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.
By type
By component
By trouble code
By topic
| PIP5121C | 2018-08-06. Service bulletin. EQUIPMENT; ENGINE; EQUIPMENT ADAPTIVE/MOBILITY. This Preliminary Information communication provides information to the technician about vehicles that have the oil pressure gauge jumps from approximately 40 lb. to 60 lb. The 4.3L (LV3), 5.3L (L83), 6.2L (L86) engines are equipped with a two stage oil pump. Dealer should advise the customer this is normal operation for these engines. |
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| PIT5232E | 2018-08-06. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This Preliminary Information communication provides information to the technician the steps to diagnose and repair the concern of the display is showing 32° F (0° C) after a battery or reprogramming a module. The outside temperature will begin to update if driven above 20 mph for at least 5 minutes. If the vehicle speed drops below 20 mph, the timer will reset and the display will stop updating. Once the display starts to update it may take several more minutes of driving above 20 mph for the display to fully update. Also if the vehicle is shut off for more than 8 hours the display will update when the ignition is turned on. |
| PIT5099C | 2018-08-06. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature. |
| PIC5953D | 2018-08-06. Service bulletin. EQUIPMENT:ELECTRICAL; EQUIPMENT ADAPTIVE/MOBILITY. This Preliminary Information communication provides information to the technician about vehicles that may have an issue when using Bluetooth voice recognition with an iPhone. Technician should work with the customer to insure the phone contacts to not have any Emojis loaded to any contact. |
| PIP5335B | 2018-08-06. Service bulletin. ELECTRICAL SYSTEM:WIRING. This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on. Technician will find Diagnostic Trouble Codes P0340 and P0341 setting at times. Technician should use normal published Service Information diagnostics. If normal Service Information diagnostics does not isolate the concern, inspect for corrosion in connector X154 located on the front cover next to the vacuum pump. |
| PIP5498K | 2018-08-06. Service bulletin. ENGINE AND ENGINE COOLING. This Preliminary information communicates. A vehicle may have a concern ofDTCP050D setting along with a P0300 after a cold start up. White smoke and/or coolant odor may come from exhaust for an extended period of time at cold start as well. Cause Coolant getting into the cylinders, and provides direction for the repair. |
| PIP5498J | 2018-08-06. Service bulletin. ENGINE AND ENGINE COOLING. This Preliminary information communicates. A vehicle may have a concern of DTCP050D setting along with a P0300 after a cold start up. White smoke and/or coolant odor may come from exhaust for an extended period of time at cold start as well. Cause Coolant getting into the cylinders, and provides direction for the repair. |
| PI1323 | 2018-06-25. Service bulletin. ELECTRICAL SYSTEM. This prelimenary bulletin provides a procedure to replace the accessory a/c and d/c power control module to correct the customers concern of the the power outlet intermittently works. |
| PI0564E | 2018-06-25. Service bulletin. STRUCTURE. This preliminary bulletin provides information and a procedure for repairing rusted frames caused by the wax coating peeling off. |
| 10-08-110-001B | 2018-06-25. Service bulletin. EQUIPMENT. This informational bulletin provides information on how to use floor mats. |
| 11-08-49-001L | 2018-06-25. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This technical bulletin provides a procedure on how to turn the transport mode message of and reset the battery light flashing. |
| 10-08-44-006C | 2018-06-25. Service bulletin. EQUIPMENT. This informational bulletin provides the technician on what to do if the customer has a navagation concern and submit a feedback form to the GM navigation disc center website. |
| 05-06-04-022K | 2018-06-25. Service bulletin. FUEL SYSTEM, GASOLINE. This informational bulletin provides information on top tier fuels and what brands are available. |
| PI1318 | 2018-06-25. Service bulletin. ELECTRICAL SYSTEM. This preliminary bulletin provides a procedure to reprogram the IPC module to correct the customers concern of the IPC inop. |
| PI1103D | 2018-06-25. Service bulletin. ELECTRICAL SYSTEM. This preliminary informational bulletin provides a procedure for the technician to test the power seats, the outside power mirriors, shorts in the wiring and the MSM, and reprogram the module if shorts weren't found, for the customers concern of the mirriors and/or seat inoperative. |
| 07-00-89-036G | 2018-06-25. Service bulletin. EQUIPMENT. This informational bulletin ask the dealers for digital pictures to better enhance field reports only. |
| 10-00-89-006E | 2018-06-25. Service bulletin. EQUIPMENT. This information bulletin provides the dealers on how to submit a product information report. |
| 02-00-89-002N | 2018-06-25. Service bulletin. EQUIPMENT. This informational bulletin provides additional information to the technicians and how to submit a field product report. |
| PIT5399A | 2018-06-18. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about connectivity concerns when connecting an Apple device via USB cord. Technician should insure the customer is using an original equipment manufacturer Apple USB cable. |
| PIT5509D | 2018-06-18. Service bulletin. ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a "Check Trailer Wiring" or "Service Trailer Brake System” message on the Driver Information Center when a trailer is connected to the vehicle. Diagnostic Trouble Code C1114 set in the Chassis Control Module. Chassis Control Module has to determine the type of trailer brake system that is being used. The Chassis Control Module can be sensitive to a variety of trailer wiring issues. The technician will need to make a trailer tester using Electric Trailer Brake Magnets and 7-way trailer connector to determine if it is a vehicle or trailer issue. If the concern is not duplicated with the tester installed, the vehicle is operating correctly and the focus should be on the trailer wiring or 7 way connector. |
| PIP5498H | 2018-06-18. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. This Preliminary information communicates A vehicle may have a concern of DTCP050D setting along with a P0300 after a cold start up. White smoke and/or coolant odor may come from exhaust for an extended period of time at cold start as well. Cause: Coolant getting into the cylinders, and provides direction for the repair. |
| 99-01-39-004F | 2018-06-11. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. This technical bulletin provides a procedure to correct the customers concern of odor coming from the Air conditioning. |
| 00-06-01-012E | 2018-06-11. Service bulletin. ENGINE; EQUIPMENT. This information bulletin provides the technician the information on how to properly clean a metal surface using the correct tool. |
| 12-03-10-001B | 2018-06-11. Service bulletin. TIRES; WHEELS:RIM. This informational bulletin provides technicians with ways to decrease the tire slipping on the rim and reduce to possible chances of the customers concerns over tire vibration are repair. |
| PI1103C | 2018-06-11. Service bulletin. SEATS:FRONT ASSEMBLY:POWER ADJUST. This preliminary informational bulletin provides a procedure for the technician to test the power seats, the outside power mirriors, shorts in the wiring and the MSM, and reprogram the module if shorts weren't found, for the customers concern of the mirriors and/or seat inoperative. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.