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Welcome to the GM Transmission Service Repair Manuals section! Here you will find comprehensive manuals and instructions for maintaining and repairing the transmissions of your GM vehicle. Our team of experts is dedicated to providing you with top-quality materials and updates for your vehicle’s transmission system. Stay updated with the latest manuals and instructions by checking back often. Thank you for choosing GM Transmission Service Repair Manuals!

GM 4L60E 65E 70E- 4L80E 85E Diagnostic Code Book – ATSG

GM 4L60E 65E 70E - 4L80E 85E Diagnostic Code Book – ATSG PDF. This manual was compiled with the professional technician in mind, therefore a basic electrical knowledge is necessary, especially when it comes to vehicles equipped with a …