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Your Trusted Auto Repair Partner in Newtownards
McCormick's Garage has served the motor trade for over thirty years, delivering reliable and cost-effective services to motorists across North Down, Ards, and Belfast. Our fully equipped workshop specialises in MOT preparation, mechanical repairs, and advanced diagnostics using MAHA MOT Testing equipment, ensuring precise identification of potential issues. We offer comprehensive solutions including DPF cleaning, EGR deletion, remapping, and air conditioning servicing, all performed by experienced professionals committed to maintaining vehicle performance and customer satisfaction.

With a focus on quality and transparency, we address common concerns such as blocked diesel particulate filters and engine efficiency, providing tailored fixes that restore functionality and fuel economy. Our team prioritises clear communication and technical expertise, ensuring clients receive dependable advice and repairs that meet industry standards.
Services
MOT Preparation Mechanical Repairs Brake Testing Emission Testing Headlamp Alignment DPF Cleaning EGR Deletion Remapping Air Con Servicing
Highlights and features
  • We have over thirty years of experience in the motor trade.
  • Our workshop uses MAHA MOT Testing equipment for accurate diagnostics.
  • We offer DPF cleaning services starting at 120.
  • We specialise in EGR deletion to improve diesel engine efficiency.
  • Our team provides air conditioning servicing for all car makes.
Services
DPF Cleaning
Our DPF cleaning service addresses blocked diesel particulate filters, restoring engine performance and preventing limp mode. Using advanced techniques, we remove soot buildup, ensuring compliance with emissions standards while improving fuel efficiency and reducing maintenance costs for commercial and private vehicles.
EGR Deletion
EGR deletion eliminates soot-related engine issues by disabling the exhaust gas recirculation valve. This service enhances diesel engine power and fuel economy, preventing contamination and extending component lifespan while maintaining legal compliance for off-road or performance-focused vehicles.
MOT Preparation
Our MOT preparation ensures vehicles meet UK safety and emissions standards. Using MAHA MOT Testing equipment, we conduct comprehensive diagnostics on brakes, lights, and suspension, addressing potential failures before official testing to maximise pass rates and roadworthiness.
Air Con Servicing
Air con servicing maintains optimal refrigerant levels and system cleanliness, ensuring efficient cooling and air quality. We diagnose leaks, recharge systems, and clean components for all car makes, preventing breakdowns and maintaining comfortable cabin temperatures year-round.
Remapping
Performance remapping optimises engine control units for enhanced power and fuel efficiency. Tailored to vehicle specifications, this service improves throttle response and torque output, benefiting drivers seeking improved driving dynamics or commercial operators aiming to reduce operational costs.
Questions
What MOT preparation services do you offer?
We provide comprehensive MOT preparation using MAHA MOT Testing equipment to check brakes, lights, and suspension, addressing potential issues before official testing.
Do you handle DPF filter problems?
Yes, our DPF cleaning service removes soot buildup for £120–£150, restoring engine performance and preventing limp mode.
Can you improve diesel engine efficiency?
Our EGR deletion service disables soot-prone valves, enhancing fuel economy and engine power while preventing contamination.
What areas do you serve?
We serve motorists across North Down, Ards, Belfast, and County Down from our Newtownards workshop.
Do you service air conditioning systems?
Yes, we offer complete air con recharging and leak diagnosis for all car makes, maintaining optimal cooling performance.