GM Service Manual Online
For 1990-2009 cars only

Shift Speed (2003 S/T Truck 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

--

--

--

--

Trans Cal

Body

Axle

--

--

--

2.2L (LN2)

A

S

4.10

533

840

1208

998

1522

2258

1575

2100

3465

1785

3202

1575

1995

4.3L (L35)

A

S/T

3.08

542

736

1131

930

1299

1840

1298

1697

2577

1635

3076

1298

1918

B

S

Sport

3.08

529

761

1058

909

1206

1882

1290

1586

2390

1643

3097

1310

1922

B

S/T

3.42

529

761

1058

909

1206

1882

1290

1586

2390

1643

3097

1310

1922

B

T

Hi-Wide

3.73

529

761

1058

909

1206

1882

1290

1586

2390

1643

3097

1310

1922

C

S

Sport

3.42

521

747

1042

906

1200

1857

1268

1563

2378

1636

3077

1291

1926

C

S/T

3.73

521

747

1042

906

1200

1857

1268

1563

2378

1636

3077

1291

1926