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Genuine Mercury Grand Marquis A/C Switch
Air Conditioning Switch- Select Vehicle by Model
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17 A/C Switches found
Mercury Grand Marquis Switch Assembly
Part Number: F8AZ-19B888-AB$43.96 MSRP: $71.20You Save: $27.24 (39%)Ships in 1-2 Business Days
Mercury Grand Marquis Switch Assembly
Part Number: F4DZ-19986-A$33.43 MSRP: $49.82You Save: $16.39 (33%)Ships in 1-2 Business Days
Mercury Grand Marquis A/C Switch
The Mercury Grand Marquis A/C Switch lets drivers quickly start or stop the cabin cooling and heating circuits, giving instant control over interior comfort. In every Grand Marquis, this dash switch teams with the climate control module and relays to send go or stop signals to the compressor, blower motor, and blend doors, avoiding wasted fuel from a system stuck on full blast. Flip the switch and electrical contacts close, a relay completes the circuit, and the controller sets blower speed based on sensor data so the car reaches the chosen temperature without constant input. Through the long Mercury production run, two main styles appeared, an early manual push-button A/C Switch for older Grand Marquis years and a later electronically integrated A/C Switch linked to automatic temperature control units. The manual version simply opens or closes the compressor circuit, while the advanced design works with a power module that varies blower speed in countless steps, giving newer Mercury cabins steadier temperatures. For any modern Grand Marquis the A/C Switch is the gateway to balanced airflow. Keeping this Mercury component healthy ensures the A/C Switch continues delivering effortless climate mastery.
We provide a wide range of Mercury Grand Marquis A/C Switch at the optimal prices. If you need Mercury Grand Marquis A/C Switch, you can shop with confidence on our website. All our OEM parts come with a manufacturer's warranty and are delivered to your doorstep with a fast delivery service.
Mercury Grand Marquis A/C Switch Parts Questions & Experts Answers
- Q: How to remove and install the A/C Switch control assembly on Mercury Grand Marquis?A:The following procedure requires the removal of several interior trim parts. Remove the left side and right side instrument panel molding assemblies. Remove the cluster trim panel screws. Remove the knob from the headlamp switch and remove the headlamp switch shaft. Remove the lower insulator/knee protector panel. Remove the steering column upper and lower covers. Remove the screws retaining the steering column trim panel reinforcement bracket and remove the bracket. Position the wheels in the straight ahead position. Remove the nuts retaining the steering column. Lower the steering column and remove the PRNDL cable. Let the steering column rest on the front seat. Remove the instrument cluster bezel and the center bezel. Disconnect the electrical connectors to any of the accessory switches. Remove four cap screws from the A/C Switch. After the trim is removed, remove the four screws and pull the control assembly out of the dash. Pull the control out of the instrument panel. The vacuum lines are clustered together, and removed as a single connection. The vacuum lines and electrical switch can be disconnected after the control has been removed from the dash. Installation is the reverse of the removal procedure.
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