

About B2470 on the 2015 GMC Yukon XL: what the code means, and the bulletins and recalls about the same components.

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Only bulletins with trouble code: B2470 are shown. Show all

Bulletins, newest first
17NA2142018-06-04. Service bulletin. EQUIPMENT; EQUIPMENT:ELECTRICAL. This technical bulletin provides repair information to correct customer concerns of OnStar, XM, GPS or antenna malfunction ? may set DTC B2462, B2470 or B125C - and/or water leak on headliner at sun visor or overhead console areas, possible battery drain concern.
17NA2142018-05-21. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM; STRUCTURE:FRAME AND MEMBERS. This technical bulletin provides repair information to correct customer concerns of OnStar, XM, GPS or antenna malfunction ? may set DTC B2462, B2470 or B125C - and/or water leak on headliner at sun visor or overhead console areas, possible battery drain concern.
PIT5362B2017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); STRUCTURE:FRAME AND MEMBERS. This Preliminary Information communication provides information to the technician the steps to diagnose and repair vehicles with visible water leak or signs of water intrusion from the antenna base, red OnStar LED, unable to connect to OnStar, OnStar unable to locate the vehicle, OnStar has inaccurate global positioning system location, no global positioning system on the navigation radio display, and inaccurate global positioning system location on the navigation radio display. Technician may find Diagnostic Trouble Codes B2462-02, B2462-04, B2470-02, B2470-04, B125C-01, B125C-02, or B125C-04. Technician should replace the high efficiency antenna with the latest part number in the catalog.
PIT53622017-08-15. Service bulletin. STRUCTURE:BODY; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). This Preliminary Information communication provides information to the technician the steps to diagnose and repair vehicles with visible water leak or signs of water intrusion from the antenna base, red OnStar LED, unable to connect to OnStar, OnStar unable to locate the vehicle, OnStar has inaccurate global positioning system location, no global positioning system on the navigation radio display, and inaccurate global positioning system location on the navigation radio display. Technician may find Diagnostic Trouble Codes B2462-02, B2462-04, B2470-02, B2470-04, B125C-01, B125C-02, or B125C-04. Technician should replace the high efficiency antenna with the latest part number in the catalog.
PIT5362A2017-08-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communication provides information to the technician the steps to diagnose and repair vehicles with visible water leak or signs of water intrusion from the antenna base, red OnStar LED, unable to connect to OnStar, OnStar unable to locate the vehicle, OnStar has inaccurate global positioning system location, no global positioning system on the navigation radio display, and inaccurate global positioning system location on the navigation radio display. Technician may find Diagnostic Trouble Codes B2462-02, B2462-04, B2470-02, B2470-04, B125C-01, B125C-02, or B125C-04. Technician should replace the high efficiency antenna with the latest part number in the catalog.
PIC60242017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL. This Preliminary Information communication provides information to the technician about vehicles that will not connect to OnStar. Technician may find Diagnostic Trouble Code B2470-04 set in the Vehicle Communication Interface Module also a red LED on the OnStar keypad will be on. Technician will need to follow published diagnostics for the Diagnostic Trouble Code. If the diagnostics lead to replacement of the Vehicle Communication Interface Module read the OnStar Customer Identifier using Global Diagnostic System 2. If the value falls in range the technician will need to remove power from the module for 5 minutes. After the power cycle was performed, check for the Diagnostic Trouble Code to be set current or history. If the Diagnostic Trouble Code is current replace the module. If the Diagnostic Trouble Code is history no further action is required.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.