Vauxhall Insignia 2.0 CDTI Engine ReplacementCompare Prices & Get Quotes
Get quotes today from trusted UK Vauxhall Insignia 2.0 CDTI engine specialists. Compare prices on reconditioned, rebuilt and used engines for your Insignia 2.0 CDTI - supply and fit available nationwide.
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12-Month Warranty
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From £1,800 to £2,800
Used from £800 · Reconditioned from £1,800 · Common codes: A20DTH, B20DTH, A20DTE, A20DTF, A20DTJ, A20DTL, A20DTC, B20DTF
From £800
Tested, bare/short engine
From £1,800
Rod bearings addressed, tested
From quote
Upgraded bearings, full teardown, revised valvetrain
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3 Simple Steps3 Simple Stepsto Finding the Best Vauxhall Insignia 2.0 CDTI Replacement Engineto Finding the Best Vauxhall Insignia 2.0 CDTI Replacement Engine
Most replacements completed within 3-5 days.
Variant HistoryVauxhall Insignia 2.0 CDTI - Engine History & Specs at a Glance
The Vauxhall Insignia 2.0 CDTI, powered by the GM Family II diesel engine, was introduced with the Insignia's launch in 2008 and continued through both the Mk1 (A) and Mk2 (B) generations until 2022. It became the backbone of the Insignia range, prized for its torque and motorway economy, but also notorious for a critical oil pump seal and crankshaft design flaw that can cause catastrophic failure.
Variant HistoryVauxhall Insignia 2.0 CDTI - Engine History & Specs at a Glance
The Vauxhall Insignia 2.0 CDTI, powered by the GM Family II diesel engine, was introduced with the Insignia's launch in 2008 and continued through both the Mk1 (A) and Mk2 (B) generations until 2022. It became the backbone of the Insignia range, prized for its torque and motorway economy, but also notorious for a critical oil pump seal and crankshaft design flaw that can cause catastrophic failure.
Vauxhall Insignia 2.0 CDTI
Fuel TypeDiesel
Engine Size2.0L (1,956cc)
Power Output Range110-210hp across the variant's historyEngine History Timeline
Insignia Mk1 (A) launched; A20DT (130hp) and A20DTH (160hp) 2.0 CDTI variants introduced
2017 - A20DTC (110hp) A20DTL (110hp), A20DTJ (131hp), A20DTE (170hp) variants added across the Mk1 range
Facelift Mk1 introduced; B20DTH (170hp) replaces A20DTH in some applications
B20DTH (170hp) and B20DTF (BiTurbo) introduced with Euro 6 emissions compliance
Insignia Mk2 (B) Grand Sport and Sports Tourer launched; B20DTH (170hp) carried over
2022 - B20DTH D20DTH and D20DTR (BiTurbo) variants used in Mk2
End of Insignia production
Key Specs Snapshot
Fuel TypeDieselEngine Size2.0L (1,956cc)Power Output Range110-210hp across the variant's historyYears Produced2008-2022Every engine fitted to the Vauxhall Insignia 2.0 CDTI is covered below, with UK rebuilt pricing and known failure points.
Vauxhall Insignia 2.0 CDTI Engine Codes - Specifications & Replacement CostVauxhall Insignia 2.0 CDTI Engine Codes - Specifications & Replacement Cost
2.0L Diesel (2008-2017)
Power Output110hpYears Fitted2008-2017
Compatible Trim Levels
- Design
- Exclusiv
- S
- ES
- Tech Line
Find your exact engine code, specs and UK replacement cost guide.
Used
Tested, ready-to-fit engine
£500-£900
Reconditioned
Addressed known issues, tested
£1,600-£2,200
Rebuilt
Full teardown, upgraded internals
£1,800-£2,500
Common Failure
Oil pump seal failure leading to crankshaft bearing damage - a well-documented design flaw across the 2.0 CDTI family.
The Vauxhall Insignia 2.0 CDTI is a capable motorway cruiser with strong torque and fuel economy, but it is defined by one critical design flaw: the oil pump seal. The A20DTH and A20DTE codes dominate replacement demand for the Insignia 2.0 CDTI. Rebuilt engines through EnginesMarket include upgraded components addressing the original failure point, plus a minimum 12-month unlimited-mileage warranty.
The Insignia 2.0 CDTI's Achilles' Heel
Affected Vehicles
Vauxhall Insignia 2.0 CDTI (all codes, 2008-2022)
Typical Failure Mileage
100,000-140,000 miles
Root Cause
A poorly designed oil pump seal in the sump fails, causing a loss of oil pressure. The oil pressure warning light often illuminates too late - by then, the crankshaft bearings have already started to spin, grinding themselves to destruction. This is not an isolated incident; it is a disturbingly common occurrence across the 2.0 CDTI family. The failure is often catastrophic and irreparable.
Why It Happens
A poorly designed oil pump seal in the sump fails, causing a loss of oil pressure. The oil pressure warning light often illuminates too late - by then, the crankshaft bearings have already started to spin, grinding themselves to destruction. This is not an isolated incident; it is a disturbingly common occurrence across the 2.0 CDTI family. The failure is often catastrophic and irreparable.
