WenmarOpen by Wenmar Pro

Service bulletins for the 2023 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.

1510 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Bulletins, newest first
23-NA-1702025-10-25. Service bulletin. ELECTRICAL SYSTEM; ENGINE. This bulletin advises the tech to inspect deeper into what may be to main cause of an engine failure.
23-NA-1532025-10-25. Service bulletin. ENGINE. The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the customer that it is normal for the delay.
PIC6602K2025-10-24. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
PIC6602L2025-10-24. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
PIT6425B2025-10-24. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC's
PIC6551A2025-10-24. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues
PIT6425A2025-10-24. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC's
PIT64352025-10-24. Service bulletin. UNKNOWN OR OTHER. This preliminary information communicates an issue with the battery going dead due to the tailgate release switch and dealerships are to replace the switch.
PIP60882025-10-24. Service bulletin. UNKNOWN OR OTHER. This PI Addresses a possible solenoid wiring fault and how to inspect the build date to identify
PIT6406B2025-10-24. Service bulletin. UNKNOWN OR OTHER. This Preliminary Information communicates direction for different audio issues with RPO UQA, UQF, UQS, or NKD
PIT64402025-10-24. Service bulletin. UNKNOWN OR OTHER. The Driver Information Center may display a message of Transport Mode On after the ignition is cycled.
23-NA-2012025-10-21. Service bulletin. SERVICE BRAKES; ELECTRICAL SYSTEM; STEERING. This service bulletin advises the technician of a possible loose ground that may be causing customer concerns of Loss of Steering Assist and/or Loss of Brake Assist and Malfunction Indicator Lamp (MIL) Illuminated.
25-NA-0802025-10-16. Service bulletin. POWER TRAIN. This service bulletin provides a procedure to overhaul the control valve to replace a plate and worn down check ball to correct the customers concern of No Reverse, No Shift Past Third Gear - DTC P2732 Set.
22-NA-0802025-10-16. Service bulletin. ENGINE. This technical bulletin provides a procedure to replace the camshaft actuator magnet to correct customer concerns of engine related shudder.
PIP6068C2025-10-06. Service bulletin. UNKNOWN OR OTHER. This preliminary information advises dealers that Engine Control Module designation E90 is on a ordering restriction through technical assistance.
652.502025-10-01. Over-the-air update. UNKNOWN OR OTHER. • Fixes to address reduced propulsion During the update process, your radio may stay on up to 5 minutes after you exit the vehicle. This is expected behavior when an update package is onboard the vehicle. Do not service your vehicle during installation.
22-NA-1822025-09-27. Service bulletin. POWER TRAIN. This service bulletin advises the technician to check if the transmission cooler lines are twisted to correct customer concerns of Harsh Shift, Shudder, Surge, Stall, Transmission Overheating and/or High Transmission Fluid Temperature.
22-NA-1612025-09-27. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY/WIPER. This informational bulletin provides information for dealers/technicians on power folding mirrors do not fold at the same speed.
PIP6083A2025-09-25. Service bulletin. UNKNOWN OR OTHER. This preliminary information informs the dealer of an engine no start issue that may be the result of a failed ECM update. Dealers are instructed to attempt ECM programming and replacement if needed.
PIT6145A2025-09-25. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates information to verify if the vehicle frame has been lengthened or shorted as a result of the vehicle upfit. Dealer to refer to GM Upfitter bulletin 185 if frame has been modified.
PIT64352025-09-25. Service bulletin. UNKNOWN OR OTHER. This preliminary information communicates an issue with the battery going dead due to the tailgate release switch and dealerships are to replace the switch.
PIT5479H2025-09-17. Service bulletin. UNKNOWN OR OTHER. This Preliminary Information communication provides information to the technician about fluid leaking from the brake caliper piston area found during a service of the vehicle. The substance is actually excess assembly grease from the caliper boot and piston.
PIT64322025-09-17. Service bulletin. UNKNOWN OR OTHER. This preliminary information communicates an issue with an SES MIL and reduced power steering, and brake assist that engineering is working on a fix.
N2525083402025-09-16. Service campaign. ENGINE. Certain vehicles may have a condition that could cause the engine coolant control valve to fail. If this condition were to occur, the Malfunction Indicator Lamp (Check Engine Light) will illuminate and a diagnostic trouble code will set. Additionally in some cases, the engine cooling fans may run after the engine is switched off. Dealers are to replace the coolant control valve as necessary. The repairs will be made at no charge to the customer.
PIP5865H2025-09-16. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates the possibility of DTC P30BF failing on low mile vehicles due to the possibility of the cylinder 1/2 sliding barrel binding on intake camshaft.

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