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Professional Automotive Repair Technical Discussions for March 26, 2021 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2012 GMC Sierra 1500 SLE 5.3L Orange Residue (Rust?) Under Oil Cap VIN: 1GTR2VE75C I will reiterate; this vehicle is 95% highway driven for long distances, next to no short trip driving. There is no ferrous metal under or around the oil cap, so rust residue seems impossible. I think the coolant had to be topped off once, (aprox. 2 cups at oi... |
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