About National Auto Services
National Auto Services is a diesel particulate filter cleaning specialist, offered as an alternative to replacing a DPF that can cost thousands of pounds. It cleans filters on cars, lorries and vans with an industrial on-car process, and also covers oil changes, parts replacement, full vehicle servicing, inspections and diagnostics. Full vehicle and DPF health checks are part of the offer, with the aim of keeping the engine and emissions control system working at their best, and roadside DPF cleaning is mentioned too. Replacement parts are supplied. Quotes are free on request. The business serves Blackburn, Burnley, Colne, Bury, Bolton, Wigan, Manchester, Blackpool, Cheshire, Yorkshire and the wider North West. Rated 5 from 14 Google reviews, all 14 of them five stars.
DVSA MOT test station
We did not find this garage on DVSA's list of active MOT test stations. That is not a mark against it: it may not do MOTs, or it may test under a different trading name. Look for the blue sign with three white triangles.
Services and details
Car servicing and repairs
YesDiagnostics
YesVans and light commercials
Yes
No information yet on mOT testing, air-con servicing, tyres, electric and hybrid cars, bodywork and paint, courtesy car, collection and delivery, breakdown recovery, mobile mechanic, make specialist, trade scheme member (says), auto electrics, valeting and detailing, windscreens and glass, dVSA-approved MOT test station. The website did not say; call and ask.
Contact
- 0333 772 1222
- 24 Delph Rd, Great Harwood, Harwood BB6 7HH
- Website
- View on Google Maps
Listing compiled from public sources on 2026-11-10. Report a correction or request removal. Back to garages in Great Harwood.