GMC Sierra Service Bulletins

10,018 manufacturer communications on file.

March 11, 2019•Document ID: 10156917
Service Bulletin/Repair Instructions
PARKING BRAKE; PARKING BRAKE:CONVENTIONAL:MECHANICAL:LINKAGE AND CABLE
Mfr Comm. #:
PIT5657A
Date Added:
April 8, 2019
Manufacturer:
GMC
Summary
This Preliminary information communicates how to repair a loose shift cable bracket.
Associated Products (2)
2019 Chevrolet Silverado 2019 GMC Sierra
Associated Documents
- Download MC-10156917-0001.pdf↗
March 8, 2019•Document ID: 10159552
Service Bulletin/Repair Instructions
STRUCTURE
Mfr Comm. #:
N192212090
Date Added:
May 13, 2019
Manufacturer:
GMC
Summary
N192212090 - Service Update. Certain vehicles may have rear bumper flanges that were manually bent after chrome plating. This bending could cause micro-cracking of the chrome plating and ultimately result in red rust forming on the base steel bumper. Dealers are to inspect for rust with step pad in place and apply wax if no rust is present. If rust is present with step pad in place, replace the chrome bumper.
Associated Products (2)
2019 Chevrolet Silverado 2019 GMC Sierra
Associated Documents
- Download MC-10159552-0001.pdf↗
March 8, 2019•Document ID: 10158829
Service Bulletin/Repair Instructions
LANE DEPARTURE: LANE KEEP: STEERING ASSIST; ELECTRICAL SYSTEM
Mfr Comm. #:
18NA368
Date Added:
April 22, 2019
Manufacturer:
GMC
Summary
This technical bulletin provides a procedure to reset the parking assist module if the parking assist message is on when delivered to the dealership.
Associated Products (2)
2019 Chevrolet Silverado 2019 GMC Sierra
Associated Documents
- Download MC-10158829-0001.pdf↗
March 8, 2019•Document ID: 10156916
Service Bulletin/Repair Instructions
EQUIPMENT
Mfr Comm. #:
PIP4902L
Date Added:
April 8, 2019
Manufacturer:
CHEVROLET
Summary
This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
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-10156916-0001.pdf↗
March 7, 2019•Document ID: 10159551
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL; TRAILER HITCHES
Mfr Comm. #:
N192213550
Date Added:
May 13, 2019
Manufacturer:
CHEVROLET
Summary
N192213550 - Service Update. Certain vehicles may have a condition where the instrument panel cluster displays that a trailer is connected or disconnected when there is no trailer attached to the vehicle. Dealers are to reprogram the trailer lighting control module.
Associated Products (2)
2019 Chevrolet Silverado 2019 GMC Sierra
Associated Documents
- Download MC-10159551-0001.pdf↗
March 7, 2019•Document ID: 10158858
Service Bulletin/Repair Instructions
FUEL SYSTEM, DIESEL; EQUIPMENT ADAPTIVE/MOBILITY; FUEL SYSTEM, GASOLINE
Mfr Comm. #:
050604022P
Date Added:
April 22, 2019
Manufacturer:
CHEVROLET
Summary
This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.
Associated Products (464)
2019 Buick Cascada 2019 Buick Enclave 2019 Buick Encore 2019 Buick Envision 2019 Buick LaCrosse 2019 Buick Regal 2019 Cadillac ATS 2019 Cadillac CT6 2019 Cadillac CTS 2019 Cadillac Escalade 2019 Cadillac Escalade ESV 2019 Cadillac XT4 2019 Cadillac XT5 2019 Cadillac XTS 2019 Chevrolet Blazer 2019 Chevrolet Bolt EV 2019 Chevrolet Camaro 2019 Chevrolet Colorado 2019 Chevrolet Corvette 2019 Chevrolet Cruze+ 444 more
Associated Documents
- Download MC-10158858-0001.pdf↗
March 7, 2019•Document ID: 10156914
Service Bulletin/Repair Instructions
ENGINE
Mfr Comm. #:
PIP5630
Date Added:
April 8, 2019
Manufacturer:
CHEVROLET
Summary
This Preliminary information communicates A vehicle may have a concern of no oil pressure and/or P0521 set. the releif valve in the pump is sticking or the number 1 main bearing is damaged. Drop oil pan and confirm #1 main is spun or not. If bearings are OK Then change oil pump.
