GMC Sierra Service Bulletins (2020)
1,991 manufacturer communications on file.
- June 12, 2020•Document ID: 10178321Service Bulletin/Repair InstructionsENGINE; ELECTRICAL SYSTEM:WIRING; EQUIPMENT
- Mfr Comm. #:
- PIT5751
- Date Added:
- August 10, 2020
- Manufacturer:
- CHEVROLET
SummaryThis Preliminary information communicates and issue with the SES MIL on setting DTC's P0201/P0202/P0203/P0204/P0205/P0206/P0216 and instructing dealership to inspect the engine wiring harness for damage.
Associated Products (2)Associated Documents - June 12, 2020•Document ID: 10178261Service Bulletin/Repair InstructionsEQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM:SOFTWARE
- Mfr Comm. #:
- 20NA012
- Date Added:
- August 10, 2020
- Manufacturer:
- CHEVROLET
SummaryThis Technical bulletin provides service procedure information for dealers/technicians on Radio Software Version V135116 Over-the-Air Update.
Associated Products (11)Associated Documents - June 11, 2020•Document ID: 10178320Service Bulletin/Repair InstructionsENGINE
- Mfr Comm. #:
- PIP5733
- Date Added:
- August 10, 2020
- Manufacturer:
- GMC
SummaryThis Preliminary information communicates Possible Crank no start or extended crank with DTC p12A6 set current or history. Under Investigation
Associated Products (15)Associated Documents - June 11, 2020•Document ID: 10178270Service Bulletin/Repair InstructionsFUEL SYSTEM, GASOLINE
- Mfr Comm. #:
- 20NA110
- Date Added:
- August 10, 2020
- Manufacturer:
- CHEVROLET
SummaryThis informational bulletin advises the technician on what to do if the DEF pump has been replaced and perform a leak test to prime the pump.
Associated Products (33)2020 Chevrolet Colorado2020 Chevrolet Express2020 Chevrolet Silverado2020 GMC Canyon2020 GMC Savana2020 GMC Sierra2020 GMC Terrain2019 Chevrolet Colorado2019 Chevrolet Cruze2019 Chevrolet Equinox2019 Chevrolet Express2019 Chevrolet Silverado2019 GMC Canyon2019 GMC Savana2019 GMC Sierra2019 GMC Terrain2018 Chevrolet Colorado2018 Chevrolet Cruze2018 Chevrolet Equinox2018 Chevrolet Express+ 13 moreAssociated Documents - June 10, 2020•Document ID: 10178314Service Bulletin/Repair InstructionsELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM:WIRING
- Mfr Comm. #:
- PIT5750
- Date Added:
- August 10, 2020
- Manufacturer:
- GMC
SummaryThis Preliminary information communicates an issue with the battery goes dead and provides diagnostics tips on inspecting the LIN bus.
Associated Products (4)Associated Documents - June 10, 2020•Document ID: 10178297Service Bulletin/Repair InstructionsEQUIPMENT
- Mfr Comm. #:
- PIE0568C
- Date Added:
- August 10, 2020
- Manufacturer:
- GMC
SummaryThis engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the conditions that are listed in this PIE.
Associated Products (4)Associated Documents - June 9, 2020•Document ID: 10177357Service Bulletin/Repair InstructionsEQUIPMENT ADAPTIVE/MOBILITY; STRUCTURE:BODY:HOOD
- Mfr Comm. #:
- N202306491
- Date Added:
- July 20, 2020
- Manufacturer:
- CHEVROLET
SummaryService Update. The purpose of this service update is to provide the customer with a goodwill gift to offset customer inconvenience, restore confidence in GM, and maintain loyalty to GM. The vehicles involved in this service update have previously had a hood assembly replacement under recall N192284960. These customers are now being asked to bring their vehicle back in for another hood replacement under Safety Recall N202306490. For their inconvenience, dealers are to offer the customer a selection of one of the available goodwill tools listed in this bulletin. Because each customer has unique preferences, please offer all options found in this bulletin to the customer and allow them to select the one that best suits their situation. Please note that not all vehicles in Safety Recall N202306490 are included in this service update. The goodwill offer described in this bulletin should be presented to the involved customer when they pick up their vehicle after having Safety Recall N202306490 performed on the vehicle.
