GMC Sierra Service Bulletins (2018)

1,723 manufacturer communications on file.

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 12, 2018•Document ID: 10143434
Service Bulletin/Repair Instructions
STEERING
Mfr Comm. #:
PIT5565A
Date Added:
August 6, 2018
Manufacturer:
CHEVROLET
Summary
This Preliminary information communicates a repair procedure for a squeak/squawk type noise coming from the lower column/drivers foot well area when turning. It explains how to properly lubricate the column shaft boot where the shaft interacts with the boot where it passes through the boot.
Associated Products (26)
2018 Cadillac Escalade 2018 Chevrolet Silverado 2018 Chevrolet Suburban 2018 Chevrolet Tahoe 2018 GMC Sierra 2018 GMC Yukon 2017 Cadillac Escalade 2017 Chevrolet Silverado 2017 Chevrolet Suburban 2017 Chevrolet Tahoe 2017 GMC Sierra 2017 GMC Yukon 2016 Cadillac Escalade 2016 Chevrolet Silverado 2016 Chevrolet Suburban 2016 Chevrolet Tahoe 2016 GMC Sierra 2016 GMC Yukon 2015 Cadillac Escalade 2015 Chevrolet Silverado+ 6 more
Associated Documents
- Download MC-10143434-0001.pdf↗
June 12, 2018•Document ID: 10143433
Service Bulletin/Repair Instructions
SUSPENSION; STEERING; POWER TRAIN; TRACTION CONTROL SYSTEM; AIR BAGS; EQUIPMENT:ELECTRICAL
Mfr Comm. #:
PIT5457C
Date Added:
August 6, 2018
Manufacturer:
CHEVROLET
Summary
This Preliminary Information communication provides information to the technician about vehicle with Service ABS and/or Traction control lights/message on, Service Power Steering System, Service Suspension System, and or Loss of communication with EBCM, SWPS, PSCM, and/or SCM. Technician may find Diagnostic Trouble Codes U0077, U0121, U0126, U0131, U0139, U0401, U0415, and/or U0428. Technician should remove the driver and passenger sill plate to gain access to the wire harness. If any open, damaged, or corroded wires should be repaired.
Associated Products (26)
2018 Cadillac Escalade 2018 Chevrolet Silverado 2018 Chevrolet Suburban 2018 Chevrolet Tahoe 2018 GMC Sierra 2018 GMC Yukon 2017 Cadillac Escalade 2017 Chevrolet Silverado 2017 Chevrolet Suburban 2017 Chevrolet Tahoe 2017 GMC Sierra 2017 GMC Yukon 2016 Cadillac Escalade 2016 Chevrolet Silverado 2016 Chevrolet Suburban 2016 Chevrolet Tahoe 2016 GMC Sierra 2016 GMC Yukon 2015 Cadillac Escalade 2015 Chevrolet Silverado+ 6 more
Associated Documents
- Download MC-10143433-0001.pdf↗
June 12, 2018•Document ID: 10143430
Service Bulletin/Repair Instructions
SUSPENSION; STRUCTURE
Mfr Comm. #:
PIT5533B
Date Added:
August 6, 2018
Manufacturer:
GMC
Summary
This Preliminary Information communication provides information to the technician about vehicles that have a creak, click, pop, and or crack type noise from the front suspension or front frame area while making tight turns. Technician will need to loosen and then re-torque the four front frame cross member nuts and bolts.
Associated Products (24)
2018 Cadillac Escalade 2018 Chevrolet Silverado 2018 Chevrolet Suburban 2018 Chevrolet Tahoe 2018 GMC Sierra 2018 GMC Yukon 2017 Cadillac Escalade 2017 Chevrolet Silverado 2017 Chevrolet Suburban 2017 Chevrolet Tahoe 2017 GMC Sierra 2017 GMC Yukon 2016 Cadillac Escalade 2016 Chevrolet Silverado 2016 Chevrolet Suburban 2016 Chevrolet Tahoe 2016 GMC Sierra 2016 GMC Yukon 2015 Cadillac Escalade 2015 Chevrolet Silverado+ 4 more
Associated Documents
- Download MC-10143430-0001.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 8, 2018•Document ID: 10143427
Service Bulletin/Repair Instructions
EQUIPMENT
Mfr Comm. #:
PIT5411M
Date Added:
August 6, 2018
Manufacturer:
CHEVROLET
Summary
This Preliminary Information communication advises the technician that the Human Machine Interface, Radio or Tuner, radio controls, Integrated Center Stack, and displays are placed on restriction through the General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
Associated Products (32)
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 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 Impala 2018 Chevrolet Malibu 2018 Chevrolet Silverado+ 12 more
Associated Documents
- Download MC-10143427-0001.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 30, 2018•Document ID: 10143733
Service Bulletin/Repair Instructions
EQUIPMENT:APPLIANCE:AIR CONDITIONER; ENGINE AND ENGINE COOLING
Mfr Comm. #:
18185
Date Added:
August 20, 2018
Manufacturer:
CHEVROLET
Summary
18185 - Service Update - In certain vehicles, the concentration of dex-cool coolant to water may be too high and may cause degradation of cooling performance. The driver may see a DIC message at 125 degrees Celsius that the air-conditioning is disabled for engine coolant temperature (ECT), and at 128 degrees Celsius, another DIC message is displayed for Engine Overheated Idle Engine. Dealers are to drain specified coolant amount and replace with water.
