How to remove and install the door lock on Mercury Grand Marquis?

Remove the door trim panel and peel the watershield back. Next, take out the remote control assembly and disconnect the rod at the control and the lock cylinder by removing the retaining screws, then pull the remote control out and disconnect it from the rod. Disconnect the push button rod and handle from the latch. Remove the screws located at the end of the door and detach the latch, which is held in place by two screws. Installation is the reverse of removal.

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3 Door Locks found

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Mercury Grand Marquis Trunk Lock Assembly
Part Number: 7W7Z-5443200-A
$64.20 MSRP: $97.27
You Save: $33.07 (34%)
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Product Specifications
- Other Name: Lock Assy; Latch Assembly, Lock
- Replaces: 6W7Z-5443200-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2006-2011 Mercury Grand Marquis | 8 Cyl 4.6L, 8 Cyl 4.6L Romeo SOHC EFI | 4-Speed Automatic Transmission 4R75E Livonia, 4AT 4R70W, Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
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Mercury Grand Marquis Lock Assembly
Part Number: 6W7Z-5426412-B
$34.80 MSRP: $49.57
You Save: $14.77 (30%)
Product Specifications
- Other Name: Lock Assy; Latch Assembly, Lock
- Position: Passenger Side
- Replaces: 6W7Z-5426412-A, 5W7Z-5426412-AA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2005-2011 Mercury Grand Marquis | 8 Cyl 4.6L, 8 Cyl 4.6L Romeo SOHC EFI | 4-Speed Automatic Transmission 4R75E Livonia, 4AT 4R70W, Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
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Mercury Grand Marquis Stop - Contact Switch
Part Number: 6W7Z-5426413-B
Product Specifications
- Other Name: Latch Assembly, Lock
- Position: Driver Side
- Replaces: 5W7Z-5426413-AA, 6W7Z-5426413-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2005-2011 Mercury Grand Marquis | 8 Cyl 4.6L, 8 Cyl 4.6L Romeo SOHC EFI | 4-Speed Automatic Transmission 4R75E Livonia, 4AT 4R70W, Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)

Mercury Grand Marquis Door Lock

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Mercury Grand Marquis Door Lock Parts Questions & Experts Answers

Lock Assembly
6W7Z-5426412-B
Q: How to remove and install the door lock on Mercury Grand Marquis?
A: Remove the door trim panel and peel the watershield back. Next, take out the remote control assembly and disconnect the rod at the control and the lock cylinder by removing the retaining screws, then pull the remote control out and disconnect it from the rod. Disconnect the push button rod and handle from the latch. Remove the screws located at the end of the door and detach the latch, which is held in place by two screws. Installation is the reverse of removal.