Transmission Control Solenoids
WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
The letter B is not cast on the lower control valve solenoid body. It is shown on the above graphic for illustration only.
Transmission Control Solenoids
| Callout Number | Actuator High Control Circuit Group | Solenoid Name | Solenoid Type | Controlled Element | Lower Control Valve Body Bore Location | Resistance Value at 20°C (68°F) |
|---|---|---|---|---|---|---|
| 1 | 2 | Transmission Control Solenoid Valve 7 | High Pressure, Normally Low, Variable Force | Torque Converter Clutch (TCC) | A | 4.5 - 5.5Ω |
| 2 | 1 | Transmission Control Solenoid Valve 4 | High Pressure, Normally High, Variable Force | 2-3-4-6-8 Clutch | B | 4.5 - 5.5Ω |
| 3 | 2 | Transmission Control Solenoid Valve 3 | High Pressure, Normally Low, Variable Force | 1-3-5-6-7 Clutch | C | 4.5 - 5.5Ω |
| 4 | 1 | Transmission Control Solenoid Valve 5 | Low Pressure, Normally High, Variable Force | 4-5-6-7-8-Reverse Clutch | D | 4.5 - 5.5Ω |
| 5 | 2 | Transmission Control Solenoid Valve 1 | Low Pressure, Normally High, Variable Force | 1-2-7-8-Reverse Clutch | E | 4.5 - 5.5Ω |
| 6 | 2 | Transmission Control Solenoid Valve 2 | High Pressure, Normally Low, Variable Force | 1-2-3-4-5-Reverse Clutch | F | 4.5 - 5.5Ω |
| 7 | 2 | Transmission Control Solenoid Valve 6 | Low Pressure, Normally High, Variable Force | Line Pressure | J | 4.5 - 5.5Ω |
| 8 | 2 | Transmission Control Solenoid Valve 9 | Normally Closed, ON - OFF | Boost Valve | G | 11.0 - 13.0Ω |
| 9 | 1 | Transmission Control Solenoid Valve 8 | Normally Closed, ON - OFF | Default Valve | H | 11.0 - 13.0Ω |