GM Service Manual Online
For 1990-2009 cars only

Shift Solenoid Valve State and Gear Ratio 6L50

Gear

Shift SOL 1

Shift SOL 2

1-2-3-4 CL PC SOL 5 N.L.

2-6 CL PC SOL 4 N.L.

3-5 REV CL PC SOL 2 N.H.

LOW REV 4-5-6 CL PC SOL 3 N.H.

Gear Ratio

Park

ON

ON

OFF

OFF

OFF

ON

--

Reverse

ON

OFF

OFF

OFF

ON

ON

3.2000

Neutral

ON

ON

OFF

OFF

OFF

ON

--

1st Braking

ON

ON

ON

OFF

OFF

ON

4.065

1st

OFF

ON

ON

OFF

OFF

OFF

4.065

2nd

OFF

ON

ON

ON

OFF

OFF

2.371

3rd

OFF

ON

ON

OFF

ON

OFF

1.551

4th

OFF

ON

ON

OFF

OFF

ON

1.157

5th

OFF

ON

OFF

OFF

ON

ON

0.853

6th

OFF

ON

OFF

ON

OFF

ON

0.674

For shift solenoids 1 and 2, "ON" = Solenoid Energized (Pressurized) "OFF" = Solenoid De-energized (No Pressure).

For pressure control solenoids, "ON" = Pressurized, "OFF" = No Pressure