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Walker 921-2256 Ignition Coil
| Brand | Walker 921-2256 |
|---|---|
| Product line | ThunderSpark |
| Fits | Buick and Cadillac · 5 vehicles |
OE direct replacement. Built for straightforward ignition coil replacement with a precise fit.
ThunderSpark line. Walkerβs performance-focused product line for dependable ignition service.
Ignition coil for restoring strong spark and reliable engine operation.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Ignition Coil for 2006 Buick and Cadillac
Walker ThunderSpark ignition coil Part Number 921-2256 is a direct-fit ignition component for select 2006 Buick and Cadillac applications. It is listed for the Buick Lucerne, Cadillac DTS, Cadillac STS, and Cadillac XLR, giving you a fitment-specific replacement option for common ignition misfire repairs.
Key Features
- Walker ThunderSpark ignition coil for OE-style replacement
- Fits 2006 Buick Lucerne, N/A
- Fits 2006 Cadillac DTS, N/A
- Fits 2006 Cadillac STS, N/A
- Fits 2006 Cadillac XLR, N/A
- Part Number: 921-2256
Product Details
The ThunderSpark line from Walker is positioned for ignition service applications where accurate vehicle fitment matters. This ignition coil is cataloged for 2006 Buick Lucerne and 2006 Cadillac DTS, STS, and XLR models, making 921-2256 a focused replacement choice when diagnosing ignition-related drivability concerns. If you are searching for a Walker ignition coil for 2006 Cadillac DTS or a Walker ThunderSpark coil for 2006 Buick Lucerne, this part number matches those listed applications.
What It Helps Address
- Engine misfire conditions tied to a failing ignition coil
- Rough idle caused by weak spark output
- Hard starting related to ignition performance loss
- Check engine light concerns associated with ignition faults
- Intermittent hesitation during acceleration
Installation Notes
Verify the vehicle year, make, and model before ordering. Confirm the original coil connector style and mounting location against the existing part before installation. For best results, inspect related ignition components and clear diagnostic trouble codes after repair. Fits 2006 Buick Lucerne, N/A; Fits 2006 Cadillac DTS, N/A; Fits 2006 Cadillac STS, N/A; Fits 2006 Cadillac XLR, N/A.
Quality Assurance
Walker ThunderSpark parts are cataloged as application-specific ignition replacements. Part Number 921-2256 is listed for the vehicles shown above, and the fitment data should be matched to the vehicle identification before purchase.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2006 | Buick | Lucerne | 4.6L | V8 | N/A | ThunderSpark |
| 2006 | Cadillac | DTS | 4.6L | V8 | N/A | ThunderSpark |
| 2006 | Cadillac | STS | 4.4L | V8 | N/A | ThunderSpark |
| 2006 | Cadillac | XLR | 4.4L | V8 | N/A | ThunderSpark |
| 2006 | Cadillac | XLR | 4.6L | V8 | N/A | ThunderSpark |
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