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Service bulletins for the 2019 Chevrolet Silverado

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

2229 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
PIE05492020-01-21. Service bulletin. ELECTRICAL SYSTEM. This engineering information bulletin is requesting information from the field on no crank / no start issue resulting in a starter replacement due to the solenoid overheating.
PIT57282020-01-21. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates an issue with DTC P0606 and C0021 setting after completing campaign N192268090 and it provides information about using and maintaining proper battery voltage while programming the BSCM.
N1922644512019-12-30. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:PADS; ELECTRICAL SYSTEM; SERVICE BRAKES, HYDRAULIC. N192264451 - Customer Satisfaction Program - Certain 2019 model year Chevrolet Silverado 1500 (New Model), and GMC Sierra (New Model) vehicles equipped with the Brake Lining Wear System Life Span Prognostic Indicator, (RPO JBP), may have a condition in which the software calculation that is reported to the driver?s information center may be 16X faster than what the brake pads are actually experiencing. Dealers will reprogram the brake system control module (BSCM) and if necessary, replace the brake pads.
N1922193702019-12-30. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER. Certain 2019 model year Chevrolet Silverado (New Model) and GMC Sierra 1500 (New Model) vehicles, equipped with a 2.7L, 4 cyl. Turbo engine (L3B), may have a condition where the engine wiring harness could wear through in several locations. This may allow the engine harness to short to ground and/or be severed, which may lead to a check engine light, reduced engine power, no start condition or in rare cases a stall. Dealers are to wrap the wiring harness with Nylogard sleeve(s) in areas of concern.
PIE05462019-12-16. Service bulletin. ELECTRICAL SYSTEM. This engineering information (EI) bulletin is requesting information from the field on conditions of Service Engine Soon (SES) Lamp Illuminated, DTCs B2B0D and/or B2B0E Central Gateway Module Codes Unable to Communicate with HSLAN or LSLAN. Eng is attempting to root cause condition and validate a field fix.
PIE05442019-12-16. Service bulletin. ENGINE; ELECTRICAL SYSTEM. This engineering informational bulletin is requesting information on vehicles with the Service Engine Soon (SES) lamp being illuminated and DTC P1467 set.
19NA2672019-12-16. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This technical bulletin provides repair information to correct a customer concern of Driver Information Center Welcome Logo Flickers When Entering Vehicle.
19NA2442019-12-16. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). This informational bulletin provides information on a harsh 3-2 downshift during closed throttle coast when coming to a stop.
19NA1532019-12-16. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal.
PIT5695B2019-12-09. Service bulletin. SERVICE BRAKES; ELECTRICAL SYSTEM. This Preliminary information communicates an issue where the brake pad monitor life % counts down to quickly. Engineering released new Brake System Control Module Software to correct this issue and dealership are to reprogram the BSCM.
19NA2282019-11-25. Service bulletin. ELECTRICAL SYSTEM. This technical provides a procedure to locate, disconnect and re-connect the TCM electrical connector if found the cause of the customers concerns.
PIE0515A2019-11-25. Service bulletin. ELECTRICAL SYSTEM. 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.
18NA1612019-11-25. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This technical bulletin provides a procedure for testing the battery cables for voltage drop, Checking for a bad ground at g218, Inspecting for a short at the starter B+ to shield and testing for a faulty battery.
N192210330 012019-11-12. Service bulletin. VEHICLE SPEED CONTROL:CRUISE CONTROL; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. N192210330 01 - Service Update (Revised service procedure). Certain vehicles received an instrument panel cluster (IPC) service calibration whick prevents the cruise control indicator and digital speed from displaying. Dealers are to reprogram the IPC.
