GMC Sierra Service Bulletins (2019)
2,010 manufacturer communications on file.
- October 12, 2018•Document ID: 10147377Service Bulletin/Repair InstructionsEQUIPMENT
- Mfr Comm. #:
- PIT5298C
- Date Added:
- November 13, 2018
- Manufacturer:
- GMC
SummaryThis Preliminary Information communication provides information to the technician on installing Regular Production Option Code 9L7 Up-fitter Auxiliary Switches. Technician will need to reference the latest version of General Motors Up-fitter Integration Bulletin 110. The information can be found at http://www.gmupfitter.com/ under the "Technical Bulletin" Tab and then "Show all bulletins."
Associated Products (12)Associated Documents - October 12, 2018•Document ID: 10147375Service Bulletin/Repair InstructionsENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE
- Mfr Comm. #:
- PIT5636
- Date Added:
- November 13, 2018
- Manufacturer:
- CHEVROLET
SummaryThis Preliminary information communicates an issues with a SES MIL and DTC P1005. GM Engineering is working to root cause this issue.
Associated Products (2)Associated Documents - October 12, 2018•Document ID: 10147374Service Bulletin/Repair InstructionsELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
- Mfr Comm. #:
- PIT5359C
- Date Added:
- November 13, 2018
- Manufacturer:
- GMC
SummaryThis Preliminary Information communication provides information to the technician about vehicles that may have a radio backlighting will stay on even after the ignition has been turned off and the key has been removed for several minutes, eventually the battery will drain. Technician may find following fuses F23DL F22DL F30DL F31DL F32DL with the ignition key in the off position to have voltage. Technician should not replace the Transfer Case Control Module. Technician will need to install a diode, part number 12112422, across the coil of the solenoid. It is important that the striped end of the diode be connected to the positive terminal of the coil and the other end of the diode be connected to ground.
Associated Products (12)Associated Documents - October 12, 2018•Document ID: 10147373Service Bulletin/Repair InstructionsSTEERING:ELECTRIC POWER ASSIST SYSTEM; STEERING
- Mfr Comm. #:
- PIT5544B
- Date Added:
- November 13, 2018
- Manufacturer:
- CHEVROLET
SummaryThis Preliminary information communicates information on ahydrauilc rush type noise from the power steering gear. This noise is a characteristic of the new Active Hydraulic Assist System RPO NV8 and no repairs should be made. The noise is most noticeable in the cab at idle, in park, with all accessories turned off.
Associated Products (8)Associated Documents - October 10, 2018•Document ID: 10150565Service Bulletin/Repair InstructionsSERVICE BRAKES; EQUIPMENT
- Mfr Comm. #:
- 18319
- Date Added:
- December 10, 2018
- Manufacturer:
- GMC
Summary18319 - Service Update. Certain vehicles may have the cotter key clip retainer missing from the front brake pad guide pin. Inspect front calipers and install the cotter pin if necessary.
Associated Products (2)Associated Documents - October 9, 2018•Document ID: 10147362Service Bulletin/Repair InstructionsSTRUCTURE; ELECTRICAL SYSTEM
- Mfr Comm. #:
- PIP5491A
- Date Added:
- November 13, 2018
- Manufacturer:
- GMC
SummaryThis Preliminary information communicates to the technician when diagnosing intermittent circuit concerns to look at the connector for missing weather pack seals that could allow water intrusion into the connector and lead to corrosion on the terminals.
