How to remove and install the Trunk Latch and Trunk Lock Cylinder on Kia Optima?

If the trunk latch fails to operate with the remote release, first check that the lock mechanism at the latch is set to the Unlock position. To address the trunk lid latch, open the trunk and remove the trunk lid trim panel. Disconnect the electrical connector for the power lock, remove the plastic cover, and disconnect the outside trunk release handle-to-latch cable, followed by disconnecting the trunk lock cylinder-to-latch rod. All trunk lid lock rods are attached by plastic clips, which can be removed by unsnapping the portion engaging the connecting rod and pulling the rod out of its locating hole. Next, remove the fasteners securing the latch to the trunk lid and take out the latch assembly, with installation being the reverse of removal. For the trunk lid lock cylinder, open the trunk and remove the trunk lid trim panel. Through the large access hole, disengage the outside trunk lid lock cylinder-to-latch rod, and again, remove the plastic clips by unsnapping the portion engaging the connecting rod and pulling the rod out of its locating hole. Disconnect the wiring harness, remove the lock cylinder mounting fasteners, and take out the lock cylinder, with installation being the reverse of removal.

Genuine Kia Optima Trunk Lock Cylinder

Back Door Cylinder

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12 Trunk Lock Cylinders found

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Kia Optima Trunk Key Sub Set
Part Number: 812503CR10
$39.88 MSRP: $57.55
You Save: $17.67 (31%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Key Sub Set-Trunk; Cylinder & Keys, Lock Cylinder
- Manufacturer Note: W/UNLOCK SW
- Warranty: This genuine part is guaranteed by Kia's factory warranty.
Fits the following Vehicles:
- 2000-2005 Kia Optima | High Grade, Middle Grade | 2.4L, 2.5L, 2.7L | 4 Door Sedan
View related parts
Kia Optima Key Sub Set-Trunk
Part Number: 81250D4A00
$52.26 MSRP: $75.42
You Save: $23.16 (31%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Lock Cylinder
- Warranty: This genuine part is guaranteed by Kia's factory warranty.
Fits the following Vehicles:
- 2016-2020 Kia Optima | 1.6L - GAMMA, 2.0L - Theta 2, 2.4L - Theta 2 | Sedan - 4Door 5P
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Kia Optima Trunk Key Sub Set
Part Number: 812503CA00
$31.08 MSRP: $44.85
You Save: $13.77 (31%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Key Sub Set-Trunk; Cylinder & Keys, Lock Cylinder
- Warranty: This genuine part is guaranteed by Kia's factory warranty.
Fits the following Vehicles:
- 2000-2005 Kia Optima | High Grade, Middle Grade | 2.4L, 2.5L, 2.7L | 4 Door Sedan
View related parts
Kia Optima Trunk Key Sub Set
Part Number: 812503CR00
$36.60 MSRP: $52.82
You Save: $16.22 (31%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Key Sub Set-Trunk; Cylinder & Keys
- Warranty: This genuine part is guaranteed by Kia's factory warranty.
Fits the following Vehicles:
- 2000-2005 Kia Optima | High Grade, Middle Grade | 2.4L, 2.5L, 2.7L | 4 Door Sedan
View related parts
Kia Optima Trunk Key Sub Set
Part Number: 812502GD00
$40.41 MSRP: $55.20
You Save: $14.79 (27%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Key Sub Set-Trunk
- Warranty: This genuine part is guaranteed by Kia's factory warranty.
Fits the following Vehicles:
- 2008-2010 Kia Optima | 2.4L - Theta 2, 2.7L - MU | Sedan - 4Door 5P
View related parts
Kia Optima Trunk Key Sub Set
Part Number: 812502GB00
$44.83 MSRP: $64.68
You Save: $19.85 (31%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Key Sub Set-Trunk; Lock Cylinder
- Warranty: This genuine part is guaranteed by Kia's factory warranty.
Fits the following Vehicles:
- 2006 Kia Optima | High Grade, Middle Grade | 2.4L, 2.7L | 4 Door Sedan
View related parts
Kia Optima Trunk Key Sub Set
Part Number: 812503CA10
$52.73 MSRP: $76.08
You Save: $23.35 (31%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Key Sub Set-Trunk; Cylinder & Keys, Lock Cylinder
- Manufacturer Note: W/UNLOCK SW
- Warranty: This genuine part is guaranteed by Kia's factory warranty.
Fits the following Vehicles:
- 2000-2005 Kia Optima | High Grade, Middle Grade | 2.4L, 2.5L, 2.7L | 4 Door Sedan
View related parts
Kia Optima Trunk Key Sub Set
Part Number: 812502GH00
$77.92 MSRP: $106.45
You Save: $28.53 (27%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Key Sub Set-Trunk
- Warranty: This genuine part is guaranteed by Kia's factory warranty.
Fits the following Vehicles:
- 2008-2010 Kia Optima | 2.4L - Theta 2, 2.7L - MU | Sedan - 4Door 5P
View related parts
Kia Optima Trunk Key Sub Set
Part Number: 812502GA00
Product Specifications
- Other Name: Key Sub Set-Trunk; Lock Cylinder
- Warranty: This genuine part is guaranteed by Kia's factory warranty.
Fits the following Vehicles:
- 2006-2010 Kia Optima | High Grade, Middle Grade | 2.4L, 2.4L - Theta 2, 2.4L - Theta FF, 2.7L, 2.7L - MU | 4 Door Sedan, Sedan - 4Door 5P
View related parts
Kia Optima Trunk Lock Cylinder
Part Number: 812502GE00
Product Specifications
- Other Name: Key Sub Set-Trunk
- Warranty: This genuine part is guaranteed by Kia's factory warranty.
Fits the following Vehicles:
- 2008-2010 Kia Optima | 2.4L - Theta 2, 2.7L - MU | Sedan - 4Door 5P
View related parts
Kia Optima Trunk Key Sub Set
Part Number: 812502GF00
Product Specifications
- Other Name: Key Sub Set-Trunk
- Warranty: This genuine part is guaranteed by Kia's factory warranty.
Fits the following Vehicles:
- 2008-2010 Kia Optima | 2.4L - Theta 2, 2.7L - MU | Sedan - 4Door 5P
View related parts
Kia Optima Trunk Key Sub Set
Part Number: 812502GC00
Product Specifications
- Other Name: Key Sub Set-Trunk; Lock Cylinder
- Warranty: This genuine part is guaranteed by Kia's factory warranty.
Fits the following Vehicles:
- 2006-2010 Kia Optima | 2.4L - Theta 2, 2.4L - Theta FF, 2.7L - MU | Sedan - 4Door 5P

