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Old 07-24-2022, 09:38 PM
bird123 bird123 is offline
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Join Date: Aug 2021
Posts: 8
Default Transmission kickdown question

1972 Grand Prix 455 TH400...Transmission kicks down correctly at speeds under 30mph (or so) but does not kick down at highway speeds. Anyone here have advice on what components should be checked for functionality or adjustment? Thanks for any input.