Your Vehicle
Vauxhall Grandland X 2.0 CDTi 177hp
Technical Specifications
Power and torque increase
Stage 1: software remap only, no mechanical changes, fully reversible.
Stage 1: file 100 € online + installation 350 € at the workshop (via the OBD port) Book now
Power HP
Torque Nm
Buy the Stage 1 file, pay the installation at the workshop
100 € VAT included: the file developed for your engine, paid online
Installation: 350 € network price, the workshop may charge less, paid at the chosen workshop (via the OBD port) · terms
Power Graph
Vauxhall Grandland X 2.0 CDTi 177hp: da 177 a 200HP
Remapping Vauxhall Grandland X
MasterTuning develops remapping for Vauxhall. La Vauxhall Grandland X 2.0 CDTi 177hp può passare da 177 HP a 200 HP con un incremento di 23 HP.
The development of each remap is customized by MasterTuning.
- 100% customised files with lifetime warranty
- Reference values for Stage 1: the file is developed on your vehicle and checked in the workshop
- Best performance, within safety margins
- Reduced fuel consumption
ECU Remapping Details Vauxhall Grandland X 2.0 CDTi 177hp
The Vauxhall Grandland X 2.0 CDTi 177hp is equipped with a diesel engine that produces 177 HP and 400 Nm of torque in its factory configuration. With MasterTuning's professional ECU remapping, this Vauxhall can achieve 200 HP (+13%) and 450 Nm (+13%).
Our Stage 1 tuning for the Grandland X 2017 -> ... delivers an impressive gain of +23 HP and +50 Nm, optimizing the diesel engine's performance while maintaining reliability and staying within safe parameters.
The engine code D20DTH identifies this specific powerplant configuration. The Delphi DCM7.1A ECU is professionally recalibrated to unlock hidden potential while preserving engine longevity.
As a diesel engine, this Vauxhall responds exceptionally well to ECU tuning. Owners typically report improved throttle response, smoother power delivery, and in many cases, better fuel efficiency under normal driving conditions.
Technical Specifications — Vauxhall Grandland X 2.0 CDTi 177hp
Factory technical data for the Vauxhall Grandland X 2.0 CDTi 177hp (2017 -> ...), used by MasterTuning engineers to develop a remap tailored to this specific powerplant. Figures shown are reference values for Stage 1; the file is developed on your vehicle and checked in the workshop.
| Engine code | D20DTH |
|---|---|
| ECU / Control unit | Delphi DCM7.1A |
| Fuel | Diesel |
| Compression ratio | 16.0 |
| Bore × stroke | 85.0 X 88.0 mm |
| Stock power | 177 HP · 400 Nm |
| Remapped power (Stage 1) | 200 HP (+23) · 450 Nm (+50) |
Don't want to touch the ECU?
Rapid Dimsport add-on modules connect to the engine sensors with original connectors: they fit in a few hours and come off without a trace, leaving the factory software untouched. Useful on a leased car, one still under warranty or one you plan to sell soon. Check which ones fit your Vauxhall Grandland X.
Frequently Asked Questions - Vauxhall Grandland X
How much power can I gain from remapping my Vauxhall Grandland X?
With MasterTuning Stage 1, your Vauxhall Grandland X 2.0 CDTi 177hp can gain +23 HP (from 177 to 200 HP) and +50 Nm of torque. This represents a 13% increase in power.
Which ECU does the Vauxhall Grandland X 2.0 CDTi 177hp use?
The Vauxhall Grandland X 2.0 CDTi 177hp uses the Delphi DCM7.1A engine control unit. MasterTuning recalibrates this ECU for Stage 1 and Stage 2.
What is the engine code of the Vauxhall Grandland X 2.0 CDTi 177hp?
The engine code of the Vauxhall Grandland X 2.0 CDTi 177hp is D20DTH. You can find it in the vehicle documents or on the engine plate.
Is ECU remapping safe for the Vauxhall Grandland X engine?
Yes, MasterTuning's remapping for the Vauxhall Grandland X 2.0 CDTi 177hp is developed within safe parameters. Each file is developed on your vehicle, checked in the workshop and stays within the mechanical limits of the D20DTH engine.
Is the Vauxhall ECU remapping reversible?
Absolutely. The original factory calibration of your Vauxhall Grandland X is always backed up before remapping. The process is 100% reversible at any time.
Will remapping affect my Vauxhall warranty?
ECU remapping may affect your manufacturer warranty. We recommend checking your specific warranty terms. Many of our customers choose to remap after the warranty period or accept this trade-off for the significant performance gains.
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Book your remap or ask for a quote
Stage 1 can be bought online and is done at the workshop you choose; for Stage 2 we send you a quote.
Stage 2 is quoted on request: write to us and we will reply with price and timing.
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