Car Problem Reports

Suzuki Grand Vitara Harsh Downshift on Deceleration

Suzuki Grand Vitara Problem
2 Reports
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Model Year Affected: 2006


A harsh downshift from the automatic transmission my be noted on deceleration. Updating the transmission control module (TCM) software may correct this concern. Software revisions are commonly most helpful on newer vehicles. once the mileage builds up a worn component could cause similar problems. Whenever major transmission work in performed, the transmission software should be updated as necessary.

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