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Service bulletins for the 2022 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.

1871 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
PIT5676B2022-02-14. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY:THERMAL MANAGEMENT:HOSES, FITTINGS, AND RESERVOIR. 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 148. The information can be found at http://www.gmupfitter.com/ under the "Technical Bulletin" Tab and then "Show all bulletins."
PIT58842022-02-14. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates an issue with a Service Park Assist message being displayed on trucks without park assist. Dealers are to reprogram the IPC to correct the issue.
PIT5849E2022-02-14. Service bulletin. EXTERIOR LIGHTING:BACK UP LIGHTS; ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:SENSORS. This Preliminary information communicates an issue with the rear tail / parking lights staying on and do not time out after exiting the vehicle and passive locking the vehicle. This condition can lead to a dead battery. GM Engineering has released a fix and dealers are to reprogram the BCM per Customer Satisfaction Program N212344990.
PIT5697B2022-02-14. Service bulletin. ELECTRICAL SYSTEM; BACK OVER PREVENTION: CAMERA SYSTEM. This Preliminary information communication provides information to the technician on installing Regular Production Option Code UVC Rearview Camera. Technician will need to reference the latest version of General Motors Up-fitter Integration Bulletin 152. The information can be found at http://www.gmupfitter.com/ under the "Technical Bulletin" Tab and then "Show all bulletins."
21NA2562022-02-14. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM); EXTERIOR LIGHTING. This service bulletin provides repair information for dealers/technicians to correct a customer concern of a Malfunction Indicator Lamp Illuminated with DTC P26BB Set.
N2123545102022-02-07. Service bulletin. SEATS:FRONT ASSEMBLY:POWER ADJUST; ELECTRICAL SYSTEM; EQUIPMENT. Service Update. On certain vehicles, the driver seat memory adjustment function may be inoperable. Dealers are to reprogram the seat memory control module – driver.
N2123549502022-02-04. 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.
N2223576202022-02-04. Service bulletin. FORWARD COLLISION AVOIDANCE; ELECTRICAL SYSTEM; BACK OVER PREVENTION. Certain 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. Dealers are to reprogram the instrument cluster.
PIP58332022-01-24. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL; ELECTRICAL SYSTEM:SOFTWARE. This Preliminary information communicates to technicians to update the program in the DEF controller
PIT5828A2022-01-24. 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.
070842006Q2022-01-03. 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.
21NA2712021-12-27. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM; EQUIPMENT. TGhis bulletin advises the technician of a possible coolant hose that might be kinked causing the customers concern.
21NA2652021-12-27. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT; ELECTRICAL SYSTEM. This technical bulletin provides a procedure to re-route the coolant hose away from the front prop shaft to avoid contact.
20NA1322021-12-20. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.
PIT58712021-12-13. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. This Preliminary information communicates an issue with the IPC incorrectly listing Sport mode as a selection and engineering is working on a fix to remove it.
PIT5849D2021-12-13. Service bulletin. ELECTRICAL SYSTEM; EXTERIOR LIGHTING:TAIL LIGHTS; PARKING BRAKE:INDICATOR LIGHT. This Preliminary information communicates an issue with the rear tail / parking lights staying on and do not time out after exiting the vehicle and passive locking the vehicle. This condition can lead to a dead battery. GM Engineering has released a fix and dealers are to reprogram the BCM per Customer Satisfaction Program N212344990.
PIT5849C2021-12-13. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY; EXTERIOR LIGHTING:TAIL LIGHTS; EQUIPMENT. This Preliminary information communicates an issue with the rear tail / parking lights staying on and do not time out after exiting the vehicle and passive locking the vehicle. This condition can lead to a dead battery. GM Engineering has released a fix and dealers are to reprogram the BCM per Customer Satisfaction Program N212344990.
PIT5849A2021-10-25. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates an issue with the rear tail / parking lights staying on and do not time out after exiting the vehicle and passive locking the vehicle. This condition can lead to a dead battery. GM Engineering is working on a fix. Because this condition only occurs if passive locking is used please turn off passive locking in vehicle settings until a fix is released.
PIT5387K2021-09-13. Service bulletin. ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician how to repair vehicles that Instrument Panel Cluster, Radio, and Heater-Vent-Air Conditioning display blanks out, Bluetooth phone or Pandora connection dropped, the radio station or volume changes when operating the snow plow. Please advise the customer that engineering is aware of this concern and working on this issue.
PIT5662F2021-09-13. Service bulletin. ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:WARNING; PARKING BRAKE. This Preliminary information communicates information to diagnose DTC C056D or C056E.
PIT5743A2021-09-13. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates diagnostic tips when trying to root cause a SES MIL with DTC's B2B0D and B2B0E. Main cause is aftermarket electrical devices spliced into the ignition main fuses.
PIT5509H2021-09-13. Service bulletin. AIR BAGS; TRAILER HITCHES; 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.
PIT5698B2021-09-13. Service bulletin. ELECTRICAL SYSTEM:ADAS:BLINDSPOT:SENSORS. This Preliminary information communicates additional information on how a LIN bus operates and diagnostic tips when working on a LIN bus.
PIT5509H2021-09-13. 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.

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