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.
By type
By component
By trouble code
By topic
| 21NA237 | 2022-02-14. Service bulletin. UNKNOWN OR OTHER; ENGINE AND ENGINE COOLING:COOLING SYSTEM. THis technical bulletin provides a procedure to perform a cooling system flush to remove possible debris from the cooling system pipes. |
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| 21NA199 | 2022-02-14. Service bulletin. POWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION:FLUID/LUBRICANT:VALVES/VALVE BODY. This informational bulletin advises the technician to replace the TBV if the transmission has any type of repair even if no problem was found, to replace the tbv. |
| N192285071 | 2022-02-07. Service bulletin. EQUIPMENT. Customer Satisfaction Program. As part of equipment recall N192285070, GM instructed dealers to remove recalled tri-fold tonneau covers on certain vehicles prior to delivery to the customer. GM is conducting this customer satisfaction field action to provide these customers with the improved tonneau cover system for their vehicle. Dealers will replace the tonneau rails and clamps and add a tether to prevent the tonneau from detaching onto the roadway even if improperly installed. If the vehicle was covered by equipment recall 19E031 (N192217500), the dealer will also confirm that the repair for equipment recall 19E031 (N192217500) was correctly performed. |
| N192264210 Messa | 2022-02-07. Service bulletin. ENGINE; EQUIPMENT. Customer Satisfaction Program. Stock VIN List sent. |
| N192285280 Stop | 2022-02-07. Service bulletin. EQUIPMENT; EQUIPMENT:OTHER:LABELS. Stop Delivery Order: Reference Number N192285280. These vehicles may have incorrect Monroney labels. |
| N192208720 | 2022-02-07. Service bulletin. EQUIPMENT:OTHER:LABELS; EQUIPMENT. Service Update. Certain vehicles were built without a ?Certified Clean Idle? label on the front side panel just above the left front fender. Dealers are to install the VIN specific ?Certified Clean Idle? label to the front side panel just above the left front fender. |
| N182201852 | 2022-02-07. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); EQUIPMENT. Service Update. In some vehicles, the navigation system will not work and the customer may see an error message on the screen. Install or initialize the navigation SD Card as required. |
| N182201851 | 2022-02-07. Service bulletin. ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:SENSORS. Service Update. In certain vehicles, the park assist may be inoperable and the customer does not have the ability to turn the feature on or off. Dealers will reset the park assist feature and then clear all codes. |
| N182201853 | 2022-02-07. Service bulletin. ELECTRICAL SYSTEM. Service Update. In certain vehicles, the customer may witness a service engine soon light and the vehicle?s dynamic fuel management (DFM) may become inactive and stay in V8 operating mode. Reprogram the Engine Control Module (ECM). |
| N182201850 | 2022-02-07. Service bulletin. ELECTRICAL SYSTEM; STEERING. Service Update. In some vehicles the I/P cluster (display area only) may reset, or go blank for approximately three seconds. During this time, the heads-up display and steering wheel controls if equipped will also be inoperable. After the reset occurs, the graphics and previous information displayed will return. Reprogram the I/P Cluster module with an updated calibration. |
| N182193520 | 2022-02-07. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. Service Update. On a small number of the vehicles identified above, the electrical connector to the transmission valve body solenoids may not be fully seated. DTC P2718 or P2720 may set resulting in the Check Engine indicator illuminating, and the transmission reverting to a ?limp home? mode providing limited forward gear selection. Dealers are to access the transmission valve body solenoids and fully seat the connectors. |
| N182197920 | 2022-02-07. Service bulletin. WHEELS. Service Update. Certain vehicles were built with rear axles that weren?t torsion tested at the 80,000 in-lb. specification. Replace rear axle assembly. |
| N182202960 | 2022-02-07. Service bulletin. FUEL SYSTEM, GASOLINE; EQUIPMENT; ELECTRICAL SYSTEM. Service Update. Certain vehicles may have a condition where some capacitors used on the purge pump printed circuit board (PCB), may have unknown performance. These suspect capacitors are used in multiple locations on the PCB. Depending on which capacitors fail, the purge pump may not operate as intended and a malfunction indicator lamp (MIL) may illuminate. Dealers are to replace the evaporative emission purge pump. |
| N182195380 01 | 2022-02-07. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. Service Update. Certain vehicles equipped with a 10-speed transmission may have a condition where the downshift becomes firm after extended highway driving. Recalibrate the transmission control module (TCM). |
| 18366 | 2022-02-07. Service bulletin. ELECTRICAL SYSTEM; ENGINE. Service Update. Certain vehicles that are equipped with a Duramax diesel engine, the engine control module (ECM) may not take the appropriate remedial actions if an exhaust gas temperature sensor becomes disconnected. Dealers are to reprogram the engine control module with a modified calibration. |
| N182188440 | 2022-02-07. Service bulletin. ELECTRICAL SYSTEM; FUEL SYSTEM, GASOLINE; EQUIPMENT. Customer Satisfaction Program. Certain vehicles may have an incomplete or missing braze between the harness bulkhead support bracket and the fuel rail assembly. If the braze is incomplete the support bracket may detach from the fuel rail assembly over time. Wiring may sever and compromise the function of the fuel pump and/or the 4 passenger side injectors. If the function of the fuel pump and/or injectors is compromised, the Check Engine Light will come on, and you could experience reduced engine power. Loss of propulsion is possible, and there is a remote chance of fire if there is a fuel leak. Replace fuel rail assembly. |
| N212354950 | 2022-02-04. Service bulletin. ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:SOFTWARE; ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:WARNING; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; UNKNOWN OR OTHER. Certain 2022 model year Chevrolet Silverado and GMC Sierra vehicles not equipped with front/rear park assist may have an inadvertent Service Park Assist message displayed on the Driver’s Instrument Cluster when the vehicle is started. |
| PIT5648C | 2022-01-24. Service bulletin. EQUIPMENT:RECREATIONAL VEHICLE/TRAILER:120/240 VAC ELECTRICAL SYSTEM:WIRING; ELECTRICAL SYSTEM. This Preliminary information communicates an issue with a "Trailer Disconnected Check Connection" message being displayed on the DIC without a trailer ever being connected. Engineering has released updated software calibrations for the Trailer Lighting Control Module. |
| PIP5832 | 2022-01-24. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. This Preliminary information communicates to the dealer an issue where a vehicle may be exhibiting an engine noise condiion. The dealer is instructed on how to isolate the noise to a specific area of the engine for further diagnosis. |
| PIP5811 | 2022-01-24. Service bulletin. ENGINE AND ENGINE COOLING; POWER TRAIN. This Preliminary information communicates to dealers an issue on remanufactured engines with part numbers 19368174 and 19368176 where the incorrect crankshaft timing gear was installed. Provides dealer with information to correct this condition. |
| PIP5628E | 2022-01-24. Service bulletin. ENGINE AND ENGINE COOLING. This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D |
| PIT5828A | 2022-01-24. Service bulletin. ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL. This 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. |
| 070842006Q | 2022-01-03. Service bulletin. ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM. This service bulletin provides technicians with information on available BCM calibrations to restore bulb outage detection on vehicles produced by a second stage manufacturer (Upfitter), and/or turn signals flash fast after factory box removed. |
| 030310007K | 2022-01-03. Service bulletin. TIRES; WHEELS. This service bulletin provides information for dealers/technicians on Tire/Wheel Characteristics (Vibration, Balance, Shake, Flat Spotting) of GM Original Equipment Tires. |
| 030091001H | 2022-01-03. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY:VEHICLE CONTROLS:STEERING. This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate Vibration Analysis-Road testing procedure, when diagnosing vibration concerns. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.