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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for November 19, 2021
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Open Help Requests for Ford
Help Request Answers
2016 Ford F-550 Super Duty XLT 6.8L Surge VIN: 1FDUF5GY1G
This truck will stair step the rpm as you drive it. It's not a smooth rpm increase when driving. We perform a relearn on the system and it is fine for a few miles but then reverts back to the original problem. No codes. This is a U-Haul truck. They have an...

Fixes & Summaries for Ford
Fix/Summary Answers
2016 Ford Fusion SE 1.5L MIL Lamp on VIN: 1FA6P0HD1G
Pretty much everyone said to check for a stuck open purge valve. When I got the vehicle back, the CEL was off and the fuel trims were within spec. After driving several times it start to run rich. I checked the purge valve and found purge valve stuck open. Rep... Trouble codes: P0172 (Bank one system rich).
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