GM Service Manual Online
For 1990-2009 cars only

Vehicle

Engine Code

Engine Size

High Flow

Pressure Relief

LPM

GPM

kPa

PSI

Pontiac G6

LZ4

3.5 L

7.38/8.90

1.95/2.35

9307/10342

1350/1500

LY7

3.6 L

7.38/8.90

1.95/2.35

9307/10342

1350/1500

LZ9

3.9 L

7.38/8.90

1.95/2.35

9307/10342

1350/1500