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November 1, 1999 Service bulletin

Uneven air temperature output; not receiving cool air flow from either side of the datc when both sides...

Lincoln technical service bulletin 7486 for 2000 Lincoln LS.

Bulletin number
7486
Component
Visibility: defroster/defogger/HVAC system
Summary
Some vehicles equipped with dual zone heater / air conditioner system (datc) may exhibit uneven air temperature output; not receiving cool air flow from either side of the datc when both sides are set to cool; and a heater valve that is stuck. Tt

Owners of these vehicles have filed 20 complaints in the visibility category.

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