2024 Chevrolet Silverado 1500 Technical Service Bulletins

950 technical service bulletins (TSBs) are on record for the 2024 Chevrolet Silverado 1500. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 11038596Oct 17, 2026Other or unknown. This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
• 11038460Oct 7, 2026Other or unknown. This Preliminary information communicates an issue with the SES MIL and DTC P062B and engineering is currently investigating.
• 11038463Oct 5, 2026Other or unknown. This document assists GM dealer technicians with diagnosing torque converter concerns to ensure torque converter replacement is necessary. The torque converter part number will be placed on order restriction, and the technician will be asked to follow 25-NA-148 before requesting a part through PQC.
• 11038139Oct 5, 2026Other or unknown. This preliminary PI was created to advise techniians in the field that they will not be able to perform a GDS automated bleed with the scan tool dues to a issue with the software in the scan tool
• 11038136Sep 28, 2026Other or unknown. This preliminary information is for technicians that may see DTCs that are history and should not perform any part replacements. They should follow the notes mentioned prior to anything being replaced.
• 11038132Sep 28, 2026Other or unknown. This Preliminary information communicates to dealers a procedure to reset the radio.
• 11037555Sep 26, 2026Other or unknown. This PI provides Diagnostics tips on how the LIN bus works and how to diagnosis it.
• 11037551Sep 21, 2026Other or unknown. This preliminary information communicates an issue with a service column lock message and DTC U3000. Engineering is working on the issue and in the meantime dealerships are to reset/clear the DTC and perform four sleep cycles to verify the DTC does not return.
• 11037445Sep 15, 2026Other or unknown. This PI is created to inform GM dealers that some vehicles may intermittently fail to connect wireless Apple CarPlay or Android Auto after Bluetooth pairing during the first key cycle. The condition is caused by a software anomaly.
• 11037312Sep 11, 2026Fuel system. Emission Recall. General Motors has decided to conduct a Voluntary Emission Recall involving certain 2023-2024 model year Chevrolet Colorado / Silverado 1500 and GMC Canyon / Sierra 1500 vehicles equipped with a 2.7L engine (RPO L3B). The Engine Control Module (ECM) may not sufficiently control fuel injector flow rate under certain driving conditions. Dealers are to reprogram the ECM.
• 11037320Sep 10, 2026Other or unknown. This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC display
• 11037261Sep 10, 2026Other or unknown. General Motors has decided to conduct a Voluntary Emission Recall involving certain 2024 model year Chevrolet Silverado 1500 and GMC Sierra 1500 vehicles. These vehicles may have a Brake System Control Module (BSCM) that does not correctly set a Diagnostic Trouble Code (DTC) or illuminate the Malfunction Indicator Lamp (Check Engine Light) if certain system faults with the potential to affect the vehicle’s…
• 11037253Sep 4, 2026Other or unknown. This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
• 11037258Sep 3, 2026Other or unknown. This PI is created to inform GM dealers that some vehicles may intermittently fail to connect wireless Apple CarPlay or Android Auto after Bluetooth pairing during the first key cycle. The condition is caused by a software anomaly. Do not replace parts. Engineering is investigating the root cause; customers may continue to drive the vehicle. This PI will be updated or replaced by a TSB once a resolution is…
• 11037255Sep 3, 2026Other or unknown. This preliminary information communicates a diagnostic tip for the tailgate release system and tailgate ajar message.
• 11036704Aug 27, 2026Other or unknown. This PI was created to address an Intermittent Loss of Connectivity, GPS, or Wi-Fi Due to OnStar Module concern.
• 11036690Aug 27, 2026Other or unknown. This Preliminary information communicates to the technicians a diagnostic tip if a technician loses communication with the image processor #2 and how to restore communication
• 11036392Aug 20, 2026Other or unknown. This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues
• 11035685Aug 4, 2026Fuel system. Certain vehicles may have a condition in which the Engine Control Module (ECM) does not sufficiently control fuel injector flow rate under certain driving conditions. Dealers are to reprogram the ECM.
• 11035693Jul 28, 2026Other or unknown. This Preliminary information communicates an issue with the SES MIL and DTC P062B and engineering is currently investigating.
• 11035260Jul 28, 2026Other or unknown. Certain vehicles listed above may have a condition in which the vehicle may shift out of park without key fob inside vehicle while in "Protected Idle" Mode. Dealers will update the BCM software. Owners who have accepted applicable terms and conditions will have the opportunity to accept these software changes using wireless over-the-air (OTA) technology without having to bring their vehicle to a dealership.
• 11035354Jul 24, 2026Other or unknown. This PI communicates diagnostic information to assist Technicians with a possible transmission shudder
• 11035352Jul 24, 2026Other or unknown. This Preliminary information communicates to the technician on the a potential cause for Buzz/rattle/vibration/ from the passenger side when the vehicle is under light load, with a 3.0L LZ0 Engine. It also addresses the potential for a slow/no crank or not charging.
• 11035351Jul 24, 2026Other or unknown. This PI Communicates information to ensure Memory Recall is enabled to ensure memory mirrors return to set position after curbview assist is used.
