How to replace the ignition lock cylinder on GMC Yukon?

The procedure to replace Ignition Switch lock cylinder begins with sir system deactivation. Climb behind the knee bolster and remove the steering column shroud. Install an allen wrench into the top hole of the Ignition Lock Cylinder case while maintaining the key in start position to depress the tab that releases the cylinder so it can slide out. During installation check that the gears connecting the ignition/start switch with the Ignition Lock Cylinder case align properly because misalignment may cause no start and battery drain conditions. Turn the Ignition Lock Cylinder case gear clockwise into the start position so it can naturally return to run. Begin by sliding the key into the Ignition Lock Cylinder then achieve proper alignment before installing it into the Ignition Lock Cylinder case. Reinstall the knee bolster along with the steering column shroud before activating the sir system.

What are the features and assembly instructions for the Ignition Lock Cylinder on GMC Yukon?

The ignition keys are double sided and reversible with master key and valet key that having a transponder that responds to theft deterrent system when turned. The keys have 10 cut positions and 4 different depths. The master key opens all locks, the valet key opens the door locks and ignition only, while the emergency key, which has no transponder, opens only the door locks and ip storage compartment lock. In order to cut keys, retrieve key code from the 4-digit number found on the key tag that comes with the original master and valet keys cross reference to the cut and tumbler sequence. The transponder in the master and valet keys need to be programmed to the vehicle. First, you need to cut the blank key to its correct depths and sequence and next, test the mechanical functioning of the key with all the lock cylinders. In the case of replacing a master or valet key, program the transponder of the key for the car's use. The Ignition Lock Cylinder has made use of seven of the ten cuts namely 3 to 9 in a staggered tumbler positions. Assemble the Ignition Lock Cylinder by placing tumbler springs and loading in the cylinder according to the cut positions of a key. Make sure the tumblers are flush before lubricating the surfaces of the cylinder. For Door Lock cylinder, this that also has seven cut positions, pick cylinder with the four tumbler spring wells up, then put springs in, and load the tumblers with them staying in. Once checking for optimal loading, lubricate the tumbler surfaces, plate springs, and put everything together with the shutter assembly and detent components. The ip for storage compartment lock cylinder requires the use of 4 out of the 10 cut positions, namely position 7 to 10 along with a retainer tumbler that is already pre-installed. Assemble this lock cylinder by getting the tumblers to enter tumbler springs and loading the tumblers for them to be flush with the cylinder. Remember that keys or lock cylinder are not sold separately; the console lid assembly has to be replaced to replace them.

OEM GMC Yukon Ignition Lock Cylinder

Ignition Key Lock Cylinder

Select Vehicle by Model
Select Vehicle by VIN

Select Vehicle by Model

Make

Model

Year

Select Vehicle by VIN

For the most accurate results, select vehicle by your VIN (Vehicle Identification Number).