Associated Products (2)Associated Documents - June 8, 2020•Document ID: 10178309Service Bulletin/Repair InstructionsENGINE AND ENGINE COOLING; POWER TRAIN:AUTOMATIC TRANSMISSION:INTERNAL:GEARS
- Mfr Comm. #:
- PIP5175D
- Date Added:
- August 10, 2020
- Manufacturer:
- GMC
SummaryThis Preliminary Information communication provides information to the technician about vehicles that may have a delayed engagement into drive, shudder at a launch, or the transmission is slipping when shifting into 1st, 2nd, 3rd or 4th gears. This may be due to loose stator support to pump cover bolts causing a leak at the stator support to pump cover gasket. Technician will check for the bolts to be loose. If any of the bolts are loose or the gasket is misaligned or leaking, the transmission pump cover must be replaced and the 1234 clutch plates should be inspected for being distressed and repaired as needed.
Associated Products (50)2020 Chevrolet Silverado2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 GMC Sierra2020 GMC Yukon XL2019 Chevrolet Silverado2019 Chevrolet Suburban2019 Chevrolet Tahoe2019 GMC Sierra2019 GMC Yukon2018 Chevrolet Silverado2018 Chevrolet Suburban2018 Chevrolet Tahoe2018 GMC Sierra2018 GMC Yukon2017 Chevrolet Caprice2017 Chevrolet Silverado2017 Chevrolet Suburban2017 Chevrolet Tahoe2017 GMC Sierra+ 30 moreAssociated Documents - June 8, 2020•Document ID: 10178252Service Bulletin/Repair InstructionsENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE
- Mfr Comm. #:
- 16NA380
- Date Added:
- August 10, 2020
- Manufacturer:
- CHEVROLET
SummaryThis informational bulletin provides a procedure on how to perform a quick test to check if the DPF is the cause of excessive soot from the tailpipe.
Associated Products (75)2020 Chevrolet Colorado2020 Chevrolet Equinox2020 Chevrolet Express2020 Chevrolet Silverado2020 GMC Canyon2020 GMC Savana2020 GMC Sierra2020 GMC Terrain2019 Chevrolet Colorado2019 Chevrolet Cruze2019 Chevrolet Equinox2019 Chevrolet Express2019 Chevrolet Silverado2019 GMC Canyon2019 GMC Savana2019 GMC Sierra2019 GMC Terrain2018 Chevrolet Colorado2018 Chevrolet Cruze2018 Chevrolet Equinox+ 55 moreAssociated Documents - June 5, 2020•Document ID: 10178307Service Bulletin/Repair InstructionsELECTRICAL SYSTEM; EQUIPMENT:RECREATIONAL VEHICLE/TRAILER
- Mfr Comm. #:
- PIT5747
- Date Added:
- August 10, 2020
- Manufacturer:
- GMC
SummaryThis Preliminary information communicates to dealership how to test properly trailer light option on the truck and also provide additional information on trailer issues.
Associated Products (4)Associated Documents - June 4, 2020•Document ID: 10178305Service Bulletin/Repair InstructionsLATCHES/LOCKS/LINKAGES:DOORS:LATCH; STRUCTURE:BODY:DOOR
- Mfr Comm. #:
- PIT5749
- Date Added:
- August 10, 2020
- Manufacturer:
- CHEVROLET
SummaryThis Preliminary information communicates an issue with the rear door lock rod sticking in the door panel bezel and provides direction on repairing the issue.
Associated Products (4)Associated Documents - June 4, 2020•Document ID: 10178264Service Bulletin/Repair InstructionsSTRUCTURE:BODY:TAILGATE:HINGE AND ATTACHMENTS
- Mfr Comm. #:
- 20NA059
- Date Added:
- August 10, 2020
- Manufacturer:
- CHEVROLET
SummaryThis technical bulletin provides repair information to correct a customer concern of the pickup box endgate will not fully close by itself.
Associated Products (4)Associated Documents - June 3, 2020•Document ID: 10178259Service Bulletin/Repair InstructionsPOWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM
- Mfr Comm. #:
- 19NA228
- Date Added:
- August 10, 2020
- Manufacturer:
- GMC
SummaryThis technical provides a procedure to locate, disconnect and re-connect the TCM electrical connector if found the cause of the customers concerns.
