GMC Yukon XL Service Bulletins (2018)

919 manufacturer communications on file.

June 20, 2018•Document ID: 10143449
Service Bulletin/Repair Instructions
EQUIPMENT:APPLIANCE:AIR CONDITIONER
Mfr Comm. #:
PIT5099C
Date Added:
August 6, 2018
Manufacturer:
SATURN
Summary
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.
Associated Products (799)
2018 Buick Cascada 2018 Buick Enclave 2018 Buick Encore 2018 Buick Envision 2018 Buick LaCrosse 2018 Buick Regal 2018 Cadillac ATS 2018 Cadillac CT6 2018 Cadillac CTS 2018 Cadillac Escalade 2018 Cadillac Escalade ESV 2018 Cadillac XT5 2018 Cadillac XTS 2018 Chevrolet Aveo 2018 Chevrolet Bolt EV 2018 Chevrolet Camaro 2018 Chevrolet Colorado 2018 Chevrolet Corvette 2018 Chevrolet Cruze 2018 Chevrolet Equinox+ 779 more
Associated Documents
- Download MC-10143449-0001.pdf↗
June 14, 2018•Document ID: 10143443
Service Bulletin/Repair Instructions
EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT:ELECTRICAL
Mfr Comm. #:
PIC5953D
Date Added:
August 6, 2018
Manufacturer:
GMC
Summary
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.
Associated Products (353)
2018 Buick Cascada 2018 Buick Enclave 2018 Buick Encore 2018 Buick Envision 2018 Buick LaCrosse 2018 Buick Regal 2018 Cadillac ATS 2018 Cadillac CT6 2018 Cadillac CTS 2018 Cadillac Escalade 2018 Cadillac Escalade ESV 2018 Cadillac XT5 2018 Cadillac XTS 2018 Chevrolet Aveo 2018 Chevrolet Bolt EV 2018 Chevrolet Camaro 2018 Chevrolet Colorado 2018 Chevrolet Corvette 2018 Chevrolet Cruze 2018 Chevrolet Equinox+ 333 more
Associated Documents
- Download MC-10143443-0001.pdf↗
June 12, 2018•Document ID: 10143439
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM:WIRING
Mfr Comm. #:
PIP5335B
Date Added:
August 6, 2018
Manufacturer:
GMC
Summary
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.
Associated Products (27)
2018 Cadillac Escalade 2018 Chevrolet Silverado 2018 Chevrolet Tahoe 2018 GMC Sierra 2018 GMC Yukon 2018 GMC Yukon XL 2017 Cadillac Escalade 2017 Chevrolet Silverado 2017 Chevrolet Tahoe 2017 GMC Sierra 2017 GMC Yukon 2017 GMC Yukon XL 2016 Cadillac Escalade 2016 Chevrolet Silverado 2016 Chevrolet Tahoe 2016 GMC Sierra 2016 GMC Yukon 2016 GMC Yukon XL 2015 Cadillac Escalade 2015 Chevrolet Silverado+ 7 more
Associated Documents
- Download MC-10143439-0001.pdf↗
June 12, 2018•Document ID: 10143438
Service Bulletin/Repair Instructions
ENGINE AND ENGINE COOLING
Mfr Comm. #:
PIP5498K
Date Added:
August 6, 2018
Manufacturer:
CHEVROLET
Summary
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.
Associated Products (40)
2019 Chevrolet Corvette 2018 Cadillac CTS 2018 Cadillac Escalade 2018 Chevrolet Camaro 2018 Chevrolet Corvette 2018 Chevrolet Silverado 2018 Chevrolet Suburban 2018 Chevrolet Tahoe 2018 GMC Sierra 2018 GMC Yukon 2018 GMC Yukon XL 2017 Cadillac CTS 2017 Cadillac Escalade 2017 Chevrolet Camaro 2017 Chevrolet Corvette 2017 Chevrolet Silverado 2017 Chevrolet Suburban 2017 Chevrolet Tahoe 2017 GMC Sierra 2017 GMC Yukon+ 20 more
Associated Documents
- Download MC-10143438-0001.pdf↗
June 11, 2018•Document ID: 10143429
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM; ENGINE
Mfr Comm. #:
PIP5373B
Date Added:
August 6, 2018
Manufacturer:
CADILLAC
Summary
This Preliminary Information communication provides the technician with steps on how to program an Engine Control Module when getting a Service Programming System error code E4491 or E4423. In some cases Techline Customer Support Center may need to be contacted to resolve the issue.