14 Ignition Lock Cylinders found

View related parts
GMC Yukon Ignition Lock Cylinder Part Number: 15298923
$50.36 MSRP: $103.47
You Save: $53.11 (52%)
ADD TO CART
Product Specifications
- Other Name: Cylinder Kit, Ignition Switch; Lock Cylinder; Cylinder & Keys
- Replaces: 88956844
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005-2006 GMC Yukon | Denali, SL, SLE, SLT | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
View related parts
GMC Yukon Ignition Lock Cylinder, Black Part Number: 7840574
$48.46 MSRP: $58.75
You Save: $10.29 (18%)
Ships in 1 Business Day
ADD TO CART
Product Specifications
- Other Name: Cylinder-Steering Column Lock & Ignition Switch (Black) *Black; Lock Cylinder; Ignition Lock & Key; Cylinder & Keys; Ignition Switch
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1992-1994 GMC Yukon | Base, GT, SLE, Sport | 8 Cyl 5.7 L GAS, 8 Cyl 6.5 L DIESEL
View related parts
GMC Yukon Ignition Lock Cylinder Part Number: 15815961
$58.03 MSRP: $92.15
You Save: $34.12 (38%)
ADD TO CART
Product Specifications
- Other Name: Cylinder Kit-Ignition Lock (Uncoded); Lock Cylinder; Ignition Cylinder; Cylinder & Keys; Cylinder Kit, Ignition Switch
- Replaces: 12472980
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2000-2004 GMC Yukon | Denali, SLE, SLT | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
View related parts
GMC Yukon Ignition Lock Cylinder Part Number: 15785100
$56.39 MSRP: $89.54
You Save: $33.15 (38%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Cylinder Assembly-Ignition Lock (Uncoded); Lock Cylinder; Cylinder & Keys; Cylinder, Ignition Switch
- Replaces: 88956845
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2003-2006 GMC Yukon | Denali, SL, SLE, SLT | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
View related parts
GMC Yukon Ignition Lock Cylinder Part Number: 12472981
$50.17 MSRP: $79.65
You Save: $29.48 (38%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Cylinder Assembly, Ignition Lock; Cylinder & Keys; Cylinder Kit, Ignition Switch
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2000-2002 GMC Yukon | Denali, SLE, SLT | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
View related parts
GMC Yukon Ignition Lock Cylinder Part Number: 26049532
$45.33 MSRP: $93.16
You Save: $47.83 (52%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Cylinder, Ignition Switch; Lock Cylinder; Ignition Cylinder; Cylinder & Keys; Cylinder
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1998-2000 GMC Yukon | Denali, SLE, SLT | 8 Cyl 5.7 L GAS
View related parts
GMC Yukon Ignition Lock Cylinder Part Number: 15799769
$50.07 MSRP: $102.90
You Save: $52.83 (52%)
ADD TO CART
Product Specifications
- Other Name: Cylinder Assembly, Ignition Lock (Uncoded); Lock Cylinder; Cylinder & Keys; Cylinder, Ignition Switch
- Replaces: 88937315
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2001-2005 GMC Yukon | Denali, SLE, SLT | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
View related parts
GMC Yukon Ignition Lock Cylinder Part Number: 12369498
$26.45 MSRP: $49.68
You Save: $23.23 (47%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Cylinder, Ignition Switch; Lock Cylinder; Ignition Cylinder; Cylinder & Keys; Cylinder; Cylinder Kit, Ignition Switch
- Replaces: 26047294, 26050279, 26049498
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1995-1997 GMC Yukon | Base, SL, SLE, SLT | 8 Cyl 5.7 L GAS, 8 Cyl 6.5 L DIESEL
View related parts
GMC Yukon Ignition Lock Cylinder Part Number: 26052796
$64.34 MSRP: $95.77
You Save: $31.43 (33%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Cylinder, Steering Column Lock & Ignition Switch; Lock Cylinder; Cylinder & Keys; Cylinder, Ignition Switch
- Replaces: 26025788
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1993-1994 GMC Yukon | Base, GT, SLE, Sport | 8 Cyl 5.7 L GAS, 8 Cyl 6.5 L DIESEL
View related parts
GMC Yukon Ignition Lock Cylinder Part Number: 84668679
$62.06 MSRP: $111.86
You Save: $49.80 (45%)
ADD TO CART
Product Specifications
- Other Name: Cylinder Kit-Ignition Lock (Uncoded); Lock Cylinder; Ignition Cylinder; Cylinder Kit, Ignition Switch
- Replaces: 22855177, 23476975
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2015-2020 GMC Yukon | Denali, SLE, SLT | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
View related parts
GMC Yukon Ignition Lock Cylinder Part Number: 15794826
$80.89 MSRP: $126.71
You Save: $45.82 (37%)
Product Specifications
- Other Name: Cylinder Kit Ignition Lock; Lock Cylinder; Ignition Cylinder; Cylinder; Cylinder, Ignition Switch
- Replaces: 19120038, 25756079
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007-2014 GMC Yukon | Denali, Denali Hybrid, Hybrid, SLE, SLT | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L FULL HYBRID EV-FLEX (FHEV), 8 Cyl 6.0 L FULL HYBRID EV-GAS (FHEV), 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
View related parts
GMC Yukon Ignition Lock Cylinder Part Number: 12369499
$23.27 MSRP: $41.56
You Save: $18.29 (45%)
Product Specifications
- Other Name: Cylinder, Ignition Switch; Cylinder & Keys; Cylinder
- Replaces: 26050281
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1995-1997 GMC Yukon | Base, SL, SLE, SLT | 8 Cyl 5.7 L GAS, 8 Cyl 6.5 L DIESEL
View related parts
GMC Yukon Ignition Lock Cylinder Part Number: 26049533
$37.48 MSRP: $66.92
You Save: $29.44 (44%)
Product Specifications
- Other Name: Cylinder Assembly, Ignition Lock; Cylinder & Keys; Cylinder; Cylinder, Ignition Switch
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1998-2000 GMC Yukon | Denali, SLE, SLT | 8 Cyl 5.7 L GAS
View related parts
GMC Yukon Ignition Lock Cylinder Part Number: 12300443
Product Specifications
- Other Name: Cylinder & Keys
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1992-1994 GMC Yukon | Base, GT, SLE, Sport | 8 Cyl 5.7 L GAS, 8 Cyl 6.5 L DIESEL

