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Covers the full range of CAT vehicles, engines, and industrial equipment from 1977 through 2021/2022

Some "merged" posts include the 01.2022 or newer data flash files to extend coverage for the latest engine serial numbers. Components Included: CBT (Component Based Troubleshooting): cat sis 072021 2022 157gb largest version new files mhh

The advantages of utilizing the CAT SIS 2022 157GB largest version are numerous: Covers the full range of CAT vehicles, engines,