Associated Products (40)2019 Cadillac Escalade2019 Chevrolet Colorado2019 Chevrolet Silverado2019 Chevrolet Suburban2019 Chevrolet Tahoe2019 GMC Canyon2019 GMC Sierra2019 GMC Yukon XL2018 Cadillac Escalade2018 Chevrolet Colorado2018 Chevrolet Silverado2018 Chevrolet Suburban2018 Chevrolet Tahoe2018 GMC Canyon2018 GMC Sierra2018 GMC Yukon2017 Cadillac Escalade2017 Chevrolet Colorado2017 Chevrolet Silverado2017 Chevrolet Suburban+ 20 moreAssociated Documents - October 4, 2018•Document ID: 10147352Service Bulletin/Repair InstructionsSTEERING:GEAR BOX:SHAFT SECTOR; STEERING:GEAR BOX:SHAFT PITMAN
- Mfr Comm. #:
- PIP5570A
- Date Added:
- November 13, 2018
- Manufacturer:
- CHEVROLET
SummaryThis Preliminary information communicates to the dealer a conditionwhere 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 (18)2019 Cadillac Escalade2019 Chevrolet Silverado2019 Chevrolet Suburban2019 Chevrolet Tahoe2019 GMC Sierra2019 GMC Yukon XL2018 Cadillac Escalade2018 Chevrolet Silverado2018 Chevrolet Suburban2018 Chevrolet Tahoe2018 GMC Sierra2018 GMC Yukon2017 Cadillac Escalade2017 Chevrolet Silverado2017 Chevrolet Suburban2017 Chevrolet Tahoe2017 GMC Sierra2017 GMC YukonAssociated Documents - October 1, 2018•Document ID: 10150559Service Bulletin/Repair InstructionsPOWER TRAIN:AUTOMATIC TRANSMISSION; SUSPENSION; WHEELS; ENGINE
- Mfr Comm. #:
- 18309
- Date Added:
- December 10, 2018
- Manufacturer:
- CHEVROLET
Summary18309 - Customer Satisfaction Program. Certain 2019 model year Chevrolet Silverado and GMC Sierra vehicles may have a condition where the prop shaft bolts may not have been properly torqued to the front differential. Drivers will likely experience a vibration or clunking noise as the bolt(s) loosen when the vehicle is used in 4WD mode. If the vehicle continues to be driven after the vibration or clunking noise occurs, all bolts may eventually fracture. Remove front prop shaft bolts, add Loctite, and reinstall.
Associated Products (2)Associated Documents - October 1, 2018•Document ID: 10147341Service Bulletin/Repair InstructionsSERVICE BRAKES
- Mfr Comm. #:
- PIT5634
- Date Added:
- November 13, 2018
- Manufacturer:
- GMC
SummaryThis Preliminary information communicates and issue with acustomer concern of a SES MIL, Reduced Engine Power, Service Brake System, and/orSpeed Limited message,a lack of brake assist making the brake pedal hard andDTCP0606. These issues can be caused by a low voltage conditions, but the EBCM incorrectly sets a DTC P0606 for aControl Module Processor Performance error. If the SI diagnostics are followed for DTC P0606 it can leadto amisdiagnosis and an incorrect repair. Dealers are advised to inspect for a low voltage condition and follow SI diagnostics forDTC P0562 "System Voltage Low". Engineering is trying to determine next steps in the resolution of this issue. It will likely be an update to SI or a change to the EBCM Calibration or both.
Associated Products (2)Associated Documents - September 20, 2018•Document ID: 10147334Service Bulletin/Repair InstructionsBACK OVER PREVENTION; BACK OVER PREVENTION: SENSING SYSTEM: CAMERA; STRUCTURE:BODY:BUMPERS
- Mfr Comm. #:
- 18295
- Date Added:
- November 13, 2018
- Manufacturer:
- GMC
Summary18295 - Customer Satisfaction Program - Certain vehicles may have been built with an incorrect rear bumper. These vehicles will have the rear park assist sensors installed, but do not have the park assist option, so the sensors will not be operational. Replace rear bumper impact bar.
Associated Products (1)Associated Documents - September 19, 2018•Document ID: 10145500Service Bulletin/Repair InstructionsELECTRONIC STABILITY CONTROL (ESC)
- Mfr Comm. #:
- PIT4322J
- Date Added:
- October 15, 2018
- Manufacturer:
- GMC
SummaryThis Preliminary Information communication provides information to the technician about vehicles that have an unwanted Stability Activation and/or a Service Stability message on the Driver Information Center. Technician may find a Diagnostic Trouble Code C0710. Technician should inspect for vehicles modifications before any in-depth diagnostics are performed.
Associated Products (85)2019 Cadillac Escalade2019 Chevrolet Silverado2019 Chevrolet Suburban2019 Chevrolet Tahoe2019 GMC Sierra2019 GMC Yukon XL2018 Cadillac Escalade2018 Chevrolet Silverado2018 Chevrolet Suburban2018 Chevrolet Tahoe2018 GMC Sierra2018 GMC Yukon2017 Cadillac Escalade2017 Chevrolet Silverado2017 Chevrolet Suburban2017 Chevrolet Tahoe2017 GMC Sierra2017 GMC Yukon2016 Cadillac Escalade2016 Chevrolet Silverado+ 65 moreAssociated Documents - September 14, 2018•Document ID: 10145487Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- PIT5631
- Date Added:
- October 15, 2018
- Manufacturer:
- CHEVROLET
SummaryThis Preliminary information communicateanissuewith theVideo Processing Control Module setting a false DTC U0020 and advises dealership to ignore it.
