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Emissions are reduced and noise is minimal as only the fan rotates at full speed during peak load conditions. Hello to all.. Have had some recent noise concerns with 05 Pathfinder. Hello to all.. Have had some recent noise concerns with 05 Pathfinder. Currently in dealership service dept as I type (For the 3rd time! fan clutch noise 2nd Gen Ram I replaced my fan clutch about 3 weeks ago. No surprises or problems. Best Answer: The big concern is whether the bearings are failing. When the engine is cool, try rotating the fan by hand. No. If you think you are hearing noise from a fan clutch have it checked. My guess the noise you are hearing is comming from the water pump. In the morning at times and on take of the clutch is disengaged and the fan will spin so it will sound loud. My S-10 has done it for the last 170,000 miles. Fan noise is sometimes evident under the following normal conditions: When clutch is engaged for maximum cooling. this way the fan noise and drag on the engine is greatly reduced.
TROUBLESHOOT COOLING FAN CLUTCH - AA1CAR AUTO DIAGNOSIS REPAIR HELP.
Find best value and selection for your Trailblazer Fan Clutch Envoy Fan Clutch Ranier Fan Clutch Fan Clutch Ticking Noise 15293048 Clutch Speed Sensor search on eBay. This noise, which is common in most competing fan clutches, often causes a misdiagnosis of the fan clutch as defective. hi - I've got a 2.5 2000 that is making a fairly loud 'wherring' noise that follows engine speed regardless of engine temp. Converting to a Thermostatically Controlled Clutch Fan. After fixing speed compared to a fixed fan, thus making much less noise. Q: I have a 2006 TrailBlazer SS with the 6.0 engine, AWD, with 125,000 miles. Engine Tunes/Mods I have ab '04 trailblazer and there is a loud roaring noise coming from under the Please run a search. There will be a reduction in fan speed with decreased fan noise. If the fan clutch fails to function as described, you must replace the fan clutch. A clutch fan has the ability to disengage when not in use allowing the engine to work more efficiently while decreasing fan noise. I had this problem when my 2003 trailblazer was under warranty. If you are pulling a load in the city with the A/C on high the fan noise will be even more pronounced.
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Sometimes the fan clutch in your car will start and the noise is a scraping or squealing noise that goes away when you turn off the fan, it is probably the clutch. I'm having the same problem with the fan clutch. Already got it replaced ($250) on my truck (which has about 90k miles), but what's haunting me is should you replace things like that just because they make a noise? Mechanic did a great job and did not charge much. mazda bongo, fan clutch, radiator fan: Hi Just using basic knowledge of fan clutch operations, it does indeed sound as if the fan clutch is on at all times. Best Answer: A fan clutch could be the culpritdrive on a dirt road if the naise is the same it's not the tires. Fan clutch noise can sometimes be noticed when the clutch is engaged for maximum cooling. AKA: Cooling Fan Speed Sensor, Electro-Viscous (EV) Fan Clutch, Electronic Fan Clutch. I recently purchased an '06 Duramax and, about half the time, the fan clutch is locked up for the first mile or so of driving. The fan clutch was replaced but the same noise which sounds like an airplane taking off is still present when accelerating at any speed.
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