Associated Products (124)
2018 Buick Cascada 2018 Buick Enclave 2018 Buick Encore 2018 Buick Envision 2018 Buick LaCrosse 2018 Buick Regal 2018 Cadillac ATS 2018 Cadillac CT6 2018 Cadillac CTS 2018 Cadillac Escalade 2018 Cadillac Escalade ESV 2018 Cadillac XT5 2018 Cadillac XTS 2018 Chevrolet Aveo 2018 Chevrolet Bolt EV 2018 Chevrolet Camaro 2018 Chevrolet Colorado 2018 Chevrolet Corvette 2018 Chevrolet Cruze 2018 Chevrolet Equinox+ 104 more
Associated Documents
- Download MC-10143429-0001.pdf↗
June 6, 2018•Document ID: 10143424
Service Bulletin/Repair Instructions
ENGINE AND ENGINE COOLING
Mfr Comm. #:
PIP5498J
Date Added:
August 6, 2018
Manufacturer:
GMC
Summary
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.
Associated Products (40)
2019 Chevrolet Corvette 2018 Cadillac CTS 2018 Cadillac Escalade 2018 Chevrolet Camaro 2018 Chevrolet Corvette 2018 Chevrolet Silverado 2018 Chevrolet Suburban 2018 Chevrolet Tahoe 2018 GMC Sierra 2018 GMC Yukon 2018 GMC Yukon XL 2017 Cadillac CTS 2017 Cadillac Escalade 2017 Chevrolet Camaro 2017 Chevrolet Corvette 2017 Chevrolet Silverado 2017 Chevrolet Suburban 2017 Chevrolet Tahoe 2017 GMC Sierra 2017 GMC Yukon+ 20 more
Associated Documents
- Download MC-10143424-0001.pdf↗
May 23, 2018•Document ID: 10141371
Service Bulletin/Repair Instructions
EQUIPMENT; ELECTRICAL SYSTEM
Mfr Comm. #:
PIT5399A
Date Added:
June 18, 2018
Manufacturer:
CADILLAC
Summary
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.
Associated Products (817)
2018 Buick Cascada 2018 Buick Enclave 2018 Buick Encore 2018 Buick Envision 2018 Buick LaCrosse 2018 Buick Regal 2018 Cadillac ATS 2018 Cadillac CT6 2018 Cadillac CTS 2018 Cadillac Escalade 2018 Cadillac Escalade ESV 2018 Cadillac XT5 2018 Cadillac XTS 2018 Chevrolet Bolt EV 2018 Chevrolet Camaro 2018 Chevrolet Colorado 2018 Chevrolet Corvette 2018 Chevrolet Cruze 2018 Chevrolet Equinox 2018 Chevrolet Express+ 797 more
Associated Documents
- Download MC-10141371-0001.pdf↗
May 22, 2018•Document ID: 10141367
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM
Mfr Comm. #:
PIT5509D
Date Added:
June 18, 2018
Manufacturer:
GMC
Summary
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.
