GMC Sierra Service Bulletins (2020)
1,991 manufacturer communications on file.
- March 8, 2021•Document ID: 10191163Service Bulletin/Repair InstructionsSTEERING
- Mfr Comm. #:
- 16NA109
- Date Added:
- May 3, 2021
- Manufacturer:
- CADILLAC
SummaryThis service bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the gear.
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- Mfr Comm. #:
- 19NA240
- Date Added:
- May 3, 2021
- Manufacturer:
- CHEVROLET
SummaryThis technical bulletin provides repair information to correct a customer concern of steering wheel oscillation, vibration, shake 50-80 mph.
Associated Products (4)Associated Documents - March 5, 2021•Document ID: 10190767Service Bulletin/Repair InstructionsBACK OVER PREVENTION
- Mfr Comm. #:
- N202318850
- Date Added:
- April 26, 2021
- Manufacturer:
- CHEVROLET
SummaryService Update. certain vehicles may have a damaged NOx sensor connector. Dealers are to replace the nitrogen oxides sensor ? position 2.
Associated Products (2)Associated Documents - March 5, 2021•Document ID: 10190365Service Bulletin/Repair InstructionsBACK OVER PREVENTION; VISIBILITY
- Mfr Comm. #:
- PIT5744A
- Date Added:
- April 19, 2021
- Manufacturer:
- GMC
SummaryThis Preliminary information communicates information on how to disable the Side Blind Zone Detection and Park Assist systems when a customer removes the pickup box from the vehicle to install an aftermarket bed or body.
Associated Products (6)Associated Documents - March 5, 2021•Document ID: 10190362Service Bulletin/Repair InstructionsSTEERING; POWER TRAIN; BACK OVER PREVENTION
- Mfr Comm. #:
- PIT5544D
- Date Added:
- April 19, 2021
- Manufacturer:
- GMC
SummaryThis Preliminary information communicates information on a hydrauilc 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 (12)Associated Documents - March 5, 2021•Document ID: 10190361Service Bulletin/Repair InstructionsENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE
- Mfr Comm. #:
- PIT5819
- Date Added:
- April 19, 2021
- Manufacturer:
- GMC
SummaryThis Preliminary information communicates in temperatures below freezing, it may be noticed that exhaust is only exiting from the right hand exhaust tailpipe. The cause of this condition is a low point in left side tailpipe which results in condensation building up at the low point in the tailpipe. In low temperatures the condensation can freeze and form ice limiting the flow of exhaust out of the left tailpipe. Dealers are to drill a small hole in the left tailpipe to allow condensation to drain.
Associated Products (6)Associated Documents - March 5, 2021•Document ID: 10191240Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- PIE0610A
- Date Added:
- May 3, 2021
- Manufacturer:
- CHEVROLET
SummaryThis engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to Loss of Power, Instrument Panel Cluster (IPC) Gauges are Inoperative and/or Fluctuate, Multiple Warning Lights on DIC.
Associated Products (10)Associated Documents - March 4, 2021•Document ID: 10191209Service Bulletin/Repair InstructionsFUEL SYSTEM, GASOLINE
- Mfr Comm. #:
- 20NA197
- Date Added:
- May 3, 2021
- Manufacturer:
- CHEVROLET
SummaryThis technical bulletin provides a procedure to inspect and repair the fuel pressure sensor if found the cause of the customers concern.
Associated Products (10)Associated Documents - March 4, 2021•Document ID: 10190358Service Bulletin/Repair InstructionsSTRUCTURE
- Mfr Comm. #:
- PIP5655E
- Date Added:
- April 19, 2021
- Manufacturer:
- GMC
SummaryThis Preliminary information communicates to the dealer technician that the 10L1000 transmission and valve body assembly part restriction has ended. Dealers are advised that these transmissions and valve bodies can now be ordered through the regular GM CCA parts process or PQC process for required dealers (Canada).
Associated Products (4)Associated Documents - March 4, 2021•Document ID: 10190356Service Bulletin/Repair InstructionsSTRUCTURE
- Mfr Comm. #:
- PIP5776B
- Date Added:
- April 19, 2021
- Manufacturer:
- CHEVROLET
SummaryThis Preliminary information communicates that a vehicle may exhibit a misfire condition resulting in misfire codes P0300-P308. Upon diagnosis it may be discovered the lifter has come apart. It is recommended to replace the lifter guide and the four lifters.
