Www.On-Line-Help.Co.Uk , West Wales and the Valleys | ClickMechanic
(297 ratings)
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39 years professional experience
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757 completed bookings
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Active since February 2020
Qualifications
- City & Guilds Level 1 Qualified
- City & Guilds Level 2 Qualified
- RTITB overhaul grade B
- Vosa Authorised Examiner certificate, Vosa nominated MOT testers certificate, RTITB Certificate,VITS certificate, CITB course certificate, city and guilds level one and two, contractors plant mechanic citb, Detroit diesel specialist, plus lots more
- Vosa Authorised examiner certificate, Vosa nominated Mot tester certificate, CITB certificate,VITS certificate, city and guilds coursework certificate.
Www.On-Line-Help.Co.Uk , West Wales and the Valleys | ClickMechanic
Mark H
29th October 2026
Nissan Micra Spark plugs replacement
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Quality
Punctuality
Communication
Excellent service, punctual, professional, proficient, polite all the p's!!
Would highly recommend, thank you Mark😁
Reply from Mark:
many thanks
27th October 2026
Vauxhall Insignia Diagnostic Inspection
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Quality
Punctuality
Communication
Arrived on time, was very friendly and after taking a diagnostic reading and examining the vehicle he gave suggestions on how to proceed with further investigation and repair. I have now had the oil pump and sump seal replaced by the main dealer.
Reply from Mark:
many thanks glad it was saved
23rd October 2026
Audi A6 Avant Premium Pre-purchase Inspection
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Communication
Mark was good, did his job quickly and clearly. I'm happy with his work. I recommend
Reply from Mark:
many thanks
23rd October 2026
Volkswagen Golf Diagnostic Inspection
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Punctuality
Communication
Very helpful with advice and what to do next. Didnt take long to diagnose the problem
Reply from Mark:
thanks
25th September 2026
Smart forfour Diagnostic Inspection
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Communication
Mark was fantastic, punctual and speedy. I will definitely book Mark again in the future!
Reply from Mark:
great thanks
22nd September 2026
Peugeot 3008 Crossover Car Won't Start Inspection
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Punctuality
Communication
Mark was terrific. I knew the diagnostic was a shot in the dark to figure out the issue but he was still thorough with the diagnostics. Very friendly and knows his stuff
Reply from Mark:
many thanks
4th September 2026
KGM / Ssangyong Korando Sports Premium Pre-purchase Inspection
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Punctuality
Communication
They gave a very clear and honest report on a pre purchase inspection. The details was very good and communication was grate too. Has saved me loosing £1000s
Reply from Mark:
many thanks
29th August 2026
Volkswagen Polo Diagnostic Inspection
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Communication
Mark was dead on time and very quick to provide a diagnosis. Great service.
Reply from Mark:
many thanks
27th August 2026
Toyota RAV4 Plug-in Diagnostic Inspection
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Quality
Punctuality
Communication
Mark was great, no messing around , he diagnosed the problem and sorted ot straight away.
Reply from Mark:
many thanks
19th August 2026
Vauxhall Mokka Diagnostic Inspection
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Quality
Punctuality
Communication
Thanks to Mark. Found what the problem was, advised to take it to dealership to sort the problem. 👍
Reply from Mark:
many thanks
I Did a 4 yr Apprentiship at R and L plant limited but worked there for 5 yrs
Then worked at Plant and Tool limited as a diesel fitter.
Worked as a head mechanic at South Wales Morris minor specialist for 7 years
Worked at valley industrial as a head Diesel engineer/ Steel works
Worked at Cambrian garage as a head Mot Tester/mechanic I was also an Authorised Examiner for 2 yrs.
Ive Been self employed for 16 years running my own Mobile Diagnostics business www.on-line-help.co.uk and www.swanseano1diagnostics.co.uk doing mobile mechanic's and Diagnostics as well as Engine Carbon Cleaning, and pre purchase inspections, and other aspects of motor vehicles.
City and guilds qualified
Detroit Diesel specialist
RTITB certificate
CITB trained in plant mechanics, hydraulics, engines, electrics etc etc
VOSA trained Mot Tester
Services-
DPF REGENS ✅
Diagnostics ✅
ENGINE CARBON CLEANING ✅
Electrical issues ✅
Dashboard lights✅
Engine management✅
ABS lights ✅
Airbag Lights ✅
DPF warning lights ✅
Bulbs✅
Radio codes ✅
Battery faults ✅
Brakes ✅
Batterys ✅
Servicing ✅ Read more