Make Model Spec 406. 1.6I406. 1.8I L LX LXS, 2.0I GLX; 99-01406. 1.9 TD406. 16 OPT406. 2.0 HDI 90-110406. 2.0/1.9 TD. L, LX, LXS, GLX EXEC.STYLE406. 2.0; LX. GLX; GTX; EXEC406. 2.0I SRI406. 2.0I TURBO SRI EXECUTIVE406. 2.0I, 2.0TD LX GLX EXECUTIVE, GTX406. 2.1 TD LX GLX EXECUTIVE406. 2.2406. 2.2 HDI 135 BHP406. 3.0 V6 GTX406. 3.0I V6406. RAPIER MODEL OPT.406. RAPIER MODELS406.1.8/2.0/2.0D L; LX; GTX; GLX EXECUTIVE What should my pressure be?