What should my pressure be? Make Model Spec CHARIOT. STANDARDGRANDIS, SPACE WAGON. 1.8I, 2.0GDI, 2.4IGRANDIS, SPACE WAGON. 2.0 OVATIONGRANDIS, SPACE WAGON. 2.4 GDI 16VGRANDIS, SPACE WAGON. 3.0 GDI 16VNEW MODELSATAMO. 2.0 16V