Associated Products (33)
2018 Chevrolet Colorado 2018 Chevrolet Silverado 2018 Chevrolet Suburban 2018 Chevrolet Tahoe 2018 GMC Canyon 2018 GMC Sierra 2018 GMC Yukon 2018 GMC Yukon XL 2017 Chevrolet Colorado 2017 Chevrolet Silverado 2017 Chevrolet Suburban 2017 Chevrolet Tahoe 2017 GMC Canyon 2017 GMC Sierra 2017 GMC Yukon 2017 GMC Yukon XL 2016 Chevrolet Colorado 2016 Chevrolet Silverado 2016 Chevrolet Suburban 2016 Chevrolet Tahoe+ 13 more
Associated Documents
- Download MC-10141367-0001.pdf↗
May 18, 2018•Document ID: 10143730
Service Bulletin/Repair Instructions
POWER TRAIN:AUTOMATIC TRANSMISSION; POWER TRAIN
Mfr Comm. #:
18169
Date Added:
August 20, 2018
Manufacturer:
CADILLAC
Summary
18169 - Service Update.- Certain vehicles equipped with a 10-speed automatic transmission (RPO MF6), and a 6.2L engine (RPO L86) may experience a 2 to 3 second delayed engagement when shifting between park, reverse, or drive (performing garage shifts). Customers may also experience a hard shift, with a possible bang or clunk. If the vehicle is on an incline the customer may experience a short roll back due to the hesitation. Dealers are to reprogram the transmission control module (TCM) with an updated calibration.
Associated Products (4)
2018 Cadillac Escalade 2018 Chevrolet Tahoe 2018 GMC Yukon 2018 GMC Yukon XL
Associated Documents
- Download MC-10143730-0001.pdf↗
May 18, 2018•Document ID: 10143418
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM; POWER TRAIN
Mfr Comm. #:
18169
Date Added:
August 6, 2018
Manufacturer:
CADILLAC
Summary
18169 - Service Update.- Certain vehicles equipped with a 10-speed automatic transmission (RPO MF6), and a 6.2L engine (RPO L86) may experience a 2 to 3 second delayed engagement when shifting between park, reverse, or drive (performing garage shifts). Customers may also experience a hard shift, with a possible bang or clunk. If the vehicle is on an incline the customer may experience a short roll back due to the hesitation. Dealers are to reprogram the transmission control module (TCM) with an updated calibration.
Associated Products (4)
2018 Cadillac Escalade 2018 Chevrolet Tahoe 2018 GMC Yukon 2018 GMC Yukon XL
Associated Documents
- Download MC-10143418-0001.pdf↗
May 18, 2018•Document ID: 10141365
Service Bulletin/Repair Instructions
EQUIPMENT; ENGINE AND ENGINE COOLING
Mfr Comm. #:
PIP5498H
Date Added:
June 18, 2018
Manufacturer:
CHEVROLET
Summary
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.
Associated Products (40)
2019 Chevrolet Corvette 2018 Cadillac CTS 2018 Cadillac Escalade 2018 Chevrolet Camaro 2018 Chevrolet Corvette 2018 Chevrolet Silverado 2018 Chevrolet Suburban 2018 Chevrolet Tahoe 2018 GMC Sierra 2018 GMC Yukon 2018 GMC Yukon XL 2017 Cadillac CTS 2017 Cadillac Escalade 2017 Chevrolet Camaro 2017 Chevrolet Corvette 2017 Chevrolet Silverado 2017 Chevrolet Suburban 2017 Chevrolet Tahoe 2017 GMC Sierra 2017 GMC Yukon+ 20 more
Associated Documents
- Download MC-10141365-0001.pdf↗
May 11, 2018•Document ID: 10141351
Service Bulletin/Repair Instructions
FORWARD COLLISION AVOIDANCE
Mfr Comm. #:
PIT5551C
Date Added:
June 18, 2018
Manufacturer:
GMC
Summary
This Preliminary information communicatesa "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting. This is normal when theFAB has been set to "Alert".
