EGR Valve Replacement Cost UK, Symptoms & Cleaning Advice
The Exhaust Gas Recirculation (EGR) valve plays a crucial role in reducing emissions and improving engine efficiency. When it gets clogged or fails, it can cause rough idling, reduced fuel economy, and even engine warning lights on the dashboard.
This page provides a complete breakdown of the EGR valve replacement cost in the UK, along with signs your EGR valve might be faulty and whether it can be cleaned instead of replaced. Whether you’re driving a diesel or petrol vehicle, EGR problems are common — especially on high-mileage engines.
Below, you’ll find detailed cost guides for different types of EGR jobs — including manual cleaning, full part replacement, and labour breakdowns from both main dealers and independent garages. We also explain how to spot EGR-related performance issues before they lead to MOT failures or long-term engine damage.
All pricing reflects real-world 2025 quotes from garages across the UK. Use the articles below to explore your options, understand failure symptoms, and avoid overpaying for unnecessary work.