Circuit/System Description
WARNING: This page is about a different car, the 2019 Buick Cascada, 2018 Buick Cascada, and 2017 Buick Cascada. However, it is still accessible from the selected car via links, so may be relevant.
For an overview of the component/system, refer to:
- Drive Range, First Gear (Gen 2/Hybrid)
- Drive Range, Second Gear (Gen 2/Hybrid)
- Drive Range, Third Gear (Gen 2/Hybrid)
- Drive Range, Fourth Gear (Gen 2/Hybrid)
- Drive Range, Fifth Gear (Gen 2/Hybrid)
- Drive Range, Sixth Gear (Gen 2/Hybrid)
- Reverse (Gen 2/Hybrid)
- Electronic Component Description
- Fluid Passages (Gen 2/Hybrid)
The solenoid valve is used to regulate fluid pressure to other transmission control valves for torque converter clutch operation.
DTC P0741, P0742 sets only when there is a hydraulic/mechanical problem.