GM Service Manual Online
For 1990-2009 cars only

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

3.06

Neutral

ON

ON

OFF

OFF

OFF

ON

--

1st Braking

ON

ON

ON

OFF

OFF

ON

4.03

1st

OFF

ON

ON

OFF

OFF

OFF

4.03

2nd

OFF

ON

ON

ON

OFF

OFF

2.36

3rd

OFF

ON

ON

OFF

ON

OFF

1.53

4th

OFF

ON

ON

OFF

OFF

ON

1.15

5th

OFF

ON

OFF

OFF

ON

ON

0.85

6th

OFF

ON

OFF

ON

OFF

ON

0.67

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

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