GMC Yukon Ignition Lock Cylinder

Want to cut long-term maintenance and repair costs? Choose OEM Ignition Lock Cylinder. Those parts deliver top durability you can trust. On our site, you'll find a huge catalog of genuine GMC Yukon parts. Prices are unbeatable, so you can keep more in your pocket. Every OEM GMC Yukon Ignition Lock Cylinder includes a manufacturer's warranty. You can also get an easy return policy that keeps buying risk free. Fast delivery, get your car on the road quickly. It's simple to search, compare, and order. Stop guessing about quality or fit. Order today and save with parts that last.

The Ignition Lock Cylinder part of GMC Yukon is a component that enables drivers to start the engine by inserting and turning the key in the area close to the steering wheel. This cylinder forms part of the ignition switch and incorporates a number of keys and tumblers of this paricular make and model. In the past, further improvements have been made in the design of dyed ignition keys with secured chips that can only signal the vehicle's computer to start the engine if the right code is sent. However, even if a car maker protects them physically, mechanical stress can interfere with the smooth working of the ignition switch, a scenario that may result in a hard time to start the car's engine or even sudden engine power-off. Replacement switches, lock cylinders and other parts for Ignition Lock Cylinder for GMC Yukon are available for enhancing the product performance factor that is necessary for proper working setup of the vehicle.

GMC Yukon Ignition Lock Cylinder Parts and Q&A

Ignition Lock Cylinder
15794826
Q: How to replace the ignition lock cylinder on GMC Yukon?
A:
The procedure to replace Ignition Switch lock cylinder begins with sir system deactivation. Climb behind the knee bolster and remove the steering column shroud. Install an allen wrench into the top hole of the Ignition Lock Cylinder case while maintaining the key in start position to depress the tab that releases the cylinder so it can slide out. During installation check that the gears connecting the ignition/start switch with the Ignition Lock Cylinder case align properly because misalignment may cause no start and battery drain conditions. Turn the Ignition Lock Cylinder case gear clockwise into the start position so it can naturally return to run. Begin by sliding the key into the Ignition Lock Cylinder then achieve proper alignment before installing it into the Ignition Lock Cylinder case. Reinstall the knee bolster along with the steering column shroud before activating the sir system.
Ignition Lock Cylinder
15785100
Q: What are the features and assembly instructions for the Ignition Lock Cylinder on GMC Yukon?
A:
The ignition keys are double sided and reversible with master key and valet key that having a transponder that responds to theft deterrent system when turned. The keys have 10 cut positions and 4 different depths. The master key opens all locks, the valet key opens the door locks and ignition only, while the emergency key, which has no transponder, opens only the door locks and ip storage compartment lock. In order to cut keys, retrieve key code from the 4-digit number found on the key tag that comes with the original master and valet keys cross reference to the cut and tumbler sequence. The transponder in the master and valet keys need to be programmed to the vehicle. First, you need to cut the blank key to its correct depths and sequence and next, test the mechanical functioning of the key with all the lock cylinders. In the case of replacing a master or valet key, program the transponder of the key for the car's use. The Ignition Lock Cylinder has made use of seven of the ten cuts namely 3 to 9 in a staggered tumbler positions. Assemble the Ignition Lock Cylinder by placing tumbler springs and loading in the cylinder according to the cut positions of a key. Make sure the tumblers are flush before lubricating the surfaces of the cylinder. For Door Lock Cylinder, this that also has seven cut positions, pick cylinder with the four tumbler spring wells up, then put springs in, and load the tumblers with them staying in. Once checking for optimal loading, lubricate the tumbler surfaces, plate springs, and put everything together with the shutter assembly and detent components. The ip for storage compartment lock cylinder requires the use of 4 out of the 10 cut positions, namely position 7 to 10 along with a retainer tumbler that is already pre-installed. Assemble this lock cylinder by getting the tumblers to enter tumbler springs and loading the tumblers for them to be flush with the cylinder. Remember that keys or lock cylinder are not sold separately; the console lid assembly has to be replaced to replace them.