Get quotes from trusted UK Cadillac CTS-V engine specialists. Compare rebuilt and performance reconditioned prices for LSA, LT4, and LS2 - 6.0L to 6.2L supercharged V8 covered. Find UK performance engine specialists.
Rebuilt units from £8,500
Common codes: LSA, LSA-BLACKWING
Rebuilt units from £10,000
Common codes: LT4, LT4-BLACKWING
Rebuilt units from £12,000
Common codes: LSA, LT4 with 6L90/8L90
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Most replacements completed within 3-5 days.
The cards below cover the supercharged 6.2L V8 engines fitted to the Cadillac CTS-V in the UK, including documented failure causes, variant production years, and typical rebuilt engine costs based on current UK market data.
Production History
Known Failures
Specs
Petrol · 6.2L · 556hp · Supercharged
Replacement Cost
Typical UK rebuilt engine: £8,500-£15,000 (supply only)
Production History
Known Failures
Specs
Petrol · 6.2L · 640hp · Supercharged
Replacement Cost
Typical UK rebuilt engine: £10,000-£18,000 (supply only)
Production History
Known Failures
Specs
Petrol · 6.2L · 556-640hp · Supercharged
Replacement Cost
Typical UK rebuilt engine: £12,000-£20,000 (supply only) Estimated from comparable LSA/LT4 units - actual quotes may vary.
Customer Reviews
Rated 4.8 out of 5 by 1,081 verified customers who sourced reconditioned and used Cadillac CTS-V engines through EngineMarket.
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“Thanks to EngineMarket, I saved over £1,200 on my engine replacement and got matched with a great local specialist within the hour.”
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“I wasn't sure what I needed, but they helped me identify the right engine and connected me with a trusted garage.”
Thanks to EngineMarket, I saved over £1,200 on my engine replacement and got matched with a great local specialist within the hour.”
- Jimmy, London
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Not sure which variant your Cadillac CTS-V is- Enter your registration number above - we'll identify the exact sub-model, engine code and compatible replacement options instantly.
Every engine code fitted to the Cadillac CTS-V across all generations, with technical specs, compatible variants and trims, known failure points, and average rebuilt prices from UK specialists. Select any engine code to compare quotes.
Extracted from detailed petrol and performance engine families across Cadillac CTS-V variants.
Extracted from detailed petrol and performance engine families across Cadillac CTS-V variants.
Can't find your engine code- Enter your registration number above - we'll instantly identify the exact unit, its technical specifications, and live replacement prices from UK Cadillac CTS-V engine specialists. Every rebuilt engine comes with a minimum 12-month unlimited mileage warranty.
The Cadillac CTS-V's supercharged 6.2L V8 engines (LSA and LT4) are powerful but demand specialist care. Supercharger bearing wear on LSA units and fuel injector failure...
Every rebuilt engine includes a minimum 12-month unlimited mileage warranty.
Why Early CTS-V Engines Develop Rattles
Production Years: 2009 - 2015
Engine: LSA 6.2L Supercharged
Typical failure window
Eaton supercharger snout bearings wear from heat and high boost pressure, causing internal rattling and eventual seizure if ignored.
| Repair Tier | Dealer Price | Specialist Price | What It Involves | Longevity / Suitability |
|---|---|---|---|---|
Minor - Supercharger Bearing Service Minor | £2,500 - £4,000 | £1,500 - £2,800 | Remove supercharger, replace snout bearings and seals, reassemble and test | Viable only if caught early before rotor damage; not suitable if knocking present |
Intermediate - Supercharger Rebuild Intermediate | £4,500 - £7,000 | £3,000 - £5,000 | Full supercharger disassembly, new bearings, rotors inspected/replaced, gaskets renewed | Extends supercharger life significantly; recommended if engine otherwise healthy |
Full Replacement - Rebuilt LSA Engine Best Value | £15,000 - £22,000 | £10,000 - £16,000 | Complete rebuilt LSA engine with upgraded components, supply & fit, bench tested, 12-month warranty | Best value for high-mileage cars or when engine damage has occurred beyond supercharger |
If your LSA supercharger is rattling but the engine runs smoothly, a specialist supercharger rebuild offers excellent value. However, if you hear bottom-end knocking or have high mileage, investing in a full rebuilt engine with upgraded internals provides long-term peace of mind and better resale value.
The supercharged 6.2L V8 in your CTS-V is a remarkable performance engine, but when problems arise, specialist knowledge is essential. EngineMarket connects you with UK specialists who understand LSA and LT4 failure patterns, offering rebuilt engines with upgraded components that address the original weak points. With nationwide supply & fit available and every unit backed by a minimum 12-month unlimited mileage warranty, you can restore your CTS-V's performance without the main dealer premium.
