The average cost for a Mercedes Benz Truck GLK 250 BLUETEC 4M (204.904) EGR Cooler Bypass Valve Replacement is between $88 - $163. Get an instant quote with our AI repair estimator.
An EGR Cooler Bypass Valve is an essential component within the exhaust gas recirculation (EGR) system in a vehicle. Its primary function is to control the flow of exhaust gases through the EGR cooler. The EGR cooler is responsible for lowering the temperature of these gases before they are reintroduced into the engine's combustion chamber. By lowering the temperature of the exhaust gases, the system helps in reducing nitrogen oxide (NOx) emissions, contributing to improved air quality and compliance with emission regulations. The bypass valve allows the exhaust gases to skip the EGR cooler under certain conditions, such as when the engine is cold, to aid in engine warm-up or to prevent condensation within the system.
A faulty EGR Cooler Bypass Valve can cause several noticeable symptoms in a vehicle's performance and emissions. One of the primary signs is an increase in nitrogen oxide (NOx) emissions, which could trigger a check engine light if the vehicle's onboard diagnostics system detects higher-than-normal emissions. Another symptom is reduced fuel efficiency, as the engine may operate less optimally when the exhaust gases are not being properly cooled. Additionally, you may notice rough idling or a stalling engine, particularly when the vehicle is cold, as the valve might not be managing the exhaust gases effectively during engine warm-up. Lastly, a malfunctioning bypass valve can also result in increased engine temperatures, potentially leading to overheating and causing damage if not addressed promptly.
Repairing a faulty EGR Cooler Bypass Valve should be considered moderately urgent. While it might not immediately render a vehicle inoperable, ignoring this issue can lead to increased emissions and potential engine performance problems. Consistent overheating due to an unmanaged exhaust flow can cause serious engine damage over time. While it may not need immediate attention in the same way a critical mechanical failure might, scheduling a repair should be a priority to prevent minor issues from escalating into major repair needs.
The cost of repairing or replacing an EGR Cooler Bypass Valve can vary based on multiple factors such as the make and model of the vehicle, labor rates in your area, and whether any additional components need servicing. On average, the cost can range from $150 to $400, including labor. The cost of parts alone usually falls between $50 and $200. It's essential to get a diagnostic check to determine the exact nature of the issue and obtain a precise estimate before proceeding with repairs.
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2015 Mercedes Benz Truck GLK 250 BLUETEC 4M (204.904) L4-2.1L DSL Turbo (651.912) - EGR Cooler Bypass Valve Costs
Parts: $68.00Labor: $91.00{ "partPrice": 68, "laborPrice": 91, "alldata_id": 55292, "alldata_vehicle_id": 55292, "title": "EGR Cooler Bypass Valve", "parts": { "qualifiers": [ { "name": "By-Pass Valve", "part": [ { "name": "By-pass Valve", "price": "380.00", "pricecode": "", "partnumber": "6511400402" } ] } ] }, "labors": { "operations": [ { "operation": "Replace", "qualifiers": [ { "name": "By-Pass Valve", "labor": { "skill": "B", "standardtime": "1.0", "warrantytime": "0.0" }, "qualifiers": [] } ] } ] }, "year": 2015, "make": "Mercedes Benz Truck", "model": "GLK 250 BLUETEC 4M (204.904)", "engine": "L4-2.1L DSL Turbo (651.912)" }2014 Mercedes Benz Truck GLK 250 BLUETEC 4M (204.904) L4-2.1L DSL Turbo (651.912) - EGR Cooler Bypass Valve Costs
Parts: $16.00Labor: $47.00{ "partPrice": 16, "laborPrice": 47, "alldata_id": 54072, "alldata_vehicle_id": 54072, "title": "EGR Cooler Bypass Valve", "parts": { "qualifiers": [ { "name": "By-Pass Valve", "part": [ { "name": "By-pass Valve", "price": "380.00", "pricecode": "", "partnumber": "6511400402" } ] } ] }, "labors": { "operations": [ { "operation": "Replace", "qualifiers": [ { "name": "By-Pass Valve", "labor": { "skill": "B", "standardtime": "1.0", "warrantytime": "0.0" }, "qualifiers": [] } ] } ] }, "year": 2014, "make": "Mercedes Benz Truck", "model": "GLK 250 BLUETEC 4M (204.904)", "engine": "L4-2.1L DSL Turbo (651.912)" }2013 Mercedes Benz Truck GLK 250 BLUETEC 4M (204.904) L4-2.1L DSL Turbo (651.912) - EGR Cooler Bypass Valve Costs
Parts: $47.00Labor: $99.00{ "partPrice": 47, "laborPrice": 99, "alldata_id": 54071, "alldata_vehicle_id": 54071, "title": "EGR Cooler Bypass Valve", "parts": { "qualifiers": [ { "name": "By-Pass Valve", "part": [ { "name": "By-pass Valve", "price": "380.00", "pricecode": "", "partnumber": "6511400402" } ] } ] }, "labors": { "operations": [ { "operation": "Replace", "qualifiers": [ { "name": "By-Pass Valve", "labor": { "skill": "B", "standardtime": "1.0", "warrantytime": "0.0" }, "qualifiers": [] } ] } ] }, "year": 2013, "make": "Mercedes Benz Truck", "model": "GLK 250 BLUETEC 4M (204.904)", "engine": "L4-2.1L DSL Turbo (651.912)" }