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Service bulletins for the 2015 GMC Yukon

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.

2691 on file from NHTSA, as of 2026-10-19.

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By component

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Only bulletins with component: Wiring and fuses are shown. Show all

Bulletins, newest first
SB-140562016-09-21. Service bulletin. ELECTRICAL SYSTEM:WIRING; SERVICE BRAKES, ELECTRIC. 14056 - MESSAGE NO BULLETIN. CERTAIN VEHICLES, EQUIPPED WITH THE TRAILERING PACKAGE (RPO Z82 WITHOUT RPO JL1), WERE SHIPPED TO DEALERS WITHOUT THE ELECTRIC BRAKE CONTROLLER WIRE HARNESS. THE MISSING HARNESSES ARE BEING SHIPPED TO DEALERS FROM THE WARRANTY PARTS CENTER (WPC) FOR VEHICLES IN DEALER INVENTORY. THIS SHIPMENT WILL BEGIN MARCH 1, 2014, VIA UPS 3-DAY SHIPPING. IF A VEHICLE ASSIGNED TO YOU HAS BEEN SOLD OR DEALER TRADED, PLEASE MAKE ARRANGEMENTS TO PROVIDE THE CUSTOMER OR DEALER WITH THE HARNESS. GM WILL MAIL THE HARNESS TO CUSTOMERS OF RECORD.
SBU-153962016-02-05. Service bulletin. ELECTRICAL SYSTEM:WIRING. CHEVROLET/GMC/CADILLAC: ON CERTAIN SUVS/TRUCKS, SERVICE PROCEDURE PROVIDED ON INSTALLING CORRECT TEMPERATURE SENSOR WIRING HARNESS FOR TRANSMISSION DUE TO PREVIOUS WIRING HARNESS WAS UNAPPROVED. MODEL 2015 SIERRA, YUKON, YUKON XL, ESCALADE, ESCALADE ESV, SILVERADO. *PE
SU-147682015-06-17. Service bulletin. ELECTRICAL SYSTEM:WIRING. GMC/CHEVROLET: AN INCORRECT CONSOLE WIRING HARNESS WILL CAUSE TRANSFER CASE, LANE DEPARTURE/PARK ASSIST SWITCH INDICATORS, CHILD DOOR LOCK, HEATED STEERING WHEEL NOT FUNCTION PROPERLY AND NEED TO REPLACE CONSOLE WIRING HARNESS. MODEL 2015 SUBURBAN, TAHOE, YUKON, YUKON XL. *PE
PIT-53112014-11-08. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM:WIRING; ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL. GMC/CHEVROLET: TRUCKS WITH INTEGRATED TRAILER BRAKE CONTROLLER (ITBC) MAY RECEIVED AN INTERMITTENT CHECK TRAILER WIRING, AND/OR SERVICE TRAILER BRAKE MESSAGE WITH DIAGNOSTIC TROUBLE CODE (DTC) C1114 AND HAVE ITBC CONNECTION CHECKED. MODEL 2014 SILVERADO 1500, SIERRA 1500, 2015 SILVERADO, SUBURBAN, TAHOE, SIERRA, YUKON MODELS. *PE

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