Associated Products (4)
2019 Chevrolet Express 2019 Chevrolet Silverado 2019 Chevrolet Suburban 2019 GMC Sierra
Associated Documents
- Download MC-10156914-0001.pdf↗
March 6, 2019•Document ID: 10158880
Service Bulletin/Repair Instructions
EQUIPMENT; ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY
Mfr Comm. #:
PIE0515
Date Added:
April 22, 2019
Manufacturer:
CHEVROLET
Summary
This engineering informational bulletin is requesting information for checking for DTCs and the voltage (relative to a ground) on BOTH sides of the 400A starter fuse in the Battery Distribution Engine Compartment Fuse Block.
Associated Products (2)
2019 Chevrolet Silverado 2019 GMC Sierra
Associated Documents
- Download MC-10158880-0001.pdf↗
March 6, 2019•Document ID: 10156913
Service Bulletin/Repair Instructions
ENGINE; FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY:PRESSURE RELIEF DEVICES
Mfr Comm. #:
PIP5427B
Date Added:
April 8, 2019
Manufacturer:
CHEVROLET
Summary
This Preliminary Information communication provides information to the technician about vehicle that may have a Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P2635, U0074 and or U18A2. Technician will need to follow published diagnostics for Diagnostic Trouble Codes U0074 would take priority over U18A2 if both set before addressing DTC P2635.
Associated Products (30)
2018 Cadillac Escalade 2018 Chevrolet Silverado 2018 Chevrolet Suburban 2018 Chevrolet Tahoe 2018 GMC Sierra 2018 GMC Yukon 2018 GMC Yukon XL 2017 Cadillac Escalade 2017 Chevrolet Silverado 2017 Chevrolet Suburban 2017 Chevrolet Tahoe 2017 GMC Sierra 2017 GMC Yukon 2017 GMC Yukon XL 2016 Cadillac Escalade 2016 Chevrolet Silverado 2016 Chevrolet Suburban 2016 Chevrolet Tahoe 2016 GMC Sierra 2016 GMC Yukon+ 10 more
Associated Documents
- Download MC-10156913-0001.pdf↗
March 6, 2019•Document ID: 10156912
Service Bulletin/Repair Instructions
ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR; ENGINE
Mfr Comm. #:
PIP3119P
Date Added:
April 8, 2019
Manufacturer:
CHEVROLET
Summary
This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have a Service Engine Soon Malfunction Indicator Lamp on at low mileage. Technician may find Diagnostic Trouble Codes P0420 and or P0430 stored. Technician should be advised that the catalytic converter efficiency Diagnostic Trouble Codes P0420 and P0430 are disabled for the first hour of engine run time to allow break-in of the catalytic converter. Technician will need to use a Tech2 to check the verify engine run time on the Engine Hour Meter in the Instrument Panel Cluster Data Display/Data 1 List in the scan tool match. If the engine run time is less than one hour, the battery may have been disconnected, or another vehicle power loss event may have occurred, during vehicle manufacturing. Technician will need to clear the Diagnostic Trouble Codes and perform a drive cycle. If the catalytic converter was replaced and the Diagnostic Trouble Codes set it may be a result of the engine run time restrictions no longer being in place since the vehicle is no longer new. Technician will need to clear the Diagnostic Trouble Codes and perform a drive cycle.
Associated Products (148)
2018 Cadillac Escalade 2018 Chevrolet Express 2018 Chevrolet Silverado 2018 Chevrolet Suburban 2018 Chevrolet Tahoe 2018 GMC Savana 2018 GMC Sierra 2018 GMC Yukon 2017 Cadillac Escalade 2017 Chevrolet Express 2017 Chevrolet Silverado 2017 Chevrolet Suburban 2017 Chevrolet Tahoe 2017 GMC Savana 2017 GMC Sierra 2017 GMC Yukon 2016 Cadillac Escalade 2016 Chevrolet Express 2016 Chevrolet Silverado 2016 Chevrolet Suburban+ 128 more
Associated Documents
- Download MC-10156912-0001.pdf↗
March 5, 2019•Document ID: 10158860
Service Bulletin/Repair Instructions
EQUIPMENT; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
Mfr Comm. #:
060605001H
Date Added:
April 22, 2019
Manufacturer:
GMC
Summary
This informational bulletin explains the normal characteristics of exhaust noise during active fuel management when in Three or Four Cylinder Mode.
