GM Service Manual Online
For 1990-2009 cars only

Transmission in Reverse (R)

Engine Speed (RPM)

Approximate Line Pressure

Metric

English

Idle

0.50-0.62 Mpa

72.52-89.92 psi

Stall

1.71-1.99 Mpa

248.01-288.63 psi

Transmission in Drive (D)

Engine Speed (RPM)

Approximate Line Pressure

Metric

English

Idle

0.33-0.39 Mpa

47.86-56.56 psi

Stall

1.28-1.4 Mpa

185.68-203.05 psi