How to Service and Repair a Non-Functional Ignition Lock Cylinder on Mercury Grand Marquis?

To repair a broken ignition switch lock cylinder, loosen the battery, steering wheel and lower shroud, and push the shift selection boot out of the way. Punch out lock cylinder retaining pin, and remove the cylinder and scrub the area. Lastly, undo the steps to removal to install.

How to Service and Repair an Ignition Lock Cylinder on Mercury Mariner?

To fix the ignition switch lock cylinder, firstly remove the passive anti-theft system (PATS) transceiver. Turn the ignition lock cylinder to the RUN position. Press the release pin with a tool and loosen the cylinder. The new cylinder will be installed in reverse sequence and the functionality of the ignition lock cylinder should be checked.

OEM Mercury Ignition Lock Cylinder

Ignition Key Lock Cylinder

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25 Ignition Lock Cylinders found

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Mercury Ignition Lock Cylinder, Front Part Number: AU5Z-11582-B
$82.65 MSRP: $133.35
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Product Specifications
- Other Name: Cylinder - Ignition; Console Lock Cylinder and Key; Ignition Lock Cylinder, Front; Ignition Cylinder; Lock & Cylinder; Lock Cylinder; Cylinder & Keys; Cylinder Ignition
- Position: Front
- Replaces: SW-6845, SW-6606, SW-6149, 5F9Z-11582-BA, 4L3Z-11582-BB, 7U5Z-11582-B, SW-6390
Fits the following Mercury Models:
- Montego | 2005 | Luxury, Premier | 6 Cyl 3.0 L GAS
- Mountaineer | 2006-2010 | Base, Convenience, Luxury, Premier | 6 Cyl 4.0 L GAS, 8 Cyl 4.6 L GAS
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Mercury Steering Lock Part Number: AA8Z-3F527-A
$242.21 MSRP: $355.67
You Save: $113.46 (32%)
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Product Specifications
- Other Name: Lock Assembly - Steering And Ignition; Steering Column Lock; Lock Assembly; Column Housing; Lock Housing; Column Assembly Housing; Housing; Lock
- Replaces: 5F9Z-3F527-A
Fits the following Mercury Models:
- Montego | 2005-2007 | Luxury, Premier | 6 Cyl 3.0 L GAS
- Sable | 2008-2009 | Base, Premier | 6 Cyl 3.5 L GAS
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Mercury Ignition Lock Cylinder Part Number: 5L8Z-11582-B
$68.23 MSRP: $114.55
You Save: $46.32 (41%)
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Product Specifications
- Other Name: Lockset - Complete Vehicle; Ignition Cylinder; Cylinder & Keys
- Replaces: 5L8Z-11582-AA
Fits the following Mercury Models:
- Mariner | 2005-2007 | Base, Convenience, Hybrid, Luxury, Premier | 4 Cyl 2.3 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.3 L GAS, 6 Cyl 3.0 L GAS
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Mercury Cylinder & Keys Part Number: F34Y-11582-A
Product Specifications
- Other Name: Lockset - Complete Vehicle; Ignition Lock Cylinder
- Manufacturer Note: Cut letter A; see Note 1.
Fits the following Mercury Models:
- Sable | 1993-1995 | GS, LS, LTS | 6 Cyl 3.0 L GAS, 6 Cyl 3.8 L GAS
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Mercury Ignition Lock Cylinder Part Number: F5RZ-11582-A
Product Specifications
- Other Name: Cylinder Assembly - Ignition; Cylinder & Keys; Cylinder Assembly - Ignition Switch
- Manufacturer Note: Cut letter A
Fits the following Mercury Models:
