1999 Volkswagen Golf AC Heater control

1999 VOLKSWAGEN GOLF
143,000 MILES • 4 CYL • FWD • AUTOMATIC
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AXETHRASHER
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  • 1 POST
My 99 golf's ac/heater unit is malfunctioning. The only fan setting that works is 4 (max). The ac works however the compressor only turns on in the 1-3 setting. The backlight for the ac button shuts off(as well as the compressor) when moving the dial from 3 to 4 and the cold air that has charged up in the ac escapes into the ducts as the fan blows it out. A side note, the backlights for the entire unti are erratic, and tend to shut off when changing settings
Jun 10, 2008 at 2:27 AM
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DOCHAGERTY
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  • 9,603 POSTS
Replace the control unit.
Jun 10, 2008 at 9:29 AM