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CONVENIENT AFFORDABLE MOBILE SERVICES AT YOUR HOME ALSO OFFICE OR FIXED WORKPLACE AT YOUR CONVENIENCE.

We are experts of many years of past jobs on EGR valve problems carrying out and permanent fixes and repairs by fitting blanking plates and deleting, as well as cleaning. The EGR valve is one of the main culprits of DPF filter premature failures.

Welcome to Tech Tuning Northwest, your EGR Valve Delete specialist! Our expertise lies in tuning and remapping car engine control units, with a focus on Car models. We are proud to be based in Bury, North Manchester, offering top-notch remapping services for Car vehicles.

With over 20 years of hands-on experience, I ensure that each job is meticulously handcrafted, providing individual bespoke modifications tailored to your Car. We steer clear of using cheap generic files from other vehicles, guaranteeing a truly personalised and high-quality remapping process.

We offer on-location remapping services, bringing our expertise right to your doorstep. Whether it’s your home or workplace, I will efficiently carry out the remapping process, saving you time and hassle.

The EGR valve is a device that allows some of the already burned exhaust gases to re-enter the intake manifold and be burned again for a second time.

This is to burn off any unburnt diesel from the first combustion cycle and also use the recycled cooled-off fumes to cool the combustion reducing harmful nitrogen build-up in the engine. However, the side effect of this system is that carbon deposits build up considerably in the EGR valve itself, jamming the valve either constantly stuck open or constantly closed. This leads to a poor economy and rough idling and engine performance in general, plus excessive smoking from the exhaust. Another side effect of this is the inlet manifold suffering a large build-up of carbon that restricts airflow to the combustion system and another drastic side effect of a stuck open EGR valve is well known to be a pdf filter killer. This is because the pdf filter is not capable of processing the extra amount of recycled gases. A solution to this problem is to insert a blanking plate at the inlet manifold and electronically switch the valve operational files off within the ECU, so the valve cannot open anymore, allowing any carbon to enter the engine system again and with the operational files deleted, held within the ECU there will be no dashboard lights illuminated or no limp mode etc. The EGR valve is a very very common failure in modern cars.

Happy Customers

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Andrew profile picture
Andrew
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Brilliant service, educates you as he goes along as well and gets the job done can’t ask for more really 👍
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Bernard Russell profile picture
Bernard Russell
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Old school service, would highly recommend. Gary takes the time to explain what he will do and when he has finished explained what he had done. Just great service that is hard to find.
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Rizwan Rafiq profile picture
Rizwan Rafiq
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Well experienced. Reasonable price will definitely recommend Thanks Gary
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Alexander Wallis profile picture
Alexander Wallis
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Excellent service, came when he said he would and done exactly what I wanted. Highly Recommend 👍
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valeed hussain profile picture
valeed hussain
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Excellent service – highly recommended. I contacted Tech Tuning Northwest after developing a persistent AdBlue countdown on my Mercedes C220d. The tank was full, but the car was still counting down towards a non-start situation. I'd already had the car looked at elsewhere and diagnostics carried out but hadn't managed to get the problem resolved. Gary came out, carried out a comprehensive diagnostic scan before starting and clearly knew his way around the Mercedes system. My scan showed the existing NOx sensor communication faults together with the AdBlue countdown/start-inhibition faults. The work was completed professionally and afterwards the AdBlue countdown disappeared and the car started normally with no engine-management light. A scan afterwards also showed that the previous NOx/AdBlue faults were no longer present. I was particularly impressed that I was sent a full diagnostic report for my records rather than simply being told the job was done. After spending a lot of time trying to get this issue resolved, it was a relief to finally get a result. Professional, knowledgeable and straightforward service. I would definitely recommend Gary and Tech Tuning Northwest.
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Nick Mason profile picture
Nick Mason
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Our 2019 MG ZS went straight to red warning light on the GPF. No Amber warning! It did this before and cost over £1500 for a new GPF at the dealership! Gary came out Saturday morning arrived bang on time and cleaned the filter and cleared the warnings, plus went through some other faults in the log. Car back to normal again at a fraction of the cost. Highly recommend 😀
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Barbara Eccles profile picture
Barbara Eccles
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At last! Someone who responds to messages AND turns up on the day and time arranged. Gary cracked on with accessing the DPF and after checking the job needed to be done, he then began the deep clean of the filter. Goodness me, there was definitely a lot of c**p blocking it. I was taken aback by how dirty it was. When finished, all warning lights were off and it's driving as it should. Very reasonable price and completed without any hassle. Will certainly use again for any 'Tech Tuning'. Highly recommended. Thanks, Gary
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William Smethurst profile picture
William Smethurst
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Great service, back on the road. All good.
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Louise Farricker profile picture
Louise Farricker
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Great service from Gary. Booked my car in quickly, upfront quote, came and sorted the problem with no issues. Very pleasant, highly recommend!
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BRIAN PEARSON profile picture
BRIAN PEARSON
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⭐⭐⭐⭐⭐ Excellent service from Tech Tuning NW and Gary. Gary came to our home, carried out a full diagnostic check on my wife’s car and cleaned the DPF filter. He was extremely knowledgeable, professional and helpful, explaining everything clearly throughout. Highly recommended

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