How To Repair Chevy Lumina Radiator Fan Not Working Tutorial

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Chevy Lumina Radiator Fan Not Working


Faça login para reportar conteúdo inadequado. Engine overheating. - Duração: 11:25. Please upload a file larger than 100x100 pixels We are experiencing some problems, please try again. I had a '88 IROC that would go to 220-230 on the guage before fans would turn on--GM garage said they are designed that way to pass emssions, I could not

No apparent leaks. A separate circuit turns on the fan when the A/C compressor clutch is engaged. Could it be an ECM problem, and how much would it cost to have the ECM re-flashed? Expert: Dan replied5 years ago. more info here

Radiator Fans Not Coming On

Chris topher98 could be a fuse or relay. The fan may work but it only runs at low speed, which may not be fast enough to prevent overheating. sellncars 1992-1999 6 06-03-2005 11:22 PM coolant fan lamchop 1992-1999 24 07-13-2003 03:39 AM « Previous Thread | Next Thread » Thread Tools Show Printable Version Search this Thread Advanced Search Ask Dan Your Own Question Dan, Technician Category: Chevy Satisfied Customers: 23504 Experience: Independent Shop Experience, 2 Year Automotive Diploma, & Access to Information Database 17871496 Type Your Chevy Question Here...

Thanks, John Cooksey 03-24-03,06:25 PM #8 bejay Member Join Date Dec 2001 Posts 2,538 the fans will not come on till the tempurature is around 230 like was said previosly they worked too well--went to a 180 and all was well! + Reply to Thread « Previous Thread | Next Thread » Posting Permissions You may not post new threads You may So, if your fan is not kicking in, there are only a few possibilites, bad fan motor, faulty relay, or a faulty temp sensor(unlikely). Toyota Camry Radiator Fans Not Working Diagnosing and repairing the sensor problem should restore normal fan operation.

If you don't have a CEL for the CTS, then that would basically rule out the problem being between the CTS and the ECM. Keep fingers and tools away from the fan blades.

You may hear the fan running when you shut off the engine after driving. Input from the engine coolant sensor, ambient air temperature, vehicle speed sensor and other sensors may be used by the PCM to determine when the fan needs to be energized. page This vehicle has 99,000 miles and I recently replaced the head gaskets and lower intake manifold gaskets.

mudbeast6605-08-2006, 08:51 AMWell, I dove into the fan motor issue this weekend. 2007 Chevy Aveo Radiator Fan Not Working XTECH mudbeast6605-01-2006, 08:28 AMMy #1 fan will not come on at all, max a/c or not. jerilyn · 6 months ago 0 Thumbs up 0 Thumbs down Comment Add a comment Submit · just now Report Abuse there's a part of the computer that helps activate these Resistance checks should then be made on the temperature sensor or switch, and a voltage check on both sides of the relay (you will probably need a wiring diagram of the

How To Test Cooling Fan Relay

The engine coolant sensor or a separate engine temperature switch is used to monitor engine temperature. Also make sure the large black ground wires going to each fan are OK. {[Additional step to verify ground integrity: you could temporarily wire a large load like a spare headlight Radiator Fans Not Coming On Is it ok to bang while driving? When Should The Cooling Fan Come On The cover should have drawings and labels for all of the fuses in it.

Wait a minute..... With all of this info you should be able to trace down the defective component or wire. The fan is usually not needed when the vehicle is traveling fast enough for ram airflow through the grille to provide cooling (typically at speeds above 30 mph). I here a click that usually precedes the fans operation. ( i am assuming that noise is the relay). 2001 Chevy Impala Cooling Fans Not Working

Hope i can fix the composite. switch in the air cleaner--and would only suck air off the exhaust manifold! there are two 1" square relays on the passenger side fender (in the black box) that run each fan. This data is only used for ecm to configure fuel ratio, this does not turn operate the fan motors.

Could it be a relay? 2005 Chevy Silverado Cooling Fan Relay Location Processando... richtazz05-08-2006, 11:33 AMI personally prefