Whether the A/C blows cold is by far the most-repeated buyer question, and the vacuum-operated climate system is a known money pit. Dead center vents trace to failed actuator pods; a proper repair means pulling the dash and replacing all the vacuum pods, quoted near $3k. …
A/C and climate control: center vents, vacuum pods, R12 vs R134a
Mercedes-Benz SL (R107) · mechanical