About TRQ: TRQ is a trusted brand dedicated to making every repair a success story by combining premium parts with easy installation. Each TRQ part is engineered by a team of automotive experts to meet or exceed OEM standards, delivering enhanced performance and maximum longevity. With rigorous in-house testing, the brand ensures superior fit and function across every product line. TRQ also provides customers with best-in-class, step-by-step installation videos—so you can complete repairs with confidence, whether you're a first-time DIYer or an industry professional.
Attention California Customers:
WARNING: This product can expose you to chemicals including Lead and Lead Compounds, which are known to the State of California to cause cancer, and birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.
This part fits
2 vehicles spanning 1997-2005.
Fits these Makes
Select vehicle
Year
Make
Model
Description
1997-2005
Buick
Century
Buick Century Ignition Lock Cylinder TRQ ILA41905
1997-2004
Buick
Regal
Buick Regal Ignition Lock Cylinder TRQ ILA41905
Part Interchange
Brand Label
Part Number
Standard Motor Products
US222L
Airtex
4H1010
Locksmart
LC63320
CARQUEST Premium By WELLS
53-2462
ACDelco
26054914
Wells
LS946C
Duralast
LS946C
BWD
CS778L
ACDelco
D1492C
Echlin
KS6778L
SKP
SK924898
General Motors
26054914
Standard Ignition
US-222L
Buick
26054914
Wells
4H1010
Dorman - OE Solutions
924-898
KEM
UL13J
This item may be interchangeable with parts from other brands with the above part numbers.
This information is provided only for reference and does not guarantee that the item you are
purchasing is identical to parts with part numbers from the brands listed above.
To confirm that this item fits your vehicle, use the above "Check Vehicle Fit" option.
Lifetime Warranty
This item is backed by our limited lifetime warranty. In the event that this item should fail due to manufacturing defects during intended use, we will replace the part free of charge. This warranty covers the cost of the part only.
FREE Shipping is standard on Orders shipped to the lower 48 States (Contiguous United States). Standard shipping charges apply to Hawaii, Alaska and US Territories. Shipping is not available to Canada.
Expedited is available on checkout to the United States, excluding Alaska, Hawaii and US Territories as well as P.O. Boxes and APO/FPO/DPO addresses. Final shipping costs are available at checkout.
Product Reviews
1.0/ 5
★★★★★★★★★★
1 review
5★
0%
4★
0%
3★
0%
2★
0%
1★
100%
★★★★★February 17, 2024
It was made cheap easy install but key chime buzz when I oped door always buzzing when door is open only stop when put key in an turn to start
Showing 1–1 of 1 review
ILA41905
In Stock
Customer Q&A
Got a question about this part? Post it and get answers from our team.
JohnJune 25, 2026
Is there a resistant?vats key w
Thank you for your inquiry! Yes in GMs Vehicle Anti-Theft System (VATS), the ignition lock cylinder is a critical part of the security check. As long as your vehicle specifications match up with our listing, these parts will directly fit and function like the originals.
Jean · June 25, 2026
TrevorMarch 17, 2025
Does this work with the ignition security feature?
This is the standard Ignition Lock Cylinder with keys.
Kemal · March 18, 2025
Showing 1–2 of 2 questions
Customer service
877-844-3393
Monday - Friday 8:00am - 9:30pm ET Saturday - Sunday 8:00am - 4:30pm ET
Ask a Question
Check Your Email
We sent a verification email to .
Click the Verify Email button in the email to submit your question.
This extra step helps prevent spam.
Select Your Vehicle
Specify your vehicle's year, make and model to guarantee fit.