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Welcome to the PETERBILT Fault Codes section! Here you will find a comprehensive list of fault codes and troubleshooting guides for PETERBILT vehicles. Our team of experts is dedicated to providing you with the necessary resources to help you quickly and accurately diagnose and fix any issues with your vehicle. We understand the importance of keeping your vehicle running smoothly, and our fault codes will assist you in achieving that. Be sure to check back for updates and new materials. Thank you for choosing PETERBILT Fault Codes!