How to Service the Fuel Level Sensor on Mercury Grand Marquis?

Depower the fire suppression system to service the fuel level sensor. Take off the fuel tank, and remove pressure transducer. Wipe the area of fuel pump, loosen the pump bolts and fit the new pump with new gasket. Check surfaces and reset fire suppression system (where appropriate).

What Safety Precautions Should Be Observed When Servicing the Fuel Level Sensor on Mercury Monterey?

In servicing the fuel level sensor, safety should be given first priority by avoiding flames and electronic gadgets close to the fuel parts. De-pressurize fuel system and then detach components. Disassemble the fuel pump module, as wire routing. Unplug the sensor, and fit it into place and use heat shrink caps to seal connections. Install the fuel pump module back.

OEM Mercury Fuel Level Sensor

Gas Gauge Sensor

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67 Fuel Level Sensors found

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Mercury Fuel Gauge Sending Unit Part Number: AL8Z-9A299-B
$58.37 MSRP: $97.82
You Save: $39.45 (41%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Sender Assembly - Fuel Tank; Fuel Tank Sending Unit; Fuel Level Sensor; Fuel Sending Unit; Fuel Sender Unit
Fits the following Mercury Models:
- Mariner | 2010-2011 | Base, Premier | 6 Cyl 3.0 L FLEX
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Mercury Fuel Gauge Sending Unit Part Number: 9M6Z-9A299-A
$58.97 MSRP: $93.64
You Save: $34.67 (38%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Sender Assembly - Fuel Tank; Fuel Sender and Hanger Assembly; Fuel Level Sensor; Fuel Sending Unit; Fuel Sender Unit
Fits the following Mercury Models:
- Mariner | 2009 | Hybrid | 4 Cyl 2.5 L FULL HYBRID EV-GAS (FHEV)
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Mercury Fuel Gauge Sending Unit Part Number: AM6Z-9A299-A
$54.16 MSRP: $86.00
You Save: $31.84 (38%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Sender Assembly - Fuel Tank; Fuel Pump Module; Fuel Level Sensor; Sending Unit; Fuel Sender Unit
Fits the following Mercury Models:
- Mariner | 2010-2011 | Hybrid | 4 Cyl 2.5 L FULL HYBRID EV-GAS (FHEV)
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Mercury Fuel Gauge Sending Unit Part Number: 1L2Z-9A299-CB
$41.80 MSRP: $57.83
You Save: $16.03 (28%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sender Assembly - Fuel Tank; Fuel Tank Sending Unit; Fuel Level Sensor; Fuel Sending Unit
Fits the following Mercury Models:
- Mountaineer | 2002-2003 | Base | 8 Cyl 4.6 L GAS
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Mercury Fuel Gauge Sending Unit Part Number: 7L2Z-9A299-B
$75.71 MSRP: $104.74
You Save: $29.03 (28%)
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Product Specifications
- Other Name: Sender Assembly - Fuel Tank; Fuel Level Sensor; Fuel Sending Unit
- Manufacturer Note: Service Fix
- Replaces: 4L2Z-9A299-CA, 5L2Z-9A299-A, PS-242
Fits the following Mercury Models:
- Mountaineer | 2004-2006 | Base, Convenience, Luxury, Premier | 8 Cyl 4.6 L GAS
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Mercury Fuel Gauge Sending Unit Part Number: 8G1Z-9A299-G
$40.53 MSRP: $64.36
You Save: $23.83 (38%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sender Assembly - Fuel Tank; Fuel Tank Sending Unit; Fuel Level Sensor; Fuel Sending Unit; Level Sensor
- Replaces: 8G1Z-9A299-C
Fits the following Mercury Models:
- Sable | 2008-2009 | Base, Premier | 6 Cyl 3.5 L GAS