Associated Products (38)
2018 Buick Enclave 2018 Cadillac CT6 2018 Cadillac Escalade 2018 Cadillac Escalade ESV 2018 Cadillac XT5 2018 Cadillac XTS 2018 Chevrolet Bolt EV 2018 Chevrolet Equinox 2018 Chevrolet Malibu 2018 Chevrolet Silverado 2018 Chevrolet Suburban 2018 Chevrolet Tahoe 2018 Chevrolet Traverse 2018 Chevrolet Volt 2018 GMC Acadia 2018 GMC Sierra 2018 GMC Terrain 2018 GMC Yukon 2018 GMC Yukon XL 2017 Cadillac CT6+ 18 more
Associated Documents
- Download MC-10141351-0001.pdf↗
May 1, 2018•Document ID: 10141343
Service Bulletin/Repair Instructions
EQUIPMENT:APPLIANCE:AIR CONDITIONER; ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY
Mfr Comm. #:
PIT5614
Date Added:
June 18, 2018
Manufacturer:
CADILLAC
Summary
This Preliminary information communicates that some technicians may find no refrigerant or a low refrigerant charge. Engineering is currently investigating this issue.
Associated Products (8)
2018 Cadillac Escalade 2018 Cadillac Escalade ESV 2018 Chevrolet Silverado 2018 Chevrolet Suburban 2018 Chevrolet Tahoe 2018 GMC Sierra 2018 GMC Yukon 2018 GMC Yukon XL
Associated Documents
- Download MC-10141343-0001.pdf↗
April 27, 2018•Document ID: 10137599
Service Bulletin/Repair Instructions
EQUIPMENT:ELECTRICAL
Mfr Comm. #:
18NA141
Date Added:
May 21, 2018
Manufacturer:
CADILLAC
Summary
This informational bulletin provides information on Audio Volume Stuck High or Low with No DTCs and that this is a normal characteristic.
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2018 Buick Cascada 2018 Buick Enclave 2018 Buick Encore 2018 Buick Envision 2018 Buick LaCrosse 2018 Buick Regal 2018 Cadillac ATS 2018 Cadillac CT6 2018 Cadillac CTS 2018 Cadillac Escalade 2018 Cadillac Escalade ESV 2018 Cadillac XT5 2018 Cadillac XTS 2018 Chevrolet Bolt EV 2018 Chevrolet Camaro 2018 Chevrolet Colorado 2018 Chevrolet Corvette 2018 Chevrolet Cruze 2018 Chevrolet Equinox 2018 Chevrolet Express+ 180 more
Associated Documents
- Download MC-10137599-0001.pdf↗
April 26, 2018•Document ID: 10137598
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
Mfr Comm. #:
18NA138
Date Added:
May 21, 2018
Manufacturer:
CHEVROLET
Summary
This technical bulletin provides a procedure to replace the HMI module to correct a condition of Radio Control (ICS) Display Does Not Remain Off at Times after it Has Been Turned Off in the Radio Settings Menu due to a software concern.
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2018 Buick Cascada 2018 Buick Enclave 2018 Buick Encore 2018 Buick Envision 2018 Buick LaCrosse 2018 Buick Regal 2018 Cadillac ATS 2018 Cadillac CT6 2018 Cadillac CTS 2018 Cadillac Escalade 2018 Cadillac Escalade ESV 2018 Cadillac XT5 2018 Cadillac XTS 2018 Chevrolet Bolt EV 2018 Chevrolet Camaro 2018 Chevrolet Colorado 2018 Chevrolet Corvette 2018 Chevrolet Cruze 2018 Chevrolet Equinox 2018 Chevrolet Express+ 19 more
Associated Documents
- Download MC-10137598-0001.pdf↗
April 26, 2018•Document ID: 10137595
Service Bulletin/Repair Instructions
EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
Mfr Comm. #:
18NA134
Date Added:
May 21, 2018
Manufacturer:
CHEVROLET
Summary
This technical bulletin provides a procedure to test the radios receiver if certain XM channels cut out (mutes) depending on location of the vehicle.
