GM Service Manual Online
For 1990-2009 cars only

Hydra-matic 4T60-E Transmission

 

Range

Models

kPa

psi

Minimum Line Pressure: 1250 RPM 61 kPa (18" Hg) Vacuum

D4, D3, D2

WFW

512-596

74-86

D1

WFW

921-1333

134-193

P, R, N

WFW

460-696

67-101

Full Line Pressure: 1250 RPM 0 kPa (0" Hg) Vacuum

D4, D3, D2

WFW

1148-1400

166-203

D1

WFW

921-1333

134-193

P, R, N

WFW

1540-1898

223-275