2024 Chevrolet Trailblazer TSBs
409 manufacturer communications for the 2024 Chevrolet Trailblazer sit in NHTSA's public file. A TSB is factory repair guidance, not a recall — the repair is not automatically free. The 2024 Trailblazer problem report covers complaints, recalls, and investigations.
What the bulletins cover
Warranty extensions, campaigns & software updates
Worth checking your VIN against — these can mean free or reimbursed work if your vehicle qualifies.
Certain vehicles listed above may be missing relevant information regarding the use of snow chains, snow socks, or other traction devices from the Owner’s Manual. Vehicle owners will be mailed an owner’s manual insert to include with other important printed material in the…
Improvements to OnStar functionality. 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.
Certain vehicles may be missing relevant information regarding the use of snow chains, snow socks, or other traction devices from the Owner’s Manual. Vehicle owners will be mailed an owner’s manual insert to include with other important printed material in the glovebox. For…
Amendments to the Song-Beverly Act (SBA) California warranty law provides vehicle owners with an opportunity to submit a written notice to GM before filing a lawsuit seeking a vehicle repurchase. If such a notice is not provided to GM, then the vehicle owner is prevented from…
Amendments to the Song-Beverly Act (SBA) California warranty law provides vehicle owners with an opportunity to submit a written notice to GM before filing a lawsuit seeking a vehicle repurchase. If such a notice is not provided to GM, then the vehicle owner is prevented from…
Vehicle Wide Programming (VWP) is a new process to update software on GM Vehicles. It provides the ability via a single selection within Techline Connect to first identify which modules need updating and then proceed to updating affected modules (with some exceptions). The…
Emission Recall - certain vehicles may have The engine control module may not properly control engine ignition timing following certain Auto Engine Stop/Start events. If this were to occur, the Malfunction Indicator Lamp (Check Engine Light) would illuminate, and the engine may…
vehicles may have a condition in which the clutch backing plate retaining ring and/or the clutch piston retaining ring inside the transmission are out of specification. Dealers are to overhaul the clutch piston housing.
Service Update - certain vehicles may have a condition in which the clutch backing plate retaining ring and/or the clutch piston retaining ring inside the transmission are out of specification. Dealers are to replace the clutch piston housing.
Service Update - Certain vehicles may have a condition in which the clutch backing plate retaining ring and/or the clutch piston retaining ring inside the transmission are out of specification. Dealers are to replace the clutch piston housing.
Emission Recall - General Motors has decided to conduct a Voluntary Emission Recall involving certain vehicles with a 1.2L engine. The engine control module may not properly control engine ignition timing following certain Auto Engine Stop/Start events. If this were to occur,…
Upcoming Service Update Bulletin N242446290 – Expansion of Population
Customer Satisfaction Program - Various vehicle makes and models listed may have a condition in which the transmission case leaks fluid due to porosity around a mount bolt hole. Dealers will replace the transmission case.
This service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty Coverage Period.
Most recent service bulletins
The 20 most recent of 409 communications on file. The complete set is searchable on NHTSA's page for this vehicle.
This document assists GM Dealer technician's with diagnosing turbocharger concerns to ensure turbocharger replacement is necessary. The turbocharger part number will be placed on order restriction and the technician will have to contact GM Technical Assistance to verify the…
This Preliminary information communicates to the techicians a diagnostic tip if a customer has a complaint of a whistle/wind noise at highway speeds.
This Preliminary information communicates an issue with the SES MIL and DTC P062B and engineering is currently investigating.
This Preliminary information communicates to the technician the direction needed when encountering an issue with switching between adaptive cruise control and regular cruise control or an issue with automatic high beam feature after the front camera was replaced.
PI to help diagnose A/C concern
This Preliminary information communicates an issue with an OTA pending message still displayed after an OTA event and how to reset/clear the message.
This document is a technical bulletin regarding CarPlay issues in certain Buick and Chevrolet models. It details the problem, cause, and current status of the software anomaly affecting CarPlay connectivity.
This Preliminary information communicates to technicians to remove the pulley assembly and inspect the drive chain and pulley surfaces.
This Preliminary information communicates to the technician the direction needed when encountering an issue with switching between adaptive cruise control and regular cruise control or an issue with automatic high beam feature after the front camera was replaced.
This PI addresses leaks from the case half and provides repair direction to dealer technicians
PIP6032B provides diagnostic direction for dealers when encountering transmission leaks
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:…
This document assists GM Dealer technician's with diagnosing turbocharger concerns to ensure turbocharger replacement is necessary. The turbocharger part number will be placed on order restriction and the technician will have to contact GM Technical Assistance to verify the…
PI provides information on how to obtain a restricted radio
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.
This Preliminary information communicates to dealers a procedure to reset the radio.
This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues
Pi created to provide GM dealers with information on gathering information for projection issue
This Preliminary information communicates to dealers a procedure to reset the radio.
This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC display
Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.