Associated Products (4)Associated Documents - June 2, 2020•Document ID: 10178303Service Bulletin/Repair InstructionsSEATS; ELECTRICAL SYSTEM
- Mfr Comm. #:
- PIT5745
- Date Added:
- August 10, 2020
- Manufacturer:
- CHEVROLET
SummaryThis Preliminary information communicates and issue with the memory seat module waking up the low speed GM lan bus and causing a battery draw.
Associated Products (69)2020 Buick Envision2020 Cadillac CT62020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Cadillac XT42020 Cadillac XT52020 Cadillac XT62020 Chevrolet Blazer2020 Chevrolet Camaro2020 Chevrolet Equinox2020 Chevrolet Impala2020 Chevrolet Malibu2020 Chevrolet Silverado2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 Chevrolet Traverse2020 GMC Acadia2020 GMC Sierra2020 GMC Terrain2020 GMC Yukon+ 49 moreAssociated Documents - June 2, 2020•Document ID: 10178291Service Bulletin/Repair InstructionsEQUIPMENT
- Mfr Comm. #:
- 110089005O
- Date Added:
- August 10, 2020
- Manufacturer:
- CHEVROLET
SummaryThis Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).
Associated Products (340)2020 Buick Enclave2020 Buick Encore2020 Buick Envision2020 Buick Regal2020 Cadillac CT42020 Cadillac CT52020 Cadillac CT62020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Cadillac XT42020 Cadillac XT52020 Cadillac XT62020 Chevrolet 35002020 Chevrolet 4500HD2020 Chevrolet 5500HD2020 Chevrolet Blazer2020 Chevrolet Bolt EV2020 Chevrolet Camaro2020 Chevrolet Colorado2020 Chevrolet Corvette+ 320 moreAssociated Documents - June 1, 2020•Document ID: 10178301Service Bulletin/Repair InstructionsELECTRICAL SYSTEM:SOFTWARE
- Mfr Comm. #:
- PIP5728B
- Date Added:
- August 10, 2020
- Manufacturer:
- CHEVROLET
SummaryThis Preliminary information communicates to the dealer an issue where a module configuration function is missing from GDS2 scan tool. Dealer is instructed to manually build the vehicle in GDS2 and perform the function until software update is available.
Associated Products (2)Associated Documents - May 29, 2020•Document ID: 10176628Service Bulletin/Repair InstructionsSERVICE BRAKES
- Mfr Comm. #:
- 20NA073
- Date Added:
- June 22, 2020
- Manufacturer:
- CADILLAC
SummaryThis technical bulletin provides repair information to correct a customer concern of Loss of Brake Assist, Various Messages Displayed in DIC, Brake Pedal Travel and Apply May Feel Different, DTC C0024 Set.
Associated Products (10)Associated Documents - May 29, 2020•Document ID: 10176626Service Bulletin/Repair InstructionsSERVICE BRAKES
- Mfr Comm. #:
- 20NA073
- Date Added:
- June 22, 2020
- Manufacturer:
- CADILLAC
SummaryThis technical bulletin provides repair information to correct a customer concern of Loss of Brake Assist, Various Messages Displayed in DIC, Brake Pedal Travel and Apply May Feel Different, DTC C0024 Set.
Associated Products (10)Associated Documents - May 29, 2020•Document ID: 10176335Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- PIP5728A
- Date Added:
- June 15, 2020
- Manufacturer:
- GMC
SummaryThis Preliminary information communicates to the dealer an issue where a module configuration function is missing from GDS2 scan tool. Dealer is instructed to manually build the vehicle in GDS2 and perform the function until software update is available.
Associated Products (4)Associated Documents - May 28, 2020•Document ID: 10176645Service Bulletin/Repair InstructionsENGINE
- Mfr Comm. #:
- 030601023D
- Date Added:
- June 22, 2020
- Manufacturer:
- GMC
SummaryThis information bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
Associated Products (139)2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Express2019 Chevrolet Silverado2019 Chevrolet Suburban2019 GMC Savana2019 GMC Sierra2019 GMC Yukon XL2018 Chevrolet Express2018 Chevrolet Silverado2018 Chevrolet Suburban2018 GMC Savana2018 GMC Sierra2018 GMC Yukon XL2017 Chevrolet Express2017 Chevrolet Silverado2017 Chevrolet Suburban2017 GMC Savana2017 GMC Sierra2017 GMC Yukon XL+ 119 moreAssociated Documents