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What are TSBs and how to find them?


a technician searching for tsb's

In the world of automotive maintenance and repair, Technical Service Bulletins (TSBs) are vital resources for both professionals and vehicle owners alike. A TSB is a public communication from the manufacturer that documents recommended procedures for repairing vehicles. Unlike recalls, which are issued when a safety defect is identified, TSBs are issued to help technicians diagnose and fix common issues. They can range from simple updates to complex technical data for repairs. Here's how you can find the TSBs for your vehicle, ensuring you're informed about potential issues and manufacturer-recommended solutions.

Understanding the Importance of TSBs


Before diving into how to find TSBs, it's essential to understand their value. TSBs can provide information on:


  • Common problems found in a vehicle model.

  • Detailed repair instructions and service procedures.

  • Updates to vehicle software.

  • Components and parts updates.

  • Warranty information.

Know Your Vehicle's Details


The first step in finding TSBs for your vehicle is to gather all necessary details about your car or truck. This includes the make, model, year, and VIN (Vehicle Identification Number). This information will be crucial in narrowing down the search to relevant bulletins. You can find your vin on your registration card, insurance card, driver side bottom windshield, inside drivers door on B pillar and a few other places.



Visit the Manufacturer's Website


Many vehicle manufacturers provide access to TSBs directly through their websites, especially for newer models. This is often found in the support or owner's section. Access might be free or require registration. If you're unable to find the TSBs on the manufacturer's site, don't worry—there are other avenues to explore.

Check the National Highway Traffic Safety Administration (NHTSA)




The NHTSA website is a valuable resource for finding TSBs. While it may not have every bulletin for every issue, it's a good starting point for significant problems. You can search their database by entering your vehicle's make, model, and year. This service is free and can also provide insights into recalls and safety notices.

Use Third-party Websites to find TSBs


Several reputable automotive websites and databases offer access to TSBs. Some of these services are free, while others may require a subscription. Examples include:

  • ALLDATA (paid subscription) - List of TSBs for your vehicle

  • IDENTIFIX(paid subscription) - List of TSBs for your vehicle

  • Mastertech.ai - Chat using AI to discover TSBs related to vehicle symptoms

  • Safercar.gov A part of the NHTSA, which provides free access to recalls and safety-related TSBs.

  • AutoZone's Repair Help Section: Offers free access to some basic TSB information, especially for common issues.

Visit a Local Dealership or a Trusted Mechanic to find TSBs


If you're having trouble finding a TSB online or if the information seems too technical, visiting a local dealership or a trusted mechanic can be a great option. Dealerships have direct access to the manufacturer's latest TSBs and can tell you if any apply to your vehicle. Keep in mind, that while the TSBs themselves are free, the dealership might charge for diagnostic services or repairs.

Automotive Forums and Communities


Online automotive forums and communities can also be a treasure trove of information. Members often share their experiences with specific vehicle issues, including TSBs. While this information can be helpful, ensure to verify it through official sources.

Mastertech.ai recognized that finding TSB information for your vehicle can be quite the headache which is why we created an AI powered TSB chat tool to help you quickly connect to any TSB information related to an issue you are having with your vehicle.


1. Simply sign up for an account here: https://app.mastertech.ai/



2. Enter your VIN


3. Tell Mastertech the current issue you are having



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