Vauxhall Signum 3.0 V6 CDTi 177
ECU Remapping in Blackburn
Vauxhall Signum 3.0 V6 CDTi 177 in Blackburn. Standard and remapped figures for this exact engine.

- Fully dyno tested remaps
- 30 day money back guarantee
- Lifetime software warranty
- UK-wide local network
Remap stats
Vauxhall Signum 3.0 V6 CDTi 177: standard vs remapped
Diesel engine. Indicative stage 1 figures, fully dyno tested.
Power
+43 bhp · +24%- Standard177 bhp
- Remapped220 bhp
Torque
+75 Nm · +20%- Standard370 Nm
- Remapped445 Nm
Tuning figures are indicative estimates, not guaranteed results. Actual results depend on the condition of the vehicle.
Prices from £130
Fully dyno tested | 30 day money back guarantee | Lifetime software warranty
ECU remapping for the Vauxhall Signum 3.0 V6 CDTi 177 in Blackburn takes it from 177 to 220 bhp and from 370 to 445 Nm in our stage 1 figures: +43 bhp (24%) and +75 Nm (20%).
The figures above are estimates for a standard, well-maintained Vauxhall Signum diesel; they are not a guarantee of any particular result.
Vauxhall Signum 3.0 V6 CDTi 177 remap figures
- Fuel: Diesel
- Standard power: 177 bhp, remapped: 220 bhp (+43 bhp, +24%)
- Standard torque: 370 Nm, remapped: 445 Nm (+75 Nm, +20%)
- Service: stage 1 ECU remap, fully dyno tested
What a remap does for a diesel Vauxhall Signum
On a diesel the ECU decides how much fuel is injected and how hard the turbo works. A remap adjusts those calibrations within safe limits, so the gains show up mainly as extra torque low in the rev range and smoother, more responsive pull.
How the Vauxhall Signum 3.0 V6 CDTi 177 compares
Of the 5 diesel Signum engines in our data, this one comes 1st for power gain, which is 7 bhp above the Signum diesel average of 36 bhp.
Across our whole catalogue the average diesel remap adds 34 bhp and 73 Nm, so this engine's 43 bhp and 75 Nm sits at or above that benchmark.
Book engine tuning for your Vauxhall Signum in Blackburn
Remap Experts Blackburn is part of the UK-wide Remap Experts network. We regularly work with drivers in Darwen, Preston, Manchester, Blackpool and Nelson and nearby areas of the North West.
Each remap is dyno tested before it is signed off, and is protected by a 30 day money back guarantee and a lifetime software warranty. Ask for a quote online or by phone.
If you are closer to Preston, Manchester and Lancaster, those neighbouring Remap Experts sites can help too.

Get a quote for your Vauxhall Signum 3.0 V6 CDTi 177
Send your details and a specialist will confirm what is possible for your engine.
Included
What we can do for your Vauxhall Signum
Stage 1 ECU remap
Add power and torque and improve driveability. Software only, tailored to your engine.
ECU repair and testing
Is your engine control unit playing up? We can arrange testing and repair, and source replacement ECUs.
DPF and EGR fault repair
Persistent DPF or EGR errors diagnosed and resolved in accordance with all current road-legal standards.
Engine carbon cleaning
Fault finding and carbon cleaning for the inside of your engine, typically completed in a couple of hours.
From quote to remapped in four steps
No jargon and no pressure. Here is exactly what happens.
- 01
Find your vehicle
Choose your make, model and engine to see the standard and remapped power and torque for your car.
- 02
Request a quote
Send your details and we contact you by SMS or call back with a quote. No obligation.
- 03
Book with your local site
Your local Remap Experts site arranges the remap and answers any questions about your car.
- 04
Remapped and dyno tested
Your remap is fully dyno tested, with a 30 day money back guarantee and a lifetime software warranty.
Everything you need to know
Plain-English guides to how remapping works, what it does and what to check first.
- 6 min read
What is ECU remapping?
The engine control unit, what a remap changes, and who it suits.
Read guide - 5 min read
The benefits of ECU remapping
More torque, better driveability and the potential for better economy.
Read guide - 6 min read
How ECU remapping works, step by step
From reading the original software to the dyno test.
Read guide