Associated Products (10)Associated Documents - March 3, 2021•Document ID: 10191242Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- PIE0612A
- Date Added:
- May 3, 2021
- Manufacturer:
- CHEVROLET
SummaryThis engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to a Dead Battery and/or Shift to Park Lamp Illuminated On Driver Information Center (DIC).
Associated Products (6)Associated Documents - March 3, 2021•Document ID: 10191239Service Bulletin/Repair InstructionsEQUIPMENT
- Mfr Comm. #:
- PIE0607A
- Date Added:
- May 3, 2021
- Manufacturer:
- CHEVROLET
SummaryThis engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to USB Port Does Not Charge or Recognize Phone/Device, or Not Holding Cable in Port, USB and/or Auxiliary Port Inoperative or Won?t Play Media From the Device Constantly or Intermittently, Apple CarPlay and/or Android Auto Inoperative When Connecting into the USB Port or Cuts Out Over Bumps.
Associated Products (2)Associated Documents - March 1, 2021•Document ID: 10191231Service Bulletin/Repair InstructionsWHEELS
- Mfr Comm. #:
- 100310001F
- Date Added:
- May 3, 2021
- Manufacturer:
- GMC
SummaryThis informational bulletin provides information on Wheel Balancer Mounting Instructions.
Associated Products (22)2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra2019 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 Sierra+ 2 moreAssociated Documents - March 1, 2021•Document ID: 10190355Service Bulletin/Repair InstructionsSTRUCTURE
- Mfr Comm. #:
- PIP5784
- Date Added:
- April 19, 2021
- Manufacturer:
- GMC
SummaryThis Preliminary information communicates to the dealer technician to inspect for a missing 1-2-7-8-R clutch fluid passage seal or incorrect 1-2-7-8-R clutch fluid passage seal being install for a no movement concern after valve body replacement on the 8L45 or 8L90 transmissions.
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- Mfr Comm. #:
- PIP5771B
- Date Added:
- April 19, 2021
- Manufacturer:
- GMC
SummaryThis Preliminary information communicates to the dealer technician to replace the valve body on 8 speed transmissions setting DTC P0796 if no debris is found in the transmission fluid pan. If debris is found in the transmission fluid pan the technician is advised to repair the transmission as needed and replace the valve body.
Associated Products (8)Associated Documents - January 29, 2021•Document ID: 10187760Service Bulletin/Repair InstructionsEXTERIOR LIGHTING; ELECTRICAL SYSTEM
- Mfr Comm. #:
- 20NA198
- Date Added:
- March 1, 2021
- Manufacturer:
- CHEVROLET
SummaryThis technical bulletin provides repair information to correct a customer concern of seeing the trailer running lights shut off due to excessive load on the running lamp circuit.
Associated Products (4)Associated Documents - January 29, 2021•Document ID: 10187753Service Bulletin/Repair InstructionsSERVICE BRAKES
- Mfr Comm. #:
- 20NA020
- Date Added:
- March 1, 2021
- Manufacturer:
- GMC
SummaryThis technical bulleti provides a procedure to replace the front and rear brake pads if the brakes are squealing.
Associated Products (4)Associated Documents - January 29, 2021•Document ID: 10188403Service Bulletin/Repair InstructionsSUSPENSION:FRONT:SHOCK ABSORBER; SUSPENSION:FRONT:MACPHERSON STRUT; POWER TRAIN:AUTOMATIC TRANSMISSION:FLUID/LUBRICANT
- Mfr Comm. #:
- 150089004C
- Date Added:
- March 8, 2021
- Manufacturer:
- CHEVROLET
SummaryThis service bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage.
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- Mfr Comm. #:
- 21NA026
- Date Added:
- March 8, 2021
- Manufacturer:
- GMC
SummaryThis service bulletin provides information for dealers/technicians on accessory all-weather floor liners and flat mats warped or misshapen.
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- Mfr Comm. #:
- PIE0593A
- Date Added:
- March 8, 2021
- Manufacturer:
- GMC
SummaryThis engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards the trailer brake being inoperative and/or check trailer brakes message on drivers information center (DIC).
Associated Products (4)Associated Documents