A/C System Pressure - Zone Classification
WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
A/C Performance Table
| Ambient Air Temperature | Relative Humidity | Service Port Pressure | Maximum Left Center Discharge Air Temperature | |
|---|---|---|---|---|
| Low Side | High Side | |||
| 13-18°C (55-65°F) | 0-100% | 151-179 kPa (22-26 psi) | 868-1267 kPa (126-184 psi) | 8°C (46°F) |
| 19-24°C (65-75°F) | Below 40% | 151-186 kPa (22-27 psi) | 888-1281 kPa (129-186 psi) | 8°C (46°F) |
| Above 40% | 151-206 kPa (22-30 psi) | 1019-1419 kPa (148-206 psi) | 10°C (50°F) | |
| 25-29°C (76-85°F) | Below 35% | 151-192 kPa (22-28 psi) | 1109-1412 kPa (161-205 psi) | 8°C (46°F) |
| 35-50% | 151-199 kPa (22-29 psi) | 1178-1460 kPa (171-212 psi) | 10°C (50°F) | |
| Above 50% | 151-220 kPa (22-32 psi) | 1240-1550 kPa (180-225 psi) | 13°C (54°F) | |
| 30-35°C (85-95°F) | Below 30% | 151-206 kPa (22-30 psi) | 1267-1591 kPa (184-231 psi) | 10°C (50°F) |
| 30-50% | 151-220 kPa (22-32 psi) | 1322-1639 kPa (192-238 psi) | 13°C (54°F) | |
| Above 50% | 165-241 kPa (24-35 psi) | 1378-1708 kPa (200-248 psi) | 14°C (57°F) | |
| 36-41°C (95-105°F) | Below 20% | 151-213 kPa (22-31 psi) | 1460-1756 kPa (212-255 psi) | 12°C (52°F) |
| 20-40% | 158-227 kPa (23-33 psi) | 1481-1791 kPa (215-260 psi) | 13°C (55°F) | |
| Above 40% | 172-241 kPa (25-35 psi) | 1529-1832 kPa (222-266 psi) | 14°C (57°F) | |
| 42-46°C (105-115°F) | Below 20% | 172-227 kPa (25-33 psi) | 1660-1922 kPa (241-279 psi) | 13°C (54°F) |
| Above 20% | 179-241 kPa (26-35 psi) | 1681-1942 kPa (244-282 psi) | 14°C (57°F) | |
| 47-49°C (115-120°F) | Below 30% | 186-248 kPa (27-36 psi) | 1839-2087 kPa (267-303 psi) | 15°C (59°F) |