Kia Optima Trunk Lock Cylinder

Kia Optima Trunk Lock Cylinder is applied to ensure the spacious trunk of a car is not accessible to thieves by ensuring that drivers can lock the lid by twisting a key before the car is left. Each Kia Optima model has a Trunk Lock Cylinder, which is the small metal heart of the latch system that slides the tumblers in the case of turning the key and prevents any possibility of opening the trunk without authorization. The Trunk Lock Cylinder of the earlier Kias of the Optima already applied the same time-tested design, and thus the new vehicles retain the very simple design because the necessary job is the same, and the latch is firmly closed to ensure that whatever you have placed in it does not move during the process of traveling and when the car is parked. When the Trunk Lock Cylinder is stuck or unable to turn, the trunk can remain open or unlocked, leaving the valuable cargo exposed. Frequent application attests to the fact that the Trunk Lock Cylinder still clicks smoothly and keeps all Kia Optima owners secure, which is why Kia and Optima drivers cannot do without this little yet important component.

If you're in search of top-notch, reasonably priced OEM Kia Optima Trunk Lock Cylinder, then you've found the perfect spot. Our website boasts an extensive inventory of Kia Optima Trunk Lock Cylinder, all priced at the market's premier price. Rest assured, every genuine part we offer comes with a warranty straight from the manufacturer.

Kia Optima Trunk Lock Cylinder Parts Questions & Experts Answers

Trunk Key Sub Set
812502GA00
Q: How to remove and install the Trunk Latch and Trunk Lock Cylinder on Kia Optima?
A:
If the trunk latch fails to operate with the remote release, first check that the lock mechanism at the latch is set to the Unlock position. To address the trunk lid latch, open the trunk and remove the trunk lid trim panel. Disconnect the electrical connector for the power lock, remove the plastic cover, and disconnect the outside trunk release handle-to-latch cable, followed by disconnecting the trunk lock cylinder-to-latch rod. All trunk lid lock rods are attached by plastic clips, which can be removed by unsnapping the portion engaging the connecting rod and pulling the rod out of its locating hole. Next, remove the fasteners securing the latch to the trunk lid and take out the latch assembly, with installation being the reverse of removal. For the trunk lid lock cylinder, open the trunk and remove the trunk lid trim panel. Through the large access hole, disengage the outside trunk lid lock cylinder-to-latch rod, and again, remove the plastic clips by unsnapping the portion engaging the connecting rod and pulling the rod out of its locating hole. Disconnect the wiring harness, remove the lock cylinder mounting fasteners, and take out the lock cylinder, with installation being the reverse of removal.

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