Compare Cadillac CTS-V Engine Replacement Prices Now →
Every supercharged 6.2L V8 engine type for the Cadillac CTS-V is available through our UK network, with typical price ranges based on LSA/LT4 engine code, variant and budget.
Cadillac CTS-V Reconditioned Engines (Recon)£9,000 - £16,000(supply only)
Cadillac CTS-V Rebuilt Engines£10,000 - £18,000(supply only)
Cadillac CTS-V Used Engines£4,000 - £8,500(supply only)
Cadillac CTS-V Remanufactured Engines£12,000 - £20,000(supply only)
Complete engine replacement service including removal of failed LSA/LT4 unit, installation of rebuilt engine and full recommissioning.
Every displacement fitted to the Cadillac CTS-V is listed below, with compatible engine codes, production years and common failure notes to help you identify the correct replacement.
The Cadillac CTS-V exclusively uses a supercharged 6.2L V8 petrol engine across both generations. The LSA (2009-2015) and LT4 (2016-2019) share the same displacement but differ in internal architecture, fuel delivery and output.
| ENGINE CODE(S) | LSA, LT4 |
| COMPATIBLE MODELS (UK) | CTS-V Saloon (2009-2019), CTS-V Coupe (2011-2019), CTS-V Wagon |
| PRODUCTION YEARS | 2011-2014 |
Supercharger bearing wear (LSA), fuel injector failure (LT4), timing chain stretch on high-mileage units
Not sure which engine size your Cadillac CTS-V needs- Enter your registration number above - we'll identify the exact displacement, engine code and compatible replacement options instantly. All engines supplied through EngineMarket include a minimum 12-month unlimited mileage warranty from UK Cadillac CTS-V specialists.
Fuel Type
Choose your Cadillac CTS-V engine by fuel type to compare realistic replacement prices, known issues, and compatible UK supply options - from the LSA-powered 2009 models to the latest LT4 2019 editions.
All Cadillac CTS-V models use a supercharged 6.2L petrol V8, with the LSA (2009-2015) and LT4 (2016-2019) representing two distinct generations of GM's high-performance small-block architecture.
Not sure which fuel type your Cadillac CTS-V has- Enter your registration number above to instantly identify your engine code, fuel system and compatible replacement options - all backed by a minimum 12-month unlimited mileage warranty from UK Cadillac CTS-V specialists.
This section covers all major engine changes across the Cadillac CTS-V production timeline (2009-2019), organised so owners can quickly identify their engine and compare rebuilt engine prices from UK specialists.
Replacing a Cadillac CTS-V supercharged V8 engine typically costs £8,500-£18,000 for a rebuilt unit supply-only, depending on whether you have the LSA (2009-2015) or LT4 (2016-2019) engine code.
Specialist engine rebuilders and performance garages across the UK supply rebuilt LSA and LT4 engines for the Cadillac CTS-V, with EngineMarket connecting you to vetted suppliers.
LSA engines can be rebuilt, but for high-mileage CTS-Vs or those with supercharger bearing failure, a full rebuilt engine with upgraded internals often offers better long-term value than partial repair.
The LT4 is fundamentally robust but has known failure points including fuel injectors and piston rings on high-mileage or tuned examples, making warranty coverage essential when purchasing a replacement.
Only the supercharged 6.2L LSA (2009-2015) or LT4 (2016-2019) V8 engines are direct-fit replacements for the Cadillac CTS-V; cross-generation swaps require significant modification.
With proper maintenance, LSA and LT4 engines can exceed 100,000 miles, but supercharger bearings (LSA) and fuel injectors (LT4) often require attention between 60k-90k miles on performance-driven examples.
All Cadillac CTS-V engines supplied through EngineMarket include a minimum 12-month unlimited mileage warranty, with some specialists offering extended 24-month coverage on remanufactured units.
The LT4 is an evolution of the LSA with direct injection, higher compression and increased output (640hp vs 556hp), but requires different fuel system components and ECU calibration.
Swapping an LT4 into an LSA CTS-V requires extensive modification including ECU, wiring harness, fuel system and potentially transmission updates, making it a specialist project rather than direct replacement.
Most CTS-V engine failures stem from supercharger bearing wear (LSA), fuel injector failure (LT4), or valve train issues on high-mileage units, often accelerated by aggressive driving or inadequate maintenance.
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