Your Vehicle
Buick Lacrosse 3.6 V6 240hp
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
Buick Lacrosse 3.6 V6 240hp: da 240 a 260HP
Remapping Buick Lacrosse
MasterTuning develops remapping for Buick. La Buick Lacrosse 3.6 V6 240hp può passare da 240 HP a 260 HP con un incremento di 20 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 Buick Lacrosse 3.6 V6 240hp
The Buick Lacrosse 3.6 V6 240hp is equipped with a petrol engine that produces 240 HP and 305 Nm of torque in its factory configuration. With MasterTuning's professional ECU remapping, this Buick can achieve 260 HP (+8%) and 330 Nm (+8%).
Our Stage 1 tuning for the Lacrosse 2010 - 2016 delivers an impressive gain of +20 HP and +25 Nm, optimizing the petrol engine's performance while maintaining reliability and staying within safe parameters.
The engine code LY7 identifies this specific powerplant configuration. The Bosch ME9.6 ECU is professionally recalibrated to unlock hidden potential while preserving engine longevity.
With 240 HP from factory, this Buick Lacrosse is already a performance vehicle. Our remapping extracts even more potential, delivering exhilarating acceleration and enhanced driving dynamics for enthusiasts who demand the best.
Technical Specifications — Buick Lacrosse 3.6 V6 240hp
Factory technical data for the Buick Lacrosse 3.6 V6 240hp (2010 - 2016), 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 | LY7 |
|---|---|
| ECU / Control unit | Bosch ME9.6 |
| Fuel | Petrol |
| Compression ratio | 10.2 |
| Bore × stroke | 94.0 X 85.6 mm |
| Stock power | 240 HP · 305 Nm |
| Remapped power (Stage 1) | 260 HP (+20) · 330 Nm (+25) |
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 Buick Lacrosse.
Frequently Asked Questions - Buick Lacrosse
How much power can I gain from remapping my Buick Lacrosse?
With MasterTuning Stage 1, your Buick Lacrosse 3.6 V6 240hp can gain +20 HP (from 240 to 260 HP) and +25 Nm of torque. This represents a 8% increase in power.
Which ECU does the Buick Lacrosse 3.6 V6 240hp use?
The Buick Lacrosse 3.6 V6 240hp uses the Bosch ME9.6 engine control unit. MasterTuning recalibrates this ECU for Stage 1 and Stage 2.
What is the engine code of the Buick Lacrosse 3.6 V6 240hp?
The engine code of the Buick Lacrosse 3.6 V6 240hp is LY7. You can find it in the vehicle documents or on the engine plate.
Is ECU remapping safe for the Buick Lacrosse engine?
Yes, MasterTuning's remapping for the Buick Lacrosse 3.6 V6 240hp is developed within safe parameters. Each file is developed on your vehicle, checked in the workshop and stays within the mechanical limits of the LY7 engine.
Is the Buick ECU remapping reversible?
Absolutely. The original factory calibration of your Buick Lacrosse is always backed up before remapping. The process is 100% reversible at any time.
Will remapping affect my Buick 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.
Other Remaps You Might Like
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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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