GM Service Manual Online
For 1990-2009 cars only

Shift Speed (1999 M/L-Van 4L60-E)

 

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

2-3 Shift @ +/- 200 RPM Output Shaft Speed

3-4 Shift @ +/- 150 RPM Output Shaft Speed

3-1 @ +/- 100 RPM Output Shaft Speed

3-2 @ +/- 100 RPM Output Shaft Speed

3-1 Wide Open Throttle Shift

2-3 Wide Open Throttle Shift

MIN TCC Apply @ 12% Throttle (RPM)

% of TPS

12

25

50

12

25

50

12

25

50

 

 

 

 

 

Trans Cal

Axle

 

 

 

4.3L (L35)

A

3.23

533

758

1045

922

1209

1845

1291

1578

2378

N/A

718

1291

5000

1927

B

3.42

542

738

1042

933

1215

1844

1302

1584

2387

369

N/A

1302

5000

1931

C

3.73

544

733

1041

922

1206

1845

1301

1584

2389

378

N/A

1301

5000

1916