What should my pressure be? Make Model Spec GALANT. 1800 TD, 2000, 2500 V6GALANT. 2.0 16V SPORTGALANT. 2.4 GDIGALANT. 2.5 V6 24V SPORTGALANT. 2.5 V6 24V. 16 OPTGALANT. 2.5I V6 24VGALANT. 2500ST, 2.5I V6 24VGALANT.1.8 GDI, 2.0 TDI, 2.8 TD, 2.0I 16V GLSLEGNUM. 2.4I