With All the engine off, join the strains to your system. The superior side is usually marked with a significant pink cap, along with the very low side is generally a smaller blue cap. The gas is incredibly very hot because it flows into the condenser (A different little radiator) https://3-series-air-filter-repla74705.thelateblog.com/37764279/the-2-minute-rule-for-3-series-car-detailing-replacement