Associated Products (117)
2019 Chevrolet Camaro 2019 Chevrolet Impala 2019 Chevrolet Silverado 2019 Chevrolet Suburban 2019 Chevrolet Tahoe 2019 GMC Sierra 2019 GMC Yukon 2019 GMC Yukon XL 2018 Chevrolet Camaro 2018 Chevrolet Impala 2018 Chevrolet Silverado 2018 Chevrolet Suburban 2018 Chevrolet Tahoe 2018 GMC Sierra 2018 GMC Yukon 2018 GMC Yukon XL 2017 Chevrolet Camaro 2017 Chevrolet Impala 2017 Chevrolet Silverado 2017 Chevrolet Suburban+ 97 more
Associated Documents
- Download MC-10158860-0001.pdf↗
March 5, 2019•Document ID: 10156909
Service Bulletin/Repair Instructions
EQUIPMENT; EQUIPMENT:APPLIANCE:AIR CONDITIONER
Mfr Comm. #:
PIT5660
Date Added:
April 8, 2019
Manufacturer:
CHEVROLET
Summary
This Preliminary information communicates repair information if the HVAC mode door actuator becomes lost and does not move to the correct mode position.
Associated Products (2)
2019 Chevrolet Silverado 2019 GMC Sierra
Associated Documents
- Download MC-10156909-0001.pdf↗
March 4, 2019•Document ID: 10158873
Service Bulletin/Repair Instructions
FUEL SYSTEM, OTHER:STORAGE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM:WIRING
Mfr Comm. #:
PIE0499B
Date Added:
April 22, 2019
Manufacturer:
CHEVROLET
Summary
This engineering informational bulletin is requesting information and document the exact location of the wire chafing by taking a photo of the flex fuel pigtail as it appears BEFORE repairs are made.
Associated Products (6)
2019 Chevrolet Silverado 2019 GMC Sierra 2018 Chevrolet Silverado 2018 GMC Sierra 2017 Chevrolet Silverado 2017 GMC Sierra
Associated Documents
- Download MC-10158873-0001.pdf↗
March 4, 2019•Document ID: 10158866
Service Bulletin/Repair Instructions
EQUIPMENT; ENGINE; EQUIPMENT ADAPTIVE/MOBILITY
Mfr Comm. #:
150601002H
Date Added:
April 22, 2019
Manufacturer:
GMC
Summary
This technical bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the customers concern of engine misfire, ticking noise and/or MIL on.
Associated Products (56)
2019 Cadillac CTS 2019 Cadillac Escalade 2019 Cadillac Escalade ESV 2019 Chevrolet Camaro 2019 Chevrolet Corvette 2019 Chevrolet Silverado 2019 Chevrolet Suburban 2019 Chevrolet Tahoe 2019 GMC Sierra 2019 GMC Yukon 2019 GMC Yukon XL 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+ 36 more
Associated Documents
- Download MC-10158866-0001.pdf↗
March 1, 2019•Document ID: 10158838
Service Bulletin/Repair Instructions
ENGINE
Mfr Comm. #:
19NA044
Date Added:
April 22, 2019
Manufacturer:
GMC
Summary
This informational bulletin provides information on a normal engine operating condition for faster emission warm up time.
Associated Products (456)
2019 Buick Cascada 2019 Buick Enclave 2019 Buick Encore 2019 Buick Envision 2019 Buick LaCrosse 2019 Buick Regal 2019 Cadillac ATS 2019 Cadillac CT6 2019 Cadillac CTS 2019 Cadillac Escalade 2019 Cadillac Escalade ESV 2019 Cadillac XT4 2019 Cadillac XT5 2019 Cadillac XTS 2019 Chevrolet Blazer 2019 Chevrolet Camaro 2019 Chevrolet Colorado 2019 Chevrolet Corvette 2019 Chevrolet Cruze 2019 Chevrolet Equinox+ 436 more
Associated Documents
- Download MC-10158838-0001.pdf↗
March 1, 2019•Document ID: 10158827
Service Bulletin/Repair Instructions
POWER TRAIN
Mfr Comm. #:
18NA355
Date Added:
April 22, 2019
Manufacturer:
CADILLAC
Summary
This technical bulletin provides information for new transmission oil to use and a procedure for exchanging the old fluid and adding the new fluid to correct a shake/shudder during light throttle acceleration condition.
