My grand marquis ac

Asked by Alannah Jan 04, 2019 at 08:50 PM about the 2004 Mercury Grand Marquis

Question type: Maintenance & Repair

My grand marquis ac was working fine and a few nights
ago I turned it on and it stopped blowing air, and wont do
anything, I'm trying to figure out what's wrong!
Thanks in advance!!!

1 Answer
159,315

Bob answered 5 years ago

The blower motor speed control located under the hood just to the rear of the passenger's side cam cover causes problems on these vehicles. Take a screw driver handle and tap on the blower speed control unit to see if fan comes on, if it does replace the control unit.

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