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Professional Automotive Repair Technical Discussions for July 23, 2026 International Automotive Technicians' Network (iATN) - Members Only |
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| (Also Available: All, Asian, Chrysler, European, Ford, GM.) | ||
| Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder. | ||
Open Help Requests for GM
| Help Request | Answers | |
| 2021 Chevrolet Silverado 2500 HD LT 6.6L Oil Pressure VIN: 1GC1YNEY0M Customer concern of no oil pressure on cold start. It will scream on the dash to turn engine off. After a couple of cranks, it will build pressure and operate normally. Customer has tried changing the oil twice using AC Delco filter and oil. Oil pressure s... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2015 Cadillac Escalade ESV Platinum 6.2L Poor Idle Quality, MIL Lamp on VIN: 1GYS4TKJ4F I got the full story from the customer. He had his mechanic friend replace the camshaft and lifters due to a failed AFM lifter. The customer claims to have used all GM parts from the Dealer and had the boxes to prove it. I pulled the oil pump and sure enough... Trouble codes: P0016 (CKP - CMP Not Plausible). |
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