Automatic transmission may not shift when cold on Suzuki Grand Vitara

The automatic transmission may not shift when cold due to debris on the output speed sensor. There is a revised output speed sensor and software update available which should correct this concern.

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Average mileage: 120,000 (120,000–120,000)
Drive Train affected: Automatic Transmission
2 model years affected: 2006, 2011
2 people reported this problem
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2011 Suzuki Grand Vitara - Automatic Transmission 120,000 mi,
Will not shift correctly into reverse, and now it will not shift into 2 easily. the rpm will hit 4000 and it still will not shift