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Prev Professional Automotive Repair Technical Discussions for February 16, 2020
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2016 GMC Yukon XL Denali 6.2L No 4/5th gear Goes to "N" VIN: 1GKS27KJXG
Vehicle came in no codes no 4/5th gear it goes to nuetral. NO CODES. Internally Transmission like new. Pressure check good all splines good. Changed valve body with solenoids same problem. Changed TCM Same problem NO CODES. Relearn all characterization of ...
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