How to troubleshoot the air conditioning in a VW Passat?
How to troubleshoot the air conditioning in a VW Passat? Check the cables that circulate the air next. The control panel will need to be removed first. Find the cable that extends from the heating and air conditioning unit. It will be small and black. Inspect it along with its connections to make sure there are no leaks. Why does my car a / C not cool down? The refrigerant is what keeps the cabin cool. When there is a refrigerant leak, an oily substance can form around an A/C hose. These leaks are usually hard to spot but can...