jbueningExplorerJun 19, 2019C7 Scan Gauge CodeDoes anyone know what the code given by my Scan Gauge for a Cat C7 means? ID 639 FM 12 Cnt 24 Thanks, Jack Buening
cbeierlExplorerJun 21, 2019Don't know if these will help or not: Cat Engine Codes (select Download once you've clicked on the link).