Verified Technical Specs
2007 Mercury Grand Marquis Cabin & Engine Air Filter Sizes, OEM Part Numbers & DIY Location Guide
Generation 4th Gen (2000 to 2011) • Fast DIY Installation Guide
CF10547
Cabin Filter (Fram)
CA8911
Engine Filter (Fram)
9.8" × 7.8"
Cabin Dimensions
10 to 15 mins total
DIY Time
Quick Answer: The database lists a cabin filter measuring 9.8 × 7.8 × 1.1 inches, with OEM reference FP-65 and Fram reference CF10547, for the 2007 Mercury Grand Marquis. The listed engine filter measures 10.8 × 6.9 × 1.7 inches, with OEM reference FA-1773 and Fram reference CA8911. Confirm the generation, engine, trim, and existing filter number before ordering.
Listed Filter Part Numbers and Reference Dimensions
Cabin Air Filter (Passenger HVAC)
Air conditioning & heating breathing air
OEM Part Number
FP-65
Fram Fresh Breeze
CF10547
Wix Premium Filter
24861
Dimensions (Inches)
9.8" × 7.8" × 1.1"
Dimensions (Metric)
249 × 198 × 28 mm
Airflow Direction Record
Points downward into HVAC plenum
Location Reference
Under cowl panel base of windshield passenger side
Engine Air Intake Filter
Combustion chamber intake protection
OEM Part Number
FA-1773
Fram Extra Guard
CA8911
Wix Heavy Duty
46418
Dimensions (Inches)
10.8" × 6.9" × 1.7"
Dimensions (Metric)
274 × 175 × 43 mm
Airbox Fasteners
2 metal spring clamps
Engine Bay Location
Driver side engine compartment
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2007 Mercury Grand Marquis Cabin Air Filter Direction
Vehicle record: Points downward into HVAC plenum
Confirm the marking on the replacement filter and housing. An Air Flow arrow shows the direction air travels through the media. A This Side Up marking shows physical orientation. Do not apply a universal up-or-down rule to every vehicle.
How to Replace the 2007 Mercury Grand Marquis Cabin Air Filter
Location reference: Under cowl panel base of windshield passenger side. Access design varies by vehicle, so use the owner manual or a model-specific service procedure before removing trim or opening the ventilation housing.
1
Confirm the Filter and Access Location
Match the year, generation, trim, and cabin filter part number. Confirm the listed housing location before starting.
2
Record the Existing Orientation
Photograph or note the old filter marking and housing label before removal. Check whether the label says Air Flow or This Side Up.
3
Open the Access Cover Correctly
Follow the vehicle-specific procedure for clips, screws, glove box components, or cowl panels. Do not force an access cover that remains attached.
4
Remove the Old Filter and Control Debris
Pull the old filter out slowly. Keep loose leaves and dust from falling deeper into the ventilation housing.
5
Install, Close, and Test
Compare the new frame with the old filter, follow the confirmed marking, seat the filter evenly, close the access cover, and test ventilation airflow.
How to Replace the 2007 Mercury Grand Marquis Engine Air Filter
The engine air filter is listed in the driver side engine compartment. The housing uses 2 metal spring clamps. Confirm the vehicle-specific procedure, keep loose debris out of the clean side of the airbox, seat the new filter evenly, and secure every fastener.
Avoid pulling on sensor wiring or intake hoses. Disconnect a sensor only when the service procedure requires it, and do not touch the sensing element.
2007 Mercury Grand Marquis Air Filter Replacement Cost Factors
Replacement cost depends on the selected filter, part brand, local labor rate, and access difficulty. Confirm the exact part number before comparing prices.
For a useful comparison, request a written service quote that separates parts and labor, then compare it with the price of the same part number or an equivalent verified replacement.
Frequently Asked Questions About 2007 Mercury Grand Marquis Air Filter Maintenance
What direction should the airflow arrow point on a 2007 Mercury Grand Marquis cabin air filter?
The vehicle record lists the cabin filter direction as Points downward into HVAC plenum. Confirm the marking on the filter and housing. An Air Flow arrow shows airflow direction, while a This Side Up marking shows physical orientation.
Where is the cabin air filter located on the 2007 Mercury Grand Marquis?
The vehicle record lists the cabin air filter location as Under cowl panel base of windshield passenger side. Access panels, fasteners, and removal steps can vary, so check the owner manual or a vehicle-specific service procedure before removing trim.
Can a dirty engine air filter trigger the check engine light on a 2007 Mercury Grand Marquis?
A restricted or incorrectly fitted filter is one possible intake issue, but a warning light can have many causes. Read the diagnostic codes and test the relevant system before replacing parts.
How often should I replace the cabin and engine air filters on my 2007 Mercury Grand Marquis?
Follow the maintenance schedule in the 2007 Mercury Grand Marquis owner manual. Timing depends on mileage, time, filter type, and driving environment. Inspect sooner in dusty, smoky, or debris-heavy conditions.
How much does it cost to replace the air filters on a 2007 Mercury Grand Marquis at a dealership vs DIY?
Cost depends on the selected filter, local labor rate, and access difficulty. Confirm the exact part number, then compare the part price with a written service quote that separates parts and labor.
Why does my car blower motor vibrate or buzz loudly after changing the cabin air filter?
Loose debris in the blower housing is one possible cause, but the filter, access cover, fan, and other ventilation components can also create noise. Stop using the fan if severe vibration starts and inspect the housing or seek qualified diagnosis.
What is the difference between standard paper, activated carbon, and HEPA cabin filters?
Standard particulate media targets airborne debris. Activated-carbon products add an adsorbent layer for some odors and gases. Products marketed as HEPA or high efficiency should be compared using the manufacturer rating and verified vehicle fitment.
Will an aftermarket oiled air filter void my vehicle warranty or damage my engine?
Warranty coverage and product suitability depend on the vehicle, filter, installation, and applicable warranty terms. Follow the filter service instructions and avoid over-oiling a serviceable filter.
What are the exact dimensions of the 2007 Mercury Grand Marquis air filters?
The database lists the cabin filter at 9.8 inches long by 7.8 inches wide by 1.1 inches thick. The listed engine filter is 10.8 inches long by 6.9 inches wide by 1.7 inches thick. Confirm the part number and physical fit before ordering.
What tools do I need to replace the air filters on a 2007 Mercury Grand Marquis?
Tool requirements depend on the access design. Check the cabin filter procedure before removing panels. The engine airbox record lists 2 metal spring clamps; confirm the procedure and tool size before opening the housing.
Complete 2007 Mercury Grand Marquis Maintenance Specifications & Fluid Capacities: