Shift Solenoid Valve State and Gear Ratio
WARNING: This page is about a different car, the 2008 Buick Lucerne. However, it is still accessible from the selected car via links, so may be relevant.
Shift Solenoid Valve State and Gear Ratio, 4T80-E, created for '97 Gcar
| Gear Range |
1-2 Shift Soleniod |
2-3 Shift Solenoid |
Ratio |
| First |
ON |
OFF |
2.87-3.11 |
| Second |
OFF |
OFF |
1.54-1.71 |
| Third |
OFF |
ON |
0.95-1.05 |
| Fourth |
ON |
ON |
0.65-0.71 |
| Reverse |
ON |
OFF |
2.02-2.23 |