This page lists 10 ignition parts for the 2026 Buick Envision, across 7 part types, covering the 2.0L L4 Turbocharged engine. Every part shows its brand, manufacturer part number and fitment notes.
On the 2026 Buick Envision, 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 (1 part) and Camshaft Position Sensor Interrupter (1 part). The other 4 part types cover the remaining 4 parts.
The 2026 Buick Envision came with a single engine, the 2.0L L4 Turbocharged, and every part is verified against it.
5 brands supply ignition parts for the 2026 Buick Envision, led by GM GENUINE (6 parts), DELPHI (1 part) and STANDARD MOTOR PRODUCTS (1 part), plus 2 more brands. Quality grades include Standard Replacement and Premium.
Each part number listed for the 2026 Buick Envision opens a page with every vehicle that part fits.
Camshaft Position Sensor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 12733487 | 🇺🇸 US 🇨🇦 CA | Gasket Or Seal Material: RubberTerminal Type: Pin | 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.
This group shows a single part: GM GENUINE 12733487.
Camshaft Position Sensor Interrupter
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 55510087 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the interrupter wheels the camshaft sensor reads.
This group shows a single part: GM GENUINE 55510087.
Camshaft Position Sensor Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 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.
One part is listed for the 2026 Buick Envision — GM GENUINE 12626252.
Crankshaft Position Sensor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 12706708 | 🇺🇸 US 🇨🇦 CA | 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.
This group shows a single part: GM GENUINE 12706708.
Ignition Coil
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DELPHI | GN11100 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 12725605 | 🇺🇸 US 🇨🇦 CA | Single Bolt Diamond Coil Can Backserv Double Bolt Melco CoilSquare Shape Coil | View on Amazon |
| STANDARD MOTOR PRODUCTS | UF914 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HOLSTEIN | 2IGC0651 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 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 for the 2026 Buick Envision come from 4 brands — DELPHI, GM GENUINE, STANDARD MOTOR PRODUCTS and 1 other brand.
In the Premium grade, DELPHI supplies 1 part: a step above OE specification in materials, tolerances or warranty terms. A representative part number is DELPHI GN11100.
In the Standard Replacement grade, GM GENUINE and STANDARD MOTOR PRODUCTS supply 2 parts: built to original-equipment specification. A representative part number is GM GENUINE 12725605.
1 further part sits outside the graded sections, with the same engine-level match.
This group includes DELPHI GN11100, GM GENUINE 12725605 and STANDARD MOTOR PRODUCTS UF914 and the remaining parts above.
Spark Plug
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO | 41103IP | 🇺🇸 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.
One part is listed for the 2026 Buick Envision — ACDELCO 41103IP.
Spark Plug / Ignition Coil Boot
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 55511557 | 🇺🇸 US 🇨🇦 CA | Use Boot 55511557 Only with 2-Bolt Melco Coil 55515866 | 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.
This group shows a single part: GM GENUINE 55511557.
Buying Ignition Parts for a 2026 Buick Envision
On this vehicle, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules.
- Confirm you have the 2.0L L4 Turbocharged engine — every part on this page is matched to it.
- 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 Buick Envision?
Our catalog currently lists 10 ignition parts for the 2026 Buick Envision across 7 subcategories and 5 brands, covering the 2.0L L4 Turbocharged engine. Each part is matched to the engine(s) it fits.
What are the signs of ignition problems on a 2026 Buick Envision?
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 Buick Envision?
Notes on this page include a 0.040" pre-set gap. 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 Buick Envision 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 Buick Envision?
Every part on this page is matched to the 2.0L L4 Turbocharged engine. 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 Buick Envision
Ignition Parts for Other Buick Envision Years
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Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.