GM Service Manual Online
For 1990-2009 cars only

Shift Speed (2001 G Van 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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--

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4.3 L (L35)

B

G

3.42

486

613

1120

866

1141

1880

1292

1626

2584

1521

2915

1331

1585

C

GMT600

3.73

492

604

1118

850

1140

1855

1207

1520

2414

1520

2682

1341

1565

5.0 L (L30)

B

G10/20

3.42

440

587

1070

860

1049

1720

1175

1489

2412

1686

3171

1489

1573

5.7 L (L31)

B

G10/20

3.42

440

587

1070

860

1049

1720

1174

1489

2412

1686

3171

1489

1573

C

G10/20

3.73

470

582

1030

896

1030

1680

1142

1456

2351

1639

3081

1254

1523