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Mercury Fuel Pump, Passenger Side Part Number: 8G1Z-9275-A
$65.61 MSRP: $104.18
You Save: $38.57 (38%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Sender Assembly - Fuel Tank; Electric Fuel Pump, Right; Fuel Transfer Unit; Fuel Level Sensor; Fuel Sending Unit; Fuel Sender Unit
- Position: Passenger Side
Fits the following Mercury Models:
- Sable | 2008-2009 | Base, Premier | 6 Cyl 3.5 L GAS
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Mercury Fuel Gauge Sending Unit Part Number: 2W1Z-9275-AB
$64.74 MSRP: $102.80
You Save: $38.06 (38%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Sender Assembly - Fuel Tank; Fuel Sender and Hanger Assembly; Fuel Level Sensor; Fuel Sending Unit; Fuel Sender Unit; Sending Unit
- Replaces: 2W1Z-9275-AA
Fits the following Mercury Models:
- Grand Marquis | 2003-2008 | GS, GSL, Limited Edition, LS, LSE, Ultimate Edition | 8 Cyl 4.6 L FLEX, 8 Cyl 4.6 L GAS
- Marauder | 2003-2004 | Base | 8 Cyl 4.6 L GAS
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Mercury Fuel Gauge Sending Unit Part Number: 8L8Z-9A299-B
$132.82 MSRP: $210.91
You Save: $78.09 (38%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Sender Assembly - Fuel Tank; Fuel Tank Sending Unit; Fuel Level Sensor; Fuel Sending Unit
- Replaces: 8L8Z-9A299-A
Fits the following Mercury Models:
- Mariner | 2008 | Base, Premier | 4 Cyl 2.3 L GAS, 6 Cyl 3.0 L GAS
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Mercury Fuel Gauge Sending Unit, Passenger Side Part Number: 8G1Z-9A299-A
$19.35 MSRP: $30.73
You Save: $11.38 (38%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sender Assembly - Fuel Tank; Fuel Tank Sending Unit, Left, Right; Fuel Level Sensor; Fuel Sending Unit; Level Sensor; Fuel Sender Unit
- Manufacturer Note: Sender For 9H307 Fuel Pump
- Position: Passenger Side
Fits the following Mercury Models:
- Sable | 2008-2009 | Base, Premier | 6 Cyl 3.5 L GAS
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Mercury Sending Unit Part Number: F3XY-9A299-B
$41.85 MSRP: $57.89
You Save: $16.04 (28%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Gauge Assembly - Fuel; Fuel Level Sensor
- Manufacturer Note: Kit consists of (1) F2XU 9A299,AC sender & (1) F3XY 9276,A gasket
Fits the following Mercury Models:
- Villager | 1993-1997 | GS, LS, Nautica | 6 Cyl 3.0 L GAS
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Mercury Fuel Gauge Sending Unit Part Number: 5L2Z-9A299-B
$54.63 MSRP: $75.58
You Save: $20.95 (28%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sender Assembly - Fuel Tank; Fuel Level Sensor; Fuel Sending Unit
- Replaces: 4L2Z-9A299-DA
Fits the following Mercury Models:
- Mountaineer | 2006 | Luxury, Premier | 8 Cyl 4.6 L GAS
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Mercury Fuel Gauge Sending Unit Part Number: AE5Z-9A299-G
$36.39 MSRP: $50.34
You Save: $13.95 (28%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sender Assembly - Fuel Tank; Fuel Sender and Hanger Assembly; Fuel Level Sensor; Fuel Sending Unit; Sending Unit
- Manufacturer Note: Service Kit
- Replaces: AE5Z-9A299-C
Fits the following Mercury Models:
- Milan | 2010-2011 | Premier | 6 Cyl 3.0 L FLEX
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Mercury Fuel Pump Part Number: F4DZ-9H307-BB
$93.51 MSRP: $129.36
You Save: $35.85 (28%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sender And Pump Assembly; Fuel Pump Module; Fuel Tank Sending Unit; Electric Fuel Pump; Fuel Level Sensor.; Gauge Unit
Fits the following Mercury Models:
- Sable | 1992-1995 | GS, LS, LTS | 6 Cyl 3.0 L GAS, 6 Cyl 3.8 L GAS
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Mercury Fuel Sending Unit Part Number: YF1Z-9275-BA
$4.17 MSRP: $5.77
You Save: $1.60 (28%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sender Assembly; Fuel Level Sensor
- Manufacturer Note: 18 gallon tank , BEFORE 2/5/2001
Fits the following Mercury Models:
- Sable | 2000-2001 | GS, LS, LS Premium | 6 Cyl 3.0 L GAS
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Mercury Fuel Gauge Sending Unit, Passenger Side Part Number: 7E5Z-9275-C
$66.79 MSRP: $92.40
You Save: $25.61 (28%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sender Assembly - Fuel Tank; Fuel Sender and Hanger; Sending Unit; Fuel Level Sensor; Fuel Pump.; Fuel Pump Assembly; Fuel Sender Unit
- Position: Passenger Side
Fits the following Mercury Models:
- Milan | 2007-2009 | Base, Premier | 4 Cyl 2.3 L GAS, 6 Cyl 3.0 L GAS
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Mercury Fuel Gauge Sending Unit Part Number: F23Z-9275-B
$18.76 MSRP: $25.96
You Save: $7.20 (28%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sender Assembly - Fuel Tank; Fuel Level Sensor; Fuel Sending Unit
Fits the following Mercury Models:
- Topaz | 1992-1994 | GS, LS, LTS, Sport, XR5 | 4 Cyl 2.3 L GAS, 6 Cyl 3.0 L GAS
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Mercury Fuel Sending Unit Part Number: 6F1Z-9275-A
$210.24 MSRP: $290.84
You Save: $80.60 (28%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Sender Assembly - Fuel Tank; Fuel Tank Sending Unit; Fuel Level Sensor; Sending Unit
- Replaces: 1F1Z-9275-AA
Fits the following Mercury Models:
- Sable | 2001-2005 | GS, LS, LS Premium, Platinum Edition | 6 Cyl 3.0 L GAS
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Mercury Fuel Gauge Sending Unit Part Number: XW1Z-9275-AA
Product Specifications
- Other Name: Sender Assembly; Fuel Level Sensor; Fuel Sending Unit; Fuel Sender Unit; Sending Unit
- Manufacturer Note: FROM 11/30/98
Fits the following Mercury Models:
- Grand Marquis | 1998-2002 | GS, LS | 8 Cyl 4.6 L GAS
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Mercury Fuel Gauge Sending Unit Part Number: 9L8Z-9A299-A
$50.72 MSRP: $80.55
You Save: $29.83 (38%)
Product Specifications
- Other Name: Sender Assembly - Fuel Tank; Fuel Tank Sending Unit; Fuel Level Sensor; Fuel Sending Unit; Fuel Sender Unit
Fits the following Mercury Models:
- Mariner | 2009 | Base, Premier | 4 Cyl 2.5 L GAS, 6 Cyl 3.0 L GAS

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Mercury Fuel Level Sensor Parts and Q&A

Fuel Gauge Sending Unit
6W1Z-9A299-A
Q: How to Service the Fuel Level Sensor on Mercury Grand Marquis?
A: Depower the fire suppression system to service the fuel level sensor. Take off the fuel tank, and remove pressure transducer. Wipe the area of fuel pump, loosen the pump bolts and fit the new pump with new gasket. Check surfaces and reset fire suppression system (where appropriate).
Sending Unit
3F2Z-9H307-A
Q: What Safety Precautions Should Be Observed When Servicing the Fuel Level Sensor on Mercury Monterey?
A: In servicing the fuel level sensor, safety should be given first priority by avoiding flames and electronic gadgets close to the fuel parts. De-pressurize fuel system and then detach components. Disassemble the fuel pump module, as wire routing. Unplug the sensor, and fit it into place and use heat shrink caps to seal connections. Install the fuel pump module back.