GM Service Manual Online
For 1990-2009 cars only

Shift Speed (2001 Y Car 4L60-E)

 

1-2 Upshift @ +/- 250 RPM Output Shaft Speed

2-3 Upshift @ +/- 250 RPM Output Shaft Speed

3-4 Upshift @ +/- 250 RPM Output Shaft Speed

1-2 Upshift @ Wide Open Throttle +/- 250 RPM, Output Shaft Speed

2-3 Upshift @ Wide Open Throttle +/- 250 RPM, Output Shaft Speed

3-1 Wide Open Throttle Downshift +/- 100 RPM, Output shaft Speed

MIN TCC Apply (RPM)

% of TPS

12

25

50

12

25

50

12

25

50

100

100

100

12

Trans Cal

Body

Axle

--

--

--

--

--

--

--

A

Y

2.73

459

636

1130

812

1165

2083

1165

1765

N/A

1960

3625

1483

1588

B

Y

3.15

490

612

1142

857

1102

2081

1183

1673

4406

1962

3631

1469

1714