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Home >> GMC >> 2021 >> Terrain SLE, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 100 (Automatic Transmission - 9T45 (M3U) Or 9T50 (M3D M3H) - Description And Operation) >> Description and Operation >> Reverse (Hydraulic Circuits With ETRS) >> Notes

Reverse (Hydraulic Circuits With ETRS): Notes

WARNING: This page is about a different car, the 2020 GMC Terrain and 2020 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.

When the gear selector is moved to the Reverse (R) position (from the Park position) the 5-7 reverse solenoid, the clutch select control solenoid and the VFS S4 solenoid is commanded ON and the 1 reverse and 6-7-8-9 solenoid is commanded OFF and the following changes occur in the transmission's hydraulic and electrical systems:

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