Associated Products (26)
2018 Buick Enclave 2018 Buick Encore 2018 Buick Envision 2018 Buick LaCrosse 2018 Buick Regal 2018 Cadillac Escalade 2018 Cadillac Escalade ESV 2018 Cadillac XT5 2018 Chevrolet Camaro 2018 Chevrolet Colorado 2018 Chevrolet Corvette 2018 Chevrolet Cruze 2018 Chevrolet Equinox 2018 Chevrolet Impala 2018 Chevrolet Malibu 2018 Chevrolet Silverado 2018 Chevrolet Suburban 2018 Chevrolet Tahoe 2018 Chevrolet Traverse 2018 Chevrolet Volt+ 6 more
Associated Documents
- Download MC-10137595-0001.pdf↗
April 25, 2018•Document ID: 10137597
Service Bulletin/Repair Instructions
FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS
Mfr Comm. #:
18NA137
Date Added:
May 21, 2018
Manufacturer:
CADILLAC
Summary
This Bulletin provides information for rebuilding fuel injectors in the event of an underhood fuel odor and/or extended cranking condition.
Associated Products (45)
2018 Cadillac CTS 2018 Cadillac Escalade 2018 Cadillac Escalade ESV 2018 Chevrolet Camaro 2018 Chevrolet Corvette 2018 Chevrolet Silverado 2018 Chevrolet Suburban 2018 Chevrolet Tahoe 2018 GMC Sierra 2018 GMC Yukon 2018 GMC Yukon XL 2017 Cadillac CTS 2017 Cadillac Escalade 2017 Cadillac Escalade ESV 2017 Chevrolet Camaro 2017 Chevrolet Corvette 2017 Chevrolet Silverado 2017 Chevrolet Suburban 2017 Chevrolet Tahoe 2017 GMC Sierra+ 25 more
Associated Documents
- Download MC-10137597-0001.pdf↗
April 25, 2018•Document ID: 10137559
Service Bulletin/Repair Instructions
EQUIPMENT
Mfr Comm. #:
150603002M
Date Added:
May 21, 2018
Manufacturer:
GMC
Summary
This bulletin provides information on approved warranty part numbers for original equipment batteries.
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Associated Documents
- Download MC-10137559-0001.pdf↗
April 20, 2018•Document ID: 10137556
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM
Mfr Comm. #:
1208132001E
Date Added:
May 21, 2018
Manufacturer:
CHEVROLET
Summary
This informational bulletin explains to the dealer how to cover a possible customers mistake when a fuse has been blown.
Associated Products (327)
2018 Buick Cascada 2018 Buick Enclave 2018 Buick Encore 2018 Buick Envision 2018 Buick LaCrosse 2018 Buick Regal 2018 Cadillac ATS 2018 Cadillac CT6 2018 Cadillac CTS 2018 Cadillac Escalade 2018 Cadillac Escalade ESV 2018 Cadillac XT5 2018 Cadillac XTS 2018 Chevrolet Bolt EV 2018 Chevrolet Camaro 2018 Chevrolet Colorado 2018 Chevrolet Corvette 2018 Chevrolet Cruze 2018 Chevrolet Equinox 2018 Chevrolet Express+ 307 more
Associated Documents
- Download MC-10137556-0001.pdf↗
April 19, 2018•Document ID: 10137589
Service Bulletin/Repair Instructions
ENGINE AND ENGINE COOLING
Mfr Comm. #:
18NA125
Date Added:
May 21, 2018
Manufacturer:
CHEVROLET
Summary
This informational bulletin provides information for engine oil life monitor operation calculation.
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2018 Buick Cascada 2018 Buick Enclave 2018 Buick Encore 2018 Buick Envision 2018 Buick LaCrosse 2018 Buick Regal 2018 Cadillac ATS 2018 Cadillac CT6 2018 Cadillac CTS 2018 Cadillac Escalade 2018 Cadillac Escalade ESV 2018 Cadillac XT5 2018 Cadillac XTS 2018 Chevrolet Bolt EV 2018 Chevrolet Camaro 2018 Chevrolet Colorado 2018 Chevrolet Corvette 2018 Chevrolet Cruze 2018 Chevrolet Equinox 2018 Chevrolet Express+ 291 more
Associated Documents
- Download MC-10137589-0001.pdf↗

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