GM Service Manual Online
For 1990-2009 cars only

Shift Speed (2003 M/L 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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4.3L (L35)

A

M

3.23

533

738

1071

945

1239

1890

1323

1617

2436

1680

3150

1323

1974

B

M/L

3.42

542

737

1040

932

1213

1842

1300

1582

2384

1625

3077

1300

1929

C

M/L

3.73

544

733

1040

922

1206

1844

1300

1584

2388

1631

3075

1300

1915