Associated Products (2)Associated Documents - September 14, 2018•Document ID: 10145486Service Bulletin/Repair InstructionsSUSPENSION
- Mfr Comm. #:
- PIT5403E
- Date Added:
- October 15, 2018
- Manufacturer:
- GMC
SummaryThis Preliminary Information communication provides information to the technician with the steps to diagnosis and repair vehicles with various handling, vehicle dynamics concerns, noises from the suspension or underbody, or issues related to damaged suspension components. Before any in-depth diagnostics are performed, be aware that various issues could occur if the vehicle has been modified and inform the customer the conditions noted may not be covered under warranty. Technician will inspect for installed aftermarket suspension components. Also inspect for improperly adjusted torsion bars.
Associated Products (85)2019 Cadillac Escalade2019 Chevrolet Silverado2019 Chevrolet Suburban2019 Chevrolet Tahoe2019 GMC Sierra2019 GMC Yukon2018 Cadillac Escalade2018 Chevrolet Silverado2018 Chevrolet Suburban2018 Chevrolet Tahoe2018 GMC Sierra2018 GMC Yukon2017 Cadillac Escalade2017 Chevrolet Silverado2017 Chevrolet Suburban2017 Chevrolet Tahoe2017 GMC Sierra2017 GMC Yukon2016 Cadillac Escalade2016 Chevrolet Silverado+ 65 moreAssociated Documents - September 14, 2018•Document ID: 10145483Service Bulletin/Repair InstructionsSTRUCTURE
- Mfr Comm. #:
- PIT5576B
- Date Added:
- October 15, 2018
- Manufacturer:
- CHEVROLET
SummaryThis Preliminary information communicates and issue with the hood ajar message being displayed when the hood is not ajar. Inspect the body ground strap to insure it is connected in the proper locations and the strap eyelets are tight and do not rotate.
Associated Products (31)2019 Cadillac Escalade2019 Chevrolet Silverado2019 Chevrolet Suburban2019 Chevrolet Tahoe2019 GMC Sierra2018 Cadillac Escalade2018 Chevrolet Silverado2018 Chevrolet Suburban2018 Chevrolet Tahoe2018 GMC Sierra2018 GMC Yukon2017 Cadillac Escalade2017 Chevrolet Silverado2017 Chevrolet Suburban2017 Chevrolet Tahoe2017 GMC Sierra2017 GMC Yukon2016 Cadillac Escalade2016 Chevrolet Silverado2016 Chevrolet Suburban+ 11 moreAssociated Documents - September 13, 2018•Document ID: 10145480Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- PIP5585
- Date Added:
- October 15, 2018
- Manufacturer:
- CHEVROLET
SummaryThis Preliminary information communicates As part of our ongoing quality improvement efforts the Engine Control Module (ECM) E90 part numbers 12690383will be placed on a parts restriction through the Product Quality Center (PQC)This parts restriction will assist Engineering with product feedback
Associated Products (2)Associated Documents - September 13, 2018•Document ID: 10145479Service Bulletin/Repair InstructionsSERVICE BRAKES
- Mfr Comm. #:
- PIT5361D
- Date Added:
- October 15, 2018
- Manufacturer:
- CHEVROLET
SummaryThis Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have issues were the customer will need increased effort to depress the brake pedal. Technician may find fluid in the brake booster and/or the booster vacuum line. Technician will need to replace Vacuum Pump, Brake Booster, Master Cylinder, Vacuum Pump Belt and the Vacuum Line between the booster and the pump.
