Transmission Control Solenoids
WARNING: This page is about a different car, the 2018 Chevrolet Suburban 3500 HD. 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 |