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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for May 5, 2024
International Automotive Technicians' Network (iATN) - Members Only
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for All Makes and Models
Help Request Answers
2012 Toyota Tundra 4.6L Differential VIN: 5TFUM5F11C
The 4hi light constantly flashes and the four-wheel-drive is stuck engaged. Code C1340 will not clear. Customer replaced the 4x4 actuator on the front axle as a guess but that did not fix the problem. I cannot find much info on this code. Any help would be...
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Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2017 Chevrolet Silverado 1500 Custom 5.3L brake lights VIN: 1GCVKREC1H
This one has an appointment with the dealer later this week. After opening this help request I: Rechecked voltage and grounds at the BCM, all were OK. Watched the voltage at the BCM for the Stop Lamp Switch Signal (the other input supplied by the Brake Pe...
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2019 Chevrolet Silverado 1500 LT 5.3L Tcm VIN: 1GCRYEED6K
First off thank you Michael, Kevin [...] Mark. I chose the refresh characterization and after that it went straight to programming the TCM. Didn't even have to put in the TUN number. I guess it pulled it from the transmission which I had programmed previously. ...
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2000 Lexus GS300 3.0L Hesitation, Misfire, MIL Lamp on VIN: JT8BD68SXY
Firstly, I want to thank everyone for all the prompt responses I got on this help request! Some suggestions addressed things I had already looked at, but that's OK, because rechecking sometimes renders good results. Prior to acting on some suggestions, I did s... Trouble codes: P0300 (Random misfire), P0301 (Cyl 1 misfire).
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