Associated Products (32)2019 Cadillac Escalade2019 Chevrolet Silverado2019 Chevrolet Suburban2019 Chevrolet Tahoe2019 GMC Sierra2019 GMC Yukon XL2018 Cadillac Escalade2018 Chevrolet Silverado2018 Chevrolet Suburban2018 Chevrolet Tahoe2018 GMC Sierra2018 GMC Yukon2017 Cadillac Escalade2017 Chevrolet Silverado2017 Chevrolet Suburban2017 Chevrolet Tahoe2017 GMC Sierra2017 GMC Yukon2016 Cadillac Escalade2016 Chevrolet Silverado+ 12 moreAssociated Documents - September 12, 2018•Document ID: 10145478Service Bulletin/Repair InstructionsPOWER TRAIN
- Mfr Comm. #:
- PIP4379N
- Date Added:
- October 15, 2018
- Manufacturer:
- CHEVROLET
SummaryThis Preliminary Information communication provides information to the technician about vehicles that have not engagement into drive, delayed, no engagement into reverse, and or a range inhibit. Technician may find Diagnostic Trouble Codes P0701, P0731, P0732, P0733, P0734, P0736, P0751, P0756, P0761, P0776, P0843, P0848, P0873, P0877, P0894 or P2723. Technician should follow published Service Information diagnostics for Diagnostic Trouble Code P0701 first. Technician will also ensure the fluid level is at the top of the hot band when the transmission fluid temperature is 175° Fahrenheit. Diagnostic Trouble Codes P0701, P0731, P0732, P0733, P0734, P0736, P0751, P0756, P0761, P0776, P0843, P0848, P0873, P0877, P0894 or P2723 can set by the following fluid service/filter change, transmission service involving removing the pan, low fluid level caused by leaks, or after long periods of storage. If the fluid level has been properly checked using the HOT check procedure listed in Service Information document 2408059 and any of the Diagnostic Trouble Codes reset during a cold start inspect the internal suction filter for possible cracks. If no other concerns are found inspect for a stuck lube regulator valve in the pump cover due to debris.
Associated Products (37)2019 Chevrolet Silverado2019 GMC Sierra2018 Chevrolet Silverado2018 GMC Sierra2017 Chevrolet Silverado2017 GMC Sierra2016 Chevrolet Silverado2016 GMC Sierra2015 Chevrolet Silverado2015 GMC Sierra2014 Chevrolet Silverado2014 GMC Sierra2013 Chevrolet Silverado2013 GMC Sierra2012 Chevrolet Silverado2012 GMC Sierra2011 Chevrolet Silverado2011 GMC Sierra2010 Chevrolet Silverado2010 GMC Sierra+ 17 moreAssociated Documents - September 12, 2018•Document ID: 10145477Service Bulletin/Repair InstructionsENGINE AND ENGINE COOLING
- Mfr Comm. #:
- PIP5587
- Date Added:
- October 15, 2018
- Manufacturer:
- GMC
SummaryThis Preliminary information communicates A vehicle may come into the dealer with a lean running concern and/or air leak noise from the PCV.The air rush or whistlingnoise is caused by the fixed orifice PCV.There is not a correction for this noiseand should be considered to be normal.
Associated Products (2)Associated Documents - September 10, 2018•Document ID: 10145469Service Bulletin/Repair InstructionsTRAILER HITCHES
- Mfr Comm. #:
- PIT5241F
- Date Added:
- October 15, 2018
- Manufacturer:
- GMC
SummaryThis Preliminary Information communication provides information to the technician about customers that may request the factory Integrated Trailer Brake Controller Regular Production Option Code (JL1) be installed on their Full-Size Pickup or SUV when the vehicle was not ordered with the option. Dealer should advise the customer it cannot be added to the vehicle.
Associated Products (32)2019 Cadillac Escalade2019 Chevrolet Silverado2019 Chevrolet Suburban2019 Chevrolet Tahoe2019 GMC Sierra2019 GMC Yukon XL2018 Cadillac Escalade2018 Chevrolet Silverado2018 Chevrolet Suburban2018 Chevrolet Tahoe2018 GMC Sierra2018 GMC Yukon2017 Cadillac Escalade2017 Chevrolet Silverado2017 Chevrolet Suburban2017 Chevrolet Tahoe2017 GMC Sierra2017 GMC Yukon2016 Cadillac Escalade2016 Chevrolet Silverado+ 12 moreAssociated Documents - September 6, 2018•Document ID: 10145467Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- PIT5630
- Date Added:
- October 15, 2018
- Manufacturer:
- GMC
SummaryThis Preliminary information communicates the possible setting of B101D-39 in the OnStar module and advises of byte info to retrieve and of engineering investigation.
Associated Products (11)Associated Documents