Associated Products (2)
2018 Chevrolet Silverado 2018 GMC Sierra
Associated Documents
- Download MC-10143733-0001.pdf↗
May 30, 2018•Document ID: 10143421
Service Bulletin/Repair Instructions
ENGINE AND ENGINE COOLING; EQUIPMENT:APPLIANCE:AIR CONDITIONER
Mfr Comm. #:
18185
Date Added:
August 6, 2018
Manufacturer:
CHEVROLET
Summary
18185 - Service Update - In certain vehicles, the concentration of dex-cool coolant to water may be too high and may cause degradation of cooling performance. The driver may see a DIC message at 125 degrees Celsius that the air-conditioning is disabled for engine coolant temperature (ECT), and at 128 degrees Celsius, another DIC message is displayed for Engine Overheated Idle Engine. Dealers are to drain specified coolant amount and replace with water.
Associated Products (2)
2018 Chevrolet Silverado 2018 GMC Sierra
Associated Documents
- Download MC-10143421-0001.pdf↗
May 30, 2018•Document ID: 10141379
Service Bulletin/Repair Instructions
SEATS; EQUIPMENT
Mfr Comm. #:
PIT5380C
Date Added:
June 18, 2018
Manufacturer:
CADILLAC
Summary
This Preliminary Information communication provides information to the technician about vehicle that may have a front driver's or passenger's seat back may lean or be turned outward. Technician will need to remove the seat bottom trim cover and reinstall it completely and squarely to the cushion to correct the concern.
Associated Products (25)
2018 Cadillac Escalade 2018 Chevrolet Silverado 2018 Chevrolet Suburban 2018 Chevrolet Tahoe 2018 GMC Sierra 2018 GMC Yukon 2017 Cadillac Escalade 2017 Chevrolet Silverado 2017 Chevrolet Suburban 2017 Chevrolet Tahoe 2017 GMC Sierra 2017 GMC Yukon 2016 Cadillac Escalade 2016 Chevrolet Silverado 2016 Chevrolet Suburban 2016 Chevrolet Tahoe 2016 GMC Sierra 2016 GMC Yukon 2015 Cadillac Escalade 2015 Chevrolet Silverado+ 5 more
Associated Documents
- Download MC-10141379-0001.pdf↗
May 24, 2018•Document ID: 10141372
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM; PARKING BRAKE
Mfr Comm. #:
PIT5507E
Date Added:
June 18, 2018
Manufacturer:
CHEVROLET
Summary
This Preliminary Information communication provides information to the technician about vehicles that may have a diagnostic trouble code U0159 set in the instrument panel cluster and/or the body control module. For vehicles equipped with Ultrasonic Park Assist System Regular Production Option Code UD5 or UD7 technician will use Service Programming System to reprogram the Parking Assist Control Module to correct this concern. Technician will need to inspect the front park assist sensors scallops/reliefs molded into the ring if previously replaced. Technician will need to replace the sensor rings with part number 84075328.
Associated Products (26)
2018 Cadillac Escalade 2018 Chevrolet Silverado 2018 Chevrolet Suburban 2018 Chevrolet Tahoe 2018 GMC Sierra 2018 GMC Yukon 2017 Cadillac Escalade 2017 Chevrolet Silverado 2017 Chevrolet Suburban 2017 Chevrolet Tahoe 2017 GMC Sierra 2017 GMC Yukon 2016 Cadillac Escalade 2016 Chevrolet Silverado 2016 Chevrolet Suburban 2016 Chevrolet Tahoe 2016 GMC Sierra 2016 GMC Yukon 2015 Cadillac Escalade 2015 Chevrolet Silverado+ 6 more
Associated Documents
- Download MC-10141372-0001.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: 10141370
Service Bulletin/Repair Instructions
STEERING; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY
Mfr Comm. #:
PIP5570
Date Added:
June 18, 2018
Manufacturer:
CADILLAC
Summary
This Preliminary information communicates to the dealer a condition where a tick noise may be present inside a vehicle while driving. This may be the result of a deformed or improperly seated steering shaft seal allowing engine compartment sounds into the vehicle. Dealers are instructed to replace or reinstall the boot as needed and are informed the condition is being reviewed by engineering.