Associated Products (47)
2019 Cadillac ATS 2019 Cadillac CT6 2019 Cadillac CTS 2019 Chevrolet Camaro 2019 Chevrolet Colorado 2019 Chevrolet Corvette 2019 GMC Canyon 2018 Cadillac ATS 2018 Cadillac CT6 2018 Cadillac CTS 2018 Chevrolet Camaro 2018 Chevrolet Colorado 2018 Chevrolet Corvette 2018 Chevrolet Silverado 2018 GMC Canyon 2018 GMC Sierra 2017 Cadillac ATS 2017 Cadillac CT6 2017 Cadillac CTS 2017 Cadillac Escalade+ 27 more
Associated Documents
- Download MC-10158827-0001.pdf↗
February 28, 2019•Document ID: 10155024
Service Bulletin/Repair Instructions
STEERING
Mfr Comm. #:
19NA039
Date Added:
March 25, 2019
Manufacturer:
GMC
Summary
This technical bulletin provides a procedure to program the PSCM if the vehicle had a lift kit installed.
Associated Products (2)
2019 Chevrolet Silverado 2019 GMC Sierra
Associated Documents
- Download MC-10155024-0001.pdf↗
February 28, 2019•Document ID: 10154638
Service Bulletin/Repair Instructions
POWER TRAIN
Mfr Comm. #:
16NA338
Date Added:
March 18, 2019
Manufacturer:
BUICK
Summary
This Bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retention and proper handling of assembly returns.
Associated Products (620)
2019 Buick Cascada 2019 Buick Enclave 2019 Buick Encore 2019 Buick Envision 2019 Buick LaCrosse 2019 Buick Regal 2019 Cadillac ATS 2019 Cadillac CT6 2019 Cadillac CTS 2019 Cadillac Escalade 2019 Cadillac Escalade ESV 2019 Cadillac XT4 2019 Cadillac XT5 2019 Cadillac XTS 2019 Chevrolet Camaro 2019 Chevrolet Colorado 2019 Chevrolet Corvette 2019 Chevrolet Cruze 2019 Chevrolet Equinox 2019 Chevrolet Express+ 600 more
Associated Documents
- Download MC-10154638-0001.pdf↗
February 27, 2019•Document ID: 10155096
Service Bulletin/Repair Instructions
EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM
Mfr Comm. #:
PIE0511
Date Added:
March 25, 2019
Manufacturer:
GMC
Summary
This engineering informational bulletin is requesting information from the field to determine a root cause for a condition of Service Engine Soon (SES) Light On, DTCs P06C5, P06CC, P066A, P066C, P066E, P067A, P067C, P067E, P068C, P068E, P0671, P1337 and P133F Set.
Associated Products (2)
2019 Chevrolet Silverado 2019 GMC Sierra
Associated Documents
- Download MC-10155096-0001.pdf↗
February 26, 2019•Document ID: 10155073
Service Bulletin/Repair Instructions
EQUIPMENT
Mfr Comm. #:
120089002C
Date Added:
March 25, 2019
Manufacturer:
BUICK
Summary
This informational bulletin provides the dealer with information on what to do when requesting a new key code for the customer.
Associated Products (516)
2019 Buick Cascada 2019 Buick Enclave 2019 Buick Encore 2019 Buick Envision 2019 Buick LaCrosse 2019 Buick Regal 2019 Cadillac ATS 2019 Cadillac CT6 2019 Cadillac CTS 2019 Cadillac Escalade 2019 Cadillac Escalade ESV 2019 Cadillac XT4 2019 Cadillac XT5 2019 Cadillac XTS 2019 Chevrolet Blazer 2019 Chevrolet Bolt EV 2019 Chevrolet Camaro 2019 Chevrolet Colorado 2019 Chevrolet Corvette 2019 Chevrolet Cruze+ 496 more
Associated Documents
- Download MC-10155073-0001.pdf↗

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