• 11035350Jul 23, 2026Other or unknown. This PI provides information to repair the door water deflector which is not sealed properly allows water into the door jam/sill area.
• 11035340Jul 21, 2026Other or unknown. PI to help diagnose A/C concern
• 11035308Jul 21, 2026Other or unknown. This PI provides diagnostic tips for diagnosing electric trailer brakes issues.
• 11035133Jul 17, 2026Other or unknown. This PI was created to help avoid unnecessary front camera module replacements
• 11035127Jul 13, 2026Other or unknown. This PI provides a diagnostic tip on poor a/c performance due to a condenser issue and instructions to replace the ac condenser.
• 11035125Jul 13, 2026Other or unknown. This PI was created to address an Intermittent Loss of Connectivity, GPS, or Wi-Fi Due to OnStar Module concern.
• 11035455Jul 10, 2026Other or unknown. • Improves transmission diagnostic software. • Reduces unnecessary check engine light activations.
• 11034974Jul 9, 2026Other or unknown. This Preliminary information communicates where to find the back antenna for learning new key fobs.
• 11034977Jul 6, 2026Other or unknown. The purpose of this PI is to inform dealer technicians of a normal cab pressure relief valve noise to avoid unnecessary part replacement
• 11034785Jun 29, 2026Other or unknown. This Preliminary information communicates an issue with the dome light off switch not working after the BCM goes asleep. Advise dealership it is working as designed.
• 11034781Jun 29, 2026Other or unknown. This preliminary information communicates an issue with aftermarket LED lighting causing false front park assist alerts and dealers are to install the factory lighting before performing any in depth diagnostics.
• 11034778Jun 29, 2026Other or unknown. This preliminary information communicates an issue with a Service Brake system message and DTC C055F due to a low battery condition. Dealer are to inspect the battery, battery connections and for any aftermarket devices.
• 11034769Jun 23, 2026Other or unknown. This Preliminary information communicates an issue with an OTA pending message still displayed after an OTA event and how to reset/clear the message.
• 11034763Jun 23, 2026Other or unknown. This PI was created to address an Intermittent Loss of Connectivity, GPS, or Wi-Fi Due to OnStar Module concern.
• 11034054Jun 10, 2026Other or unknown. • If you are equipped with Diesel engine then: Improvements to accuracy for Diesel Exhaust Fluid level shown in driver display.
• 11034001Jun 10, 2026Other or unknown. This PI provides diagnostic steps for dealer technicians to verify the condition and ensure that part replacement is necessary
• 11033987Jun 10, 2026Other or unknown. This PI advises dealers that if the K160 Brake System Control Module sets DTC P0606 along with P0562 and/or P25A2, additional diagnostic aids should be followed before replacing parts. The PI provides guidance to inspect for low voltage conditions, wiring, terminal concerns, and module communication issues that may cause false or intermittent EBCM DTCs.
• 11034053Jun 9, 2026Other or unknown. • Fixes to help ensure proper functionality for heating and cooling features. • Improvements to night mode lights for shifting gears. • Fixes for Daytime Running Lamps turning on when set to Off. • Fixes to help prevent erroneous missing key messages on driver display. • Fixes for accuracy of low tire pressure alert. • Fixes for speed threshold for pedestrian alerts. • Improvements to start reliability and reduced…
• 11033986Jun 9, 2026Other or unknown. This Preliminary information communicates an issues with the HVAC making a hum buzz noise when the blower is set to a higher speed. Engineering is working on a new HVAC door seal material to correct the noise.
• 11033753Jun 5, 2026Other or unknown. This preliminary PI was created to advise techniians in the field that they will not be able to perform a GDS automated bleed with the scan tool dues to a issue with the software in the scan tool
• 11033720Jun 5, 2026Other or unknown. This Preliminary information communicates that the inner tailgate cannot be disabled if the vehicle is not equipped with passive entry.
• 11033726Jun 3, 2026Other or unknown. This preliminary information is to inform technicians that GM is placing the B174W Front View Camera Module (ACP2) on part restriction due to elevated replacement rates and ongoing engineering investigation. Technicians must not replace the front camera module unless they have: 1.Completed the diagnostic procedure in this PI, and 2.Contacted TAC and received authorization, including the SI document number and…
• 11033186May 29, 2026Other or unknown. This Preliminary information communicates recovery procedure after return to dealer message.
• 11033188May 27, 2026Other or unknown. A dealer may encounter multiple DTCs when a B65 Manifold Absolute Pressure/Intake Air Temperature Sensor fails. Diagnostics may be misleading but if the Fuel Rail Temperature has the 419 degrees displayed this PI will assist with repairs.
• 11033150May 27, 2026Other or unknown. This preliminary information is to inform technicians and customers that the voice command will be inoperative when trying to open applications. Engineering is investigating and this PI will be converted to a bulletin when a repair is available.
• 11032955May 21, 2026Other or unknown. The document advise technicians after an engine repair involving removal of the camshaft actuators, the vehicle may set p1101 P0172 and or stalls when taken off idle. The technician is instructed to verify the intake and exhaust camshaft actuators are installed onto the correct camshafts.

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