Remapping across St Helens

Wondering whether a remap could cause problems later? In St Helens, the technician reads the fault codes and saves your factory software first, so the engine's health is known and the original file is safe. Engine remaps cost £275 + VAT at your home or workplace.

What we check before remapping in St Helens

Fault memory scanned

Any stored codes are read before we go further, since an existing fault won't be cured by a remap.

Factory software copied

We read the original map off the ECU and keep it.

New map on

The map that suits the vehicle is written once the checks are clear.

Last checks

With the engine running, we look for any fresh codes and go over the new map with you.

Which map fits the way you use your car

A standard car is best matched with a Stage 1 remap, and a car with upgraded hardware with a Stage 2 remap. The price is the same, so it's the parts fitted that decide it.

If you rack up a lot of miles, an economy remap puts mpg first. Working vans that carry loads or tow are better suited to a van remap, with its extra pulling power at lower revs.

Laptop connected to an ECU for a remap, on the bonnet of a car
Diagnostic tablet on the steering wheel of an Audi during a remap

Vans and work vehicles in St Helens

We remap vans at business premises across St Helens, slotting the visit in between jobs and covering several vans in one trip where we can. A trade account suits companies with regular work.

Many 2018-on Transit, Transit Custom and Ranger models have the locked Ford SID212 ECU, which is tuned off site instead, with the ECU removed, unlocked and refitted within 7 days for £1,200 + VAT. Read our Ford SID212 guide to find out more.

Why book SGR in St Helens

£2 million of insurance

Remaps at your home or business premises are covered.

Codes checked every time

We read the fault memory and save the original file on every visit.

Told straight if it won't help

When a remap isn't the answer to a problem, we'll explain why before going ahead.

Frequently asked questions about remapping in St Helens

SGR Automotive van parked outside a customer's house
Is remapping safe for my engine?

Mapping an engine with an existing fault is the risk to watch, which is why our first step is a code read. The guide to whether remapping is worth it goes through the common safety concerns.

Can my car go back to standard later?

Yes, because your original software is stored before we change anything. Returning it to standard is charged separately, so ask us for the price.

Will a remap affect my manufacturer warranty?

It could. If your car is still within its warranty period, the manufacturer may reject claims on parts it connects with the remap, so it pays to read the small print beforehand.

What happens if the fault check finds a problem?

We'll explain what we've found and hold off mapping. A diagnostic check for £100 + VAT can locate the fault, and we can remap once it's repaired.

What St Helens customers say

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Chris Boyes profile picture
Chris Boyes
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Great job
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Darren Young profile picture
Darren Young
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Very nice and noligable technician
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Leslie Roberts profile picture
Leslie Roberts
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I was very happy with the work carried out on my car and would recommend you to other people
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Rayzor profile picture
Rayzor
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Fast efficient service !
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christopher herrity
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Brilliant service
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Philip James Manchester profile picture
Philip James Manchester
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Excellent work by Lamal - had the dpf cleaned in under 2 hours !
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Ed Strong profile picture
Ed Strong
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Carbon cleaning the engine transformed the running of my car! Greatly appreciated
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David Underhill profile picture
David Underhill
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Excellent service.
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les gaskell profile picture
les gaskell
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Remap great loads better turbo lag has gone now

Talk to us about remapping in St Helens

Phone us with the registration and what the vehicle is used for, and we'll recommend a map before you book. We cover St Helens and the rest of Merseyside, including remapping in Liverpool.

Address
HNA Facilities, Plot Zero, James Nasmyth Way
Eccles, Manchester M30 0SF
0161 694 7331Book a job