GM Service Manual Online
For 1990-2009 cars only

Pressure Control Solenoid Current (Amp)

Approximate Line Pressure (PSI)

0.02

157-177

0.10

151-176

0.20

140-172

0.30

137-162

0.40

121-147

0.50

102-131

0.60

88-113

0.70

63-93

0.80

43-73

0.90

37-61

0.98

35-55