16 Engine parts are listed for the 2017 Cadillac XTS, in 8 part types, covering both the 3.6L V6 and the 3.6L V6 Turbocharged. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2017 Cadillac XTS, the engine covers the internals and hard parts that build compression and keep oil where it belongs — gaskets, bearings, camshafts, lifters, seals and timing components. 11 parts of the 16 listed are Conversion / Lower Gasket Set (6 parts), Camshaft (4 parts) and Barometric Pressure Sensor (1 part). The other 5 part types cover the remaining 5 parts.
The 2017 Cadillac XTS was sold with both the 3.6L V6 and the 3.6L V6 Turbocharged. Every part on this page is engine-specific. Each part shows which engine(s) it fits.
8 brands supply engine parts for the 2017 Cadillac XTS, led by GM GENUINE (9 parts), LISLE (1 part) and FEL-PRO (1 part), plus 5 more brands.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2017 Cadillac XTS. 2 parts have it, including FEL-PRO CS263761 (Conversion / Lower Gasket Set) and SKP SKCS263761 (Conversion / Lower Gasket Set). Each part number opens a page with every vehicle that part fits.
Barometric Pressure Sensor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.6L V6 Turbocharged | 12711681 | 🇺🇸 US 🇨🇦 CA | In Air Cleaner | View on Amazon |
This table covers the Barometric pressure sensors. Typical signs include a check-engine light for MAP or fuel-rail pressure, or a limp mode under load. A vacuum leak or a clogged reference line will fake a bad pressure sensor.
One part is listed for the 2017 Cadillac XTS — GM GENUINE 12711681.
Camshaft
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.6L V6 Turbocharged | 12638172 | 🇺🇸 US 🇨🇦 CA | Lifter Type: OHC Roller TappetIncludes Ring | View on Amazon |
| GM GENUINE Fits: 3.6L V6 Turbocharged | 12641988 | 🇺🇸 US 🇨🇦 CA | Computer Controlled Compatible: YES | View on Amazon |
| GM GENUINE Fits: 3.6L V6 Turbocharged | 12638402 | 🇺🇸 US 🇨🇦 CA | Includes Ring | View on Amazon |
| GM GENUINE Fits: 3.6L V6 Turbocharged | 12669978 | 🇺🇸 US 🇨🇦 CA | Exhaust Duration at .050 inch Lift: 118 DD | View on Amazon |
This table covers the camshafts that open the valves.
GM GENUINE supplies the 4 Camshaft parts for the 2017 Cadillac XTS.
This group includes GM GENUINE 12638172, GM GENUINE 12641988 and GM GENUINE 12638402 and the remaining parts above.
Camshaft Alignment Tool
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| LISLE Fits: 3.6L V6 Turbocharged | 37530 | 🇺🇸 US 🇨🇦 CA | GM | View on Amazon |
This table covers the Camshaft Alignment tools. This is a service tool, not a wear part — match the application in the notes.
This group shows a single part: LISLE 37530.
Camshaft Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.6L V6 Turbocharged | 12574477 | 🇺🇸 US 🇨🇦 CA | Camshaft Sprocket Seal | View on Amazon |
This table covers the seals at each camshaft end. 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 12574477.
Connecting Rod
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.6L V6 Turbocharged | 12641607 | 🇺🇸 US 🇨🇦 CA | POWDERED METAL | View on Amazon |
This table covers the connecting rods between each piston and the crankshaft.
One part is listed for the 2017 Cadillac XTS — GM GENUINE 12641607.
Connecting Rod Bolt
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.6L V6 Turbocharged | 11519680 | 🇺🇸 US 🇨🇦 CA | M9X1X53 | View on Amazon |
This table covers the Connecting Rod bolts.
This group shows a single part: GM GENUINE 11519680.
Conversion / Lower Gasket Set
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO Popular Fits: 3.6L V6 Turbocharged | CS263761 | 🇺🇸 US 🇨🇦 CA | Includes RTV Sealant | View on Amazon |
| SKP Popular Fits: 3.6L V6 Turbocharged | SKCS263761 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| AJUSA Fits: 3.6L V6 Turbocharged | 54277700 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| APEX Fits: 3.6L V6 Turbocharged | ACS11064 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| ITM ENGINE COMPONENTS Fits: 3.6L V6 Turbocharged | 0929106 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| MAHLE / CLEVITE Fits: 3.6L V6 Turbocharged | CS54661 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers lower / conversion gasket sets for oil-pan and related joints. Typical signs include the leaks that sent the engine or gearbox to the bench. Use every gasket the set is meant for that opening — leftover unused pieces usually belong to another configuration.
6 Conversion / Lower Gasket Set parts are listed for the 2017 Cadillac XTS, from FEL-PRO, SKP, AJUSA and 3 other brands. FEL-PRO CS263761 carries the "Popular" badge.
Part numbers include FEL-PRO CS263761, SKP SKCS263761 and AJUSA 54277700, among others listed above.
Crankshaft
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.6L V6 Turbocharged | 12642339 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the crankshafts that turn piston motion into rotation.
One part is listed for the 2017 Cadillac XTS — GM GENUINE 12642339.
Buying Engine Parts for a 2017 Cadillac XTS
On this vehicle, the engine covers the internals and hard parts that build compression and keep oil where it belongs — gaskets, bearings, camshafts, lifters, seals and timing components.
- Match the engine first. Every engine 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 the seals and gaskets for anything you open up; a timing job should always include the tensioner and guides, not just the belt or chain.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Conversion / Lower Gasket Set and Camshaft .
Frequently Asked Questions
How many engine parts fit the 2017 Cadillac XTS?
Our catalog currently lists 16 engine parts for the 2017 Cadillac XTS across 8 subcategories and 8 brands, covering both the 3.6L V6 and the 3.6L V6 Turbocharged. Each part is matched to the engine(s) it fits.
Do engine parts differ between 2017 Cadillac XTS engines?
Yes. Every engine 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 engine problems on a 2017 Cadillac XTS?
Common symptoms include oil spots under the vehicle, blue or white exhaust smoke, ticking from the valvetrain, or coolant mysteriously disappearing. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, replace the seals and gaskets for anything you open up; a timing job should always include the tensioner and guides, not just the belt or chain.
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 2017 Cadillac XTS 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 2017 Cadillac XTS?
First match the engine — each row shows which engine(s) the part fits. Then engine hard parts are unforgiving of guesswork — confirm the casting or engine code before ordering, because one model year can hide two different blocks. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2017 Cadillac XTS
Engine Parts for Other Cadillac XTS Years
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