GM Service Manual Online
For 1990-2009 cars only

Shift Speed (2001 F-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 @ 12% (RPM)

% of TPS

12

25

50

12

25

50

12

25

50

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Trans Cal

Body

Axle

--

--

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3.8 L (L36)

A

F

3.08

619

950

1239

1115

1735

2354

1982

2478

4584

1693

3139

1445

1239 3rd Gear

B

F

3.42

590

953

1226

1090

1725

2315

1998

2633

5039

1634

3269

1453

1226 3rd Gear

5.7 L (LS1)

A

F

2.73

474

657

1168

839

1204

2153

1204

1825

N/A

1934

3653

1460

1642

B

F

3.23

477

607

1215

868

1128

2170

1259

1866

4248

1953

3676

1345

1606