- Mystique | 1995 | Base, GS, GS Spree, LS, LS Young America | 4 Cyl 2.0 L GAS, 6 Cyl 2.5 L GAS
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Mercury Interlock Part Number: YL8Z-3B767-EA
Product Specifications
- Other Name: Lock Assembly - Steering And Ignition
Fits the following Mercury Models:
- Mariner | 2006-2007 | Hybrid | 4 Cyl 2.3 L FULL HYBRID EV-GAS (FHEV)
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Mercury Ignition Lock Cylinder, Black Part Number: E3DZ-11582-A
Product Specifications
- Other Name: Lock Cylinder With Keys; Cylinder & Keys
- Replaces: E9TZ-11582-A, E3AZ-11582-A
Fits the following Mercury Models:
- Capri | 1985-1986 | 5.0, GS, RS | 4 Cyl 2.3 L GAS, 6 Cyl 3.8 L GAS, 8 Cyl 5.0 L GAS
- Colony Park | 1987-1991 | GS, LS | 8 Cyl 5.0 L GAS
- Grand Marquis | 1984-1991 | Base, Colony Park, GS, LS | 8 Cyl 5.0 L GAS, 8 Cyl 5.8 L GAS
- Marquis | 1984-1986 | Base, Brougham | 4 Cyl 2.3 L GAS, 4 Cyl 2.3 L LPG, 6 Cyl 3.8 L GAS
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Mercury Ignition Lock Cylinder, Front Part Number: F3DZ-11582-A
Product Specifications
- Other Name: Lockset - Complete Vehicle; Door Lock Cylinder, Front; Ignition Cylinder; Lock Cylinder; Cylinder & Keys; Door Lock Cylinder
- Position: Front
- Replaces: F1DZ-11582-A, F1AZ-11582-A, F3AZ-11582-A
Fits the following Mercury Models:
- Cougar | 1994-1996 | XR-7 | 6 Cyl 3.8 L GAS, 8 Cyl 4.6 L GAS
- Grand Marquis | 1992-1995 | GS, LS | 8 Cyl 4.6 L GAS
- Sable | 1992 | GS, LS | 6 Cyl 3.0 L GAS, 6 Cyl 3.8 L GAS
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Mercury Ignition Lock Cylinder Part Number: F1CZ-7422050-C
Product Specifications
- Other Name: Lockset - Complete Vehicle; Door Lock Cylinder; Lock Cylinder; Cylinder & Keys
Fits the following Mercury Models:
- Tracer | 1991-1993 | Base, LTS, Trio | 4 Cyl 1.8 L GAS, 4 Cyl 1.9 L GAS
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Mercury Ignition Lock Cylinder Part Number: F3XY-11582-A
Product Specifications
- Other Name: Lockset - Complete Vehicle; Lock Cylinder
- Manufacturer Note: NOTE: The service ignition key will not operate the original door locks , in order to maintain the single key system the complete (22050) vehicle lock set must be replaced
Fits the following Mercury Models:
- Villager | 1993-1995 | GS, LS, Nautica | 6 Cyl 3.0 L GAS
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Mercury Ignition Lock Cylinder Part Number: F8RZ-5422050-BB
Product Specifications
- Other Name: Lockset - Complete Vehicle
Fits the following Mercury Models:
- Mystique | 1996-2000 | GS, LS | 4 Cyl 2.0 L GAS, 6 Cyl 2.5 L GAS
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Mercury Lock Cylinder Part Number: F8RZ-5422050-CA
Product Specifications
- Other Name: Lockset - Complete Vehicle; Trunk Lock Cylinder; Door Lock Cylinder; Cylinder & Keys
Fits the following Mercury Models:
- Mystique | 1998-2000 | GS, LS | 4 Cyl 2.0 L GAS, 6 Cyl 2.5 L GAS
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Mercury Ignition Lock Cylinder Part Number: F8RZ-6322050-BB
Product Specifications
- Other Name: Lockset - Complete Vehicle; Trunk Lock Cylinder; Door Lock Cylinder; Lock Cylinder; Lock Set; Lock
Fits the following Mercury Models:
- Cougar | 1999-2002 | Base, S, V6 | 4 Cyl 2.0 L GAS, 6 Cyl 2.5 L GAS
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Mercury Lock Cylinder Part Number: F8MZ-5443262-BB