N1922678702019-11-12. Service bulletin. ELECTRICAL SYSTEM. N192267870 - Service Update. Certain vehicles have a new feature that notifies customers via text or email of a low battery voltage. This feature will not function if the voltage becomes low and the vehicles is In Off Power Mode. A service engine soon (SES) light will illuminate upon starting or jump starting the vehicle and multiple U-Codes will be stored in the engine control module (ECM). The U-Code combinations will include two or more of the following codes: U0101, U0102, U0129, U0140, U18A2. Dealers are to reprogram the ECM.
PIT5509E2019-11-12. Service bulletin. ELECTRICAL SYSTEM. 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.
PIT57172019-11-12. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY. This Preliminary information communicates if the sunroof, rear sliding window, and/or wireless charging are found to be inoperative due to the F2DL and/or the F8DL fuse(s) being open. Inspect the center console harness area at the hinge pivot point for chaffed circuits.
PIT5288H2019-11-12. Service bulletin. ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that may have any of these concerns remote keyless entry, passive Entry and Start Inoperative, No Fob detect message on driver information center, service tire pressure system, no audio, touch screen Inoperative, Steering Wheel Controls Inoperative, Service Stabilitrak, rear power windows inoperative, rear wiper inoperative, and or a dead battery. Technician may find Diagnostic Trouble Codes B3101, B144C, C0710, C0544, U1548, U1549, U154A, U0151, U0126, U0415, U0077, U0028 and/or U0029. Technician should inspect the left instrument panel for the wire harness being pinched. Technician will need to repair the wire harness and reroute the wire harness.
PIP56852019-11-12. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This Preliminary information communicates A vehicle with a customer concern of a SES P0128, Engineering is aware of the concern and working on the a repair. At this time clear the codes and do not replace the thermostat for this concern. There will be a calibration released for the concern in this near future. This PI will be updated when the calibration is released.
PIT5660A2019-11-12. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates repair information if the HVAC mode door actuator becomes lost and does not move to the correct mode position.
PIT57152019-11-12. Service bulletin. ELECTRICAL SYSTEM. This Preliminary Information provides information to the technician about a additional diagnostic tip for a check engine lamp for DTC p3055 and P3056 and the start/Stop being inoperative.
PIT5702A2019-11-12. Service bulletin. ELECTRICAL SYSTEM. This 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 153. The information can be found at http://www.gmupfitter.com/ under the "Technical Bulletin" Tab and then "Show all bulletins."
PIT5365D2019-11-12. Service bulletin. ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician on how the radio display gets the air ambient temperature. On 1500 series trucks and all sport utility vehicle with regular production option code IO3 radio the ambient air temperature sensor is hard wired to the engine control module and then the signal goes on high speed local area network to the body control module from there on low speed local area network to the radio. On 1500 series trucks and all sport utility vehicle with regular production option code IO4, IO5, or IO6 the ambient air temperature sensor is hard wired to the engine control module and then the signal goes on high speed local area network to the body control module from there on low speed local area network to the radio then Most 50 Bus to the Human Machine Interface. On 2500/3500 series trucks production option code IO3 radio the ambient air temperature sensor is hard wired to the instrument panel cluster and then the signal goes on low speed local area network to the radio. On 2500/3500 series trucks production option code IO4, IO5, or IO6 radio the ambient air temperature sensor is hard wired to the instrument panel cluster and then the signal goes on low speed local area network to the radio then Most 50 Bus to the Human Machine Interface.
PIP5504B2019-11-12. Service bulletin. ELECTRICAL SYSTEM. This Preliminary Information communication provides information and definitions to the technician about vehicles that have fishbite, chuggle, misfire, AFM disturbances or torque converter shudder/vibration concerns. Technician are advised to use PICO software to determine root cause of the concern. If torque converter shudder is confirmed technicians are referred to Torque Converter Diagnosis in SI.
19NA1472019-10-28. Service bulletin. ELECTRICAL SYSTEM. This technical bulletin provides repair information to correct a customer concern of Malfunction Indicator Lamp (MIL) Illuminated with One or More Codes set. DTC P30CE, P30CF, P30D0, P30D1.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.