Dealer (parts + labour)
£800-£1,500
Specialist (parts + labour)
£500-£900
What it involves
New oil pump seal and oil pickup pipe; sump drop and reseal
Suitability
Best value if caught before bearing damage; 100k-120k mile preventative measure
1 - 2 daysDealer (parts + labour)
£3,500-£5,500
Specialist (parts + labour)
£2,200-£3,300 (matches Section 4 rebuilt figures)
What it involves
Supply & fit, upgraded components addressing the original failure point, 12-month warranty
Suitability
When bearings have spun causing crankshaft damage
1 - 2 daysAll prices are indicative UK market ranges based on current UK specialist supplier data.| Repair Tier | Dealer (Parts + Labour) | Specialist (Parts + Labour) | What It Involves | Suitability | Estimated Time |
|---|---|---|---|---|---|
 Oil Pump Seal Replacement (preventative) Minor | £800-£1,500 | £500-£900 | New oil pump seal and oil pickup pipe; sump drop and reseal | Best value if caught before bearing damage; 100k-120k mile preventative measure | 1 - 2 days |
 Full Replacement - rebuilt/reconditioned engine Best Value | £3,500-£5,500 | £2,200-£3,300 (matches Section 4 rebuilt figures) | Supply & fit, upgraded components addressing the original failure point, 12-month warranty | When bearings have spun causing crankshaft damage | 1 - 2 days |
Vehicle Value Check
Vehicle Value Check
A typical Vauxhall Insignia 2.0 CDTI (2008-2017) sits in the £1,500-£5,000 range depending on mileage, trim and condition. For vehicles worth under £2,500, a full engine replacement may approach or exceed the vehicle's value. A preventative oil pump seal replacement (£500-£900) is excellent value if caught early. For vehicles worth £3,000+, a reconditioned engine is usually financially viable if the car is otherwise sound.
Our Recommendation
Our Recommendation
If your Insignia 2.0 CDTI is approaching 100,000 miles, have the oil pump seal inspected or replaced preventatively. This is significantly cheaper than a full engine replacement and addresses the root cause. If you hear knocking or see the oil pressure warning light, stop driving immediately - continued operation will destroy the engine. If the engine has already suffered catastrophic failure, a rebuilt or reconditioned unit through EnginesMarket is the cost-effective route - warranty included.
Don't Let Engine Failure Write Off Your Vauxhall Insignia 2.0 CDTI
Whether it's a failing oil pump seal, a rattling timing chain on startup, or a clogged EGR valve, the Vauxhall Insignia 2.0 CDTI's problems are well-understood and fixable. Every rebuilt engine supplied through EnginesMarket comes with upgraded components addressing the original failure points and a minimum 12-month warranty. Compare prices from UK specialists today - and save vs main dealer rates.
Compare rebuilt A20DTH Vauxhall Insignia 2.0 CDTI engine prices
12-Month Minimum
UK Specialists Vetted
Best Price GuidanceImportant Information
Important Information
"All prices are indicative UK market ranges based on historical quote data and repair requests from our network of engine specialists. Dealer pricing is estimated based on published main dealer labour rates and genuine OEM parts pricing. Specialist pricing reflects actual quote data from EnginesMarket's UK network. Actual costs vary depending on damage severity, vehicle condition, variant, and workshop location within the UK. Use our free comparison tool to get tailored quotes for your specific Vauxhall Insignia 2.0 CDTI. Every engine supplied through EnginesMarket carries a minimum 12-month unlimited mileage warranty - always confirm exact terms with your chosen supplier."
Vauxhall Insignia 2.0 CDTI Engine ReplacementFrequently Asked Questions
Question 1How much does a Vauxhall Insignia 2.0 CDTI engine replacement cost-
A Vauxhall Insignia 2.0 CDTI engine replacement typically costs £1,600-£3,300 for a reconditioned or rebuilt unit supply-only, with fitting adding £600-£1,200 depending on the workshop.
- Used engines: £500-£2,000 depending on code and mileage
- Reconditioned: £1,600-£2,800
- Rebuilt: £1,800-£3,300
- Full supply & fit: £2,200-£4,500 total
Question 2What is the most common failure on the Vauxhall Insignia 2.0 CDTI engine-
The most documented and critical failure is the oil pump seal failure, which causes oil pressure loss and catastrophic crankshaft bearing damage. This typically occurs around 125,000 miles. Other common issues include timing chain tensioner wear, EGR valve clogging and DPF regeneration failure.
-> Compare rebuilt Insignia 2.0 CDTI engine pricesQuestion 3Is it worth replacing the engine in a Vauxhall Insignia 2.0 CDTI-
It depends on the vehicle's value and condition. A typical Insignia 2.0 CDTI (2008-2017) is worth £1,500-£5,000.
- If the car is worth under £2,500 and needs a full engine replacement, scrap value may be the better option
- If the car is worth £3,000+, a reconditioned or rebuilt engine (£1,600-£3,300) is usually financially viable
- If the oil pump seal has failed but the engine block is intact, a seal replacement (£500-£900) is often the most cost-effective solution
Question 4How long does a Vauxhall Insignia 2.0 CDTI engine replacement take-
A typical Vauxhall Insignia 2.0 CDTI engine replacement takes 1-3 days for a specialist workshop.
- Oil pump seal replacement: 6-10 hours labour
- Timing chain replacement: 8-12 hours labour
- Full engine swap: 12-18 hours depending on engine code, transmission type and 4WD system
- Supply & fit lead time: 3-7 working days from quote acceptance to completion
Question 5What's the difference between A20DTH and B20DTH in the Insignia 2.0 CDTI-
These are different generations of the same 2.0 CDTI engine family:
- A20DTH: 160hp - found in Insignia Mk1 (2008-2017); most common and most failure-prone variant
- B20DTH: 170hp - found in later Mk1 (2015-2017) and Mk2 (2017-2022); Euro 6 compliant with AdBlue system
Question 6Does a replacement Vauxhall Insignia 2.0 CDTI engine come with a warranty-
Yes - every rebuilt and reconditioned Vauxhall Insignia 2.0 CDTI engine supplied through EnginesMarket carries a minimum 12-month unlimited-mileage warranty.
- Warranty covers manufacturing defects and component failure
- Upgraded oil pump seal and timing chain components are fitted to prevent the original failures
- Always confirm exact warranty terms with your chosen supplier before purchase
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