Associated Products (12)
2018 Cadillac Escalade 2018 Chevrolet Silverado 2018 Chevrolet Suburban 2018 Chevrolet Tahoe 2018 GMC Sierra 2018 GMC Yukon 2017 Cadillac Escalade 2017 Chevrolet Silverado 2017 Chevrolet Suburban 2017 Chevrolet Tahoe 2017 GMC Sierra 2017 GMC Yukon
Associated Documents
- Download MC-10141370-0001.pdf↗
May 22, 2018•Document ID: 10141369
Service Bulletin/Repair Instructions
TIRES
Mfr Comm. #:
PIT5506B
Date Added:
June 18, 2018
Manufacturer:
CHEVROLET
Summary
This Preliminary Information communication advises the technician this vibration or growl noise can be difficult to diagnose and using the Pico Scope is recommended for diagnosing this concern. Customers has vibration or growl noise between 45-65 Miles-per-hour.
Associated Products (18)
2019 Chevrolet Silverado 2019 GMC Sierra 2018 Chevrolet Silverado 2018 GMC Sierra 2017 Chevrolet Silverado 2017 GMC Sierra 2016 Chevrolet Silverado 2016 GMC Sierra 2015 Chevrolet Silverado 2015 GMC Sierra 2014 Chevrolet Silverado 2014 GMC Sierra 2013 Chevrolet Silverado 2013 GMC Sierra 2012 Chevrolet Silverado 2012 GMC Sierra 2011 Chevrolet Silverado 2011 GMC Sierra
Associated Documents
- Download MC-10141369-0001.pdf↗
May 22, 2018•Document ID: 10141368
Service Bulletin/Repair Instructions
EQUIPMENT; TRAILER HITCHES:FIFTH WHEEL ASSEMBLY
Mfr Comm. #:
PIT5432B
Date Added:
June 18, 2018
Manufacturer:
GMC
Summary
This Preliminary Information communication provides information to the technician about vehicles that have a Shudder, bounce, bucking from the rear of the truck while braking when towing a gooseneck or fifth wheel trailer. Technician will need to measure the actual truck and trailer weights, with the trailer loaded to the point that exhibits the condition. If any weight parameter is exceeded such as the Front Gross Axle Weight Rating, Rear Gross Axle Weight Rating, Gross Vehicle Weight Rating, or Gross Combined Weight Rating the load must be reduced before investigating further. If evaluation of the trailer’s brakes indicates trailer brake capability is adequate, adjust brake controller per the Trailer Gain Adjustment Procedure described in the Driving and Operating section of the Owner’s Manual and evaluate truck and trailer combination for braking shudder.
Associated Products (18)
2019 Chevrolet Silverado 2019 GMC Sierra 2018 Chevrolet Silverado 2018 GMC Sierra 2017 Chevrolet Silverado 2017 GMC Sierra 2016 Chevrolet Silverado 2016 GMC Sierra 2015 Chevrolet Silverado 2015 GMC Sierra 2014 Chevrolet Silverado 2014 GMC Sierra 2013 Chevrolet Silverado 2013 GMC Sierra 2012 Chevrolet Silverado 2012 GMC Sierra 2011 Chevrolet Silverado 2011 GMC Sierra
Associated Documents
- Download MC-10141368-0001.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: 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 17, 2018•Document ID: 10141362
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT
Mfr Comm. #:
PIP5432B
Date Added:
June 18, 2018
Manufacturer:
CHEVROLET
Summary
This Preliminary Information communication advises the technician that the Technical Assistance Center TAC has a part restriction for the Generator Control Module (GCM). The dealer technician is advised to call the GMTechnical AssistanceCenter for further assistance
Associated Products (7)
2018 Buick LaCrosse 2018 Chevrolet Silverado 2018 GMC Sierra 2017 Chevrolet Silverado 2017 GMC Sierra 2016 Chevrolet Silverado 2016 GMC Sierra
Associated Documents
- Download MC-10141362-0001.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↗

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