How to service and repair the door lock cylinder on 2005 Mercury Grand Marquis?

A service or repair process of the door lock cylinder requires exterior front door handle removal. Begin by taking out the exterior front door handle followed by disconnecting the door lock cylinder actuating rod alongside the clip as well as the door lock cylinder. The lock repair process starts with discarding faulty lock cylinders then building new versions from respective lock repair packages that feature step-by-step instructions for constructing the replacement cylinder to match existing key code specifications. Follow the opposite steps used for removal to install the new lock cylinder.

OEM 2005 Mercury Grand Marquis Door Lock Cylinder

Door Lock Cylinder Tumbler

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2 Door Lock Cylinders found

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2005 Mercury Grand Marquis Lock Cylinder, Front Driver Side
Part Number: 6W3Z-5421991-A
$86.35 MSRP: $132.88
You Save: $46.53 (36%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Cylinder Assembly - Lock; Door Lock Cylinder, Front Left; Lock Cylinder Assy; Door Lock Cylinder
- Manufacturer Note: LH - door
- Position: Front Driver Side
- Replaces: F6AZ-5421991-AA, F8AZ-5421991-AA
- Base No.: 21991
- Item Weight: 0.30 Pounds
- Item Dimensions: 9.3 x 7.1 x 1.0 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 6W3Z-5421991-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
More Info
Fits the following 2005 Mercury Grand Marquis Submodels:
- GS, GSL, Limited Edition, LS, LSE, Ultimate Edition | 8 Cyl 4.6 L FLEX, 8 Cyl 4.6 L GAS
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2005 Mercury Grand Marquis Lock Cylinder, Front Passenger Side
Part Number: 6W3Z-5421990-A
$65.72 MSRP: $101.13
You Save: $35.41 (36%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Cylinder Assembly - Actuating; Door Lock Cylinder, Front Right; Door Lock Cylinder
- Position: Front Passenger Side
- Replaces: F6AZ-5421990-AA, F8AZ-5421990-AA
- Base No.: 21990
- Item Weight: 0.40 Pounds
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 6W3Z-5421990-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
More Info
Fits the following 2005 Mercury Grand Marquis Submodels:
- GS, GSL, Limited Edition, LS, LSE, Ultimate Edition | 8 Cyl 4.6 L FLEX, 8 Cyl 4.6 L GAS

2005 Mercury Grand Marquis Door Lock Cylinder

If you're seeking quality and affordability, look no further than our extensive inventory of genuine 2005 Mercury Grand Marquis Door Lock Cylinder available at FordPartsDeal.com. You can confidently purchase our OEM 2005 Mercury Grand Marquis Door Lock Cylinder as they are supported by the manufacturer's warranty and our hassle-free return policy, alongside the benefit of our fast delivery service.

2005 Mercury Grand Marquis Door Lock Cylinder Parts Questions & Experts Answers

Q: How to service and repair the door lock cylinder on 2005 Mercury Grand Marquis?
A: A service or repair process of the door lock cylinder requires exterior front door handle removal. Begin by taking out the exterior front door handle followed by disconnecting the door lock cylinder actuating rod alongside the clip as well as the door lock cylinder. The lock repair process starts with discarding faulty lock cylinders then building new versions from respective lock repair packages that feature step-by-step instructions for constructing the replacement cylinder to match existing key code specifications. Follow the opposite steps used for removal to install the new lock cylinder.