The 2026 Chevrolet Blazer has 14 ignition parts with verified fitment on this page — 8 part types and 3 brands, covering all 3 engine options (2.0L L4 Turbocharged, 3.6L V6 and ELECTRIC). Each part includes a manufacturer part number and application notes.
On the 2026 Chevrolet Blazer, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules. Most of the listed parts are Ignition Coil (4 parts), Camshaft Position Sensor (2 parts) and Crankshaft Position Sensor (2 parts). The other 5 part types cover the remaining 6 parts.
The 2026 Chevrolet Blazer was sold with 3 engines. Every part on this page is engine-specific. Each part shows which engine(s) it fits.
The most listed brands for 2026 Chevrolet Blazer ignition parts are GM GENUINE (10 parts), STANDARD MOTOR PRODUCTS (2 parts) and ACDELCO (2 parts).
Each part number listed for the 2026 Chevrolet Blazer opens a page with every vehicle that part fits.
Camshaft Position Sensor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 2.0L L4 Turbocharged | 12733487 | 🇺🇸 US 🇨🇦 CA | Gasket Or Seal Material: RubberTerminal Type: Pin | View on Amazon |
| GM GENUINE Fits: 3.6L V6 | 12646782 | 🇺🇸 US 🇨🇦 CA | RS ModelTrans.Code 9T65 | View on Amazon |
This table covers the sensors that report camshaft position to the ECU. Typical signs include a stall, a no-start, or a code for cam or crank correlation. Check the connector and the reluctor gap before replacing the sensor.
GM GENUINE supplies both parts for the 2026 Chevrolet Blazer.
Part numbers include GM GENUINE 12733487 and GM GENUINE 12646782.
Camshaft Position Sensor Interrupter
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 2.0L L4 Turbocharged | 55510087 | 🇺🇸 US 🇨🇦 CA | Fits Trans. code 9T609 speed Automatic trans. | View on Amazon |
This table covers the interrupter wheels the camshaft sensor reads.
One part is listed for the 2026 Chevrolet Blazer — GM GENUINE 55510087.
Camshaft Position Sensor Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 2.0L L4 Turbocharged, 3.6L V6 | 12626252 | 🇺🇸 US 🇨🇦 CA | Color: Orange | View on Amazon |
This table covers the seals at the Camshaft Position Sensor. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
This group shows a single part: GM GENUINE 12626252.
Crankshaft Position Sensor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 2.0L L4 Turbocharged | 12706708 | 🇺🇸 US 🇨🇦 CA | Fits Trans. code 9T609 speed Automatic trans. | View on Amazon |
| GM GENUINE Fits: 3.6L V6 | 12646781 | 🇺🇸 US 🇨🇦 CA | RS ModelTrans.Code 9T65 | View on Amazon |
This table covers the sensors that report crankshaft position and engine speed. Typical signs include a stall, a no-start, or a code for cam or crank correlation. Check the connector and the reluctor gap before replacing the sensor.
GM GENUINE supplies both parts for the 2026 Chevrolet Blazer.
Part numbers include GM GENUINE 12706708 and GM GENUINE 12646781.
Ignition Coil
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 2.0L L4 Turbocharged, 3.6L V6 | 12725605 | 🇺🇸 US 🇨🇦 CA | Fits Trans. Code 9T609 speed Automatic trans. | View on Amazon |
| GM GENUINE Fits: 3.6L V6 | 12741091 | 🇺🇸 US 🇨🇦 CA | RS ModelTrans.Code 9T65 | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 2.0L L4 Turbocharged | UF914 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| STANDARD MOTOR PRODUCTS Fits: 3.6L V6 | UF830 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the coils that fire each spark plug. Typical signs include a misfire that follows one cylinder, a snap in damp weather, or a coil that is swollen or cracked. Swap a suspect coil with a neighbor to confirm, then replace boots that tore on the way off.
4 Ignition Coil parts are listed for the 2026 Chevrolet Blazer, from GM GENUINE and STANDARD MOTOR PRODUCTS.
Part numbers include GM GENUINE 12725605, GM GENUINE 12741091 and STANDARD MOTOR PRODUCTS UF914, among others listed above.
Spark Plug
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Fits: 2.0L L4 Turbocharged | 41103IP | 🇺🇸 US 🇨🇦 CA | GM Original EquipmentIridium | View on Amazon |
| ACDELCO Fits: 3.6L V6 | 41130 | 🇺🇸 US 🇨🇦 CA | GM Original EquipmentIridium | View on Amazon |
This table covers the spark plugs for this engine. Typical signs include misfire under load, rough idle, or a flashing check-engine light. Verify the gap even on pre-gapped plugs, and replace coil boots that come off a high-mileage engine.
2 Spark Plug parts for the 2026 Chevrolet Blazer come from ACDELCO.
Listed part numbers: ACDELCO 41103IP and ACDELCO 41130.
Spark Plug / Ignition Coil Boot
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 2.0L L4 Turbocharged | 55511557 | 🇺🇸 US 🇨🇦 CA | Fits Trans. Code 9T609 Speed Automatic | View on Amazon |
This table covers the silicone and rubber boots that insulate the coil-to-plug spark path. Typical signs include a misfire in the rain, carbon tracking on the boot, or a snap when you pop the coil off. Replace boots as a set on a high-mileage engine; one cracked boot will take the coil with it.
One part is listed for the 2026 Chevrolet Blazer — GM GENUINE 55511557.
Spark Plug Tube Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.6L V6 | 12613249 | 🇺🇸 US 🇨🇦 CA | Material: Steel Rubber | View on Amazon |
This table covers the seals at the Spark Plug Tube. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
One part is listed for the 2026 Chevrolet Blazer — GM GENUINE 12613249.
Buying Ignition Parts for a 2026 Chevrolet Blazer
On this vehicle, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules.
- Match the engine first. Every ignition part here is engine-specific; each row shows which engine(s) it fits.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace plugs and wires (or coil boots) as a set — one weak cylinder makes the whole set feel bad.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Ignition Coil and Camshaft Position Sensor .
Frequently Asked Questions
How many ignition parts fit the 2026 Chevrolet Blazer?
Our catalog currently lists 14 ignition parts for the 2026 Chevrolet Blazer across 8 subcategories and 3 brands, covering all 3 engine options (2.0L L4 Turbocharged, 3.6L V6 and ELECTRIC). Each part is matched to the engine(s) it fits.
Do ignition parts differ between 2026 Chevrolet Blazer engines?
Yes. Every ignition part on this page is engine-specific. Each row shows which engine(s) it fits — use the filter at the top to hide the rest. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.
What are the signs of ignition problems on a 2026 Chevrolet Blazer?
Common symptoms include misfires under load, rough idle, flashing check-engine light, or poor starting in damp weather. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What spark-plug gap is listed for the 2026 Chevrolet Blazer?
Notes on this page include pre-set gaps of 0.035" and 0.040". Still verify against spec — even “pre-gapped” plugs should be checked before they go in.
What should I replace at the same time?
Where labor overlaps, replace plugs and wires (or coil boots) as a set — one weak cylinder makes the whole set feel bad.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2026 Chevrolet Blazer was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2026 Chevrolet Blazer?
First match the engine — each row shows which engine(s) the part fits. Then gap matters even on “pre-gapped” plugs — verify against spec, and replace coil boots when they come off a high-mileage engine. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2026 Chevrolet Blazer
Ignition Parts for Other Chevrolet Blazer Years
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