9TXX ETRS Component Application Chart
WARNING: This page is about a different car, the 2020 Buick Regal and 2019 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
Solenoid Application Chart
| Range | Gear | Solenoids | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| A | B | C | D | E | F | G | H | PISA | ||
| Park | Park | Off | Off | Off | Off | Off | On | On | Off | Off |
| Reverse | Reverse | Off | Off | Off | On | On | Off | On | Off | On |
| Neutral | Neutral | Off | Off | Off* | Off* | Off | On | On | Off | On |
| Neutral Shift | Off | Off | On | On | Off | On | On | Off | On | |
| Neutral High | Off | Off | Off | On | Off | On | On | Off | On | |
| Drive | 1 - Lock - Engine Braking | Off | Off | On | Off | Off | On | On | Off | On |
| 1 - Freewheel | Off | Off | On | Off | Off | Off | On | Off | On | |
| 2 | Off | On | On | Off | Off | On | On | Off | On | |
| 3 | Off | Off | On | Off | Off | On | On | Off | On | |
| 4 | Off | Off | On | On | Off | On | On | Off | On | |
| 5 | Off | Off | On | Off | On | On | On | Off | On | |
| 6 | Off | Off | On | Off | Off | Off | On | On | On | |
| 7 | On | Off | On | Off | On | Off | On | On | On | |
| 8 | On | Off | On | Off | Off | Off | On | On | On | |
| 9 | On | On | On | Off | Off | Off | On | On | On | |
| * On/Stroked for ≤ 350 ms in order to apply park servo, releasing the parking pawl when shifting from PARK to Neutral | ||||||||||
Electronically Controlled Valve Application Chart
| Range | Gear | Mode Valves | ||
|---|---|---|---|---|
| Mode Enable Valve | Transmission Range Mode Valve 1 | Transmission Range Mode Valve 2 | ||
| Park | Park | On | Default | Default |
| Reverse | Reverse | On | Default | Stroked |
| Neutral | Neutral | On | Default* | Default* |
| Neutral Shift | On | Stroked | Stroked | |
| Neutral High | On | Default | Stroked | |
| Drive | 1 | On | Stroked | Default |
| 2 | On | Stroked | Default | |
| 3 | On | Stroked | Default | |
| 4 | On | Stroked | Default | |
| 5 | On | Stroked | Default | |
| 6 | On | Stroked | Default | |
| 7 | On | Stroked | Default | |
| 8 | On | Stroked | Default | |
| 9 | On | Stroked | Default | |
| * On/Stroked for ≤ 350 ms in order to apply park servo, releasing the parking pawl when shifting from PARK to Neutral | ||||
Hydraulic Component Application Chart
| Range | Gear | Clutch/Servo | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Park Servo | Selective One-way Clutch Servo | 123456C | 29C | 38C | 4C | 57RC | 6789C | ||
| Park | Park | Released | Released | Released | Released | Released | Released | Released | Released |
| Reverse | Reverse | Applied | Applied | Released | Released | Released | Released | Applied | Released |
| Neutral | Neutral | Released | Released | Released | Released | Released | Released | Released | Released |
| Neutral Shift | Applied | Applied | Released | Released | Released | Released | Released | Released | |
| Neutral High | Applied | Applied | Released | Released | Released | Released | Released | Released | |
| Drive | 1 - Lock (Engine Braking) | Applied | Applied | Applied | Released | Released | Released | Released | Released |
| 1 - Freewheel | Applied | Released | Applied | Released | Released | Released | Released | Released | |
| 2 | Applied | Released | Applied | Applied | Released | Released | Released | Released | |
| 3 | Applied | Released | Applied | Released | Applied | Released | Released | Released | |
| 4 | Applied | Released | Applied | Released | Released | Applied | Released | Released | |
| 5 | Applied | Released | Applied | Released | Released | Released | Applied | Released | |
| 6 | Applied | Released | Applied | Released | Released | Released | Released | Applied | |
| 7 | Applied | Released | Released | Released | Released | Released | Applied | Applied | |
| 8 | Applied | Released | Released | Released | Applied | Released | Released | Applied | |
| 9 | Applied | Released | Released | Applied | Released | Released | Released | Applied | |
| Applied/Released = Hydraulic pressure applied/released on the component | |||||||||