Product Specifications
- Other Name: Cylinder Assembly - Actuator; Trunk Lock Cylinder; Door Lock Cylinder; Cylinder Assembly - Actuating
Fits the following Mercury Models:
- Grand Marquis | 1998-2002 | GS, LS | 8 Cyl 4.6 L GAS
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Mercury Ignition Switch Part Number: 1F5Z-11582-AA
Product Specifications
- Other Name: Lock Assembly - Steering; Ignition Lock Cylinder; Ignition Cylinder; Lock Cylinder; Lock Assembly - Steering And Ignition
Fits the following Mercury Models:
- Villager | 1996-2002 | Base, Estate, GS, LS, Nautica, Sport | 6 Cyl 3.0 L GAS, 6 Cyl 3.3 L GAS
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Mercury Cylinder & Keys Part Number: F1KY-5422050-E
Product Specifications
- Other Name: Lockset - Complete Vehicle; Ignition Lock Cylinder; Door Lock Cylinder
Fits the following Mercury Models:
- Tracer | 1991-1993 | Base, LTS, Trio | 4 Cyl 1.8 L GAS, 4 Cyl 1.9 L GAS
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Mercury Ignition Lock Cylinder, Black Part Number: F3TZ-11582-A
Product Specifications
- Other Name: Lockset - Complete Vehicle; Ignition Cylinder; Cylinder & Keys
- Replaces: E6VZ-11582-A, E6SZ-11582-A
Fits the following Mercury Models:
- Cougar | 1987-1993 | LS, XR-7 | 6 Cyl 3.8 L GAS, 8 Cyl 5.0 L GAS
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Mercury Ignition Lock Cylinder Part Number: F4CZ-7422050-B
Product Specifications
- Other Name: Lockset - Complete Vehicle; Door Lock Cylinder; Lock Cylinder; Cylinder & Keys
Fits the following Mercury Models:
- Tracer | 1994-1996 | Trio | 4 Cyl 1.9 L GAS
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Mercury Ignition Lock Cylinder Part Number: F87Z-7822050-AA
Product Specifications
- Other Name: Lock Cylinder With Keys; Trunk Lock Actuator Motor; Lock Actuator
- Manufacturer Note: IGN, F/D, L/G, w/o anti theft, w/o central locking system
- Replaced by: F87Z-7843432-CB
Fits the following Mercury Models:
- Mountaineer | 1997 | Base | 8 Cyl 5.0 L GAS
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Mercury Lock & Cylinder Part Number: F8RZ-5422050-BD
Product Specifications
- Other Name: Lockset - Complete Vehicle; Ignition Lock Cylinder; Trunk Lock Cylinder; Door Lock Cylinder; Lock Cylinder; Cylinder & Keys
Fits the following Mercury Models:
- Mystique | 1998-2000 | GS, LS | 4 Cyl 2.0 L GAS, 6 Cyl 2.5 L GAS

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Mercury Ignition Lock Cylinder Parts and Q&A

Lock Cylinder, Front Passenger Side
6W3Z-5421990-A
Q: How to Service and Repair a Non-Functional Ignition Lock Cylinder on Mercury Grand Marquis?
A: To repair a broken ignition switch lock cylinder, loosen the battery, steering wheel and lower shroud, and push the shift selection boot out of the way. Punch out lock cylinder retaining pin, and remove the cylinder and scrub the area. Lastly, undo the steps to removal to install.
Ignition Lock Cylinder
5S4Z-11582-BB
Q: How to Service and Repair an Ignition Lock Cylinder on Mercury Mariner?
A: To fix the ignition switch lock cylinder, firstly remove the passive anti-theft system (PATS) transceiver. Turn the ignition lock cylinder to the RUN position. Press the release pin with a tool and loosen the cylinder. The new cylinder will be installed in reverse sequence and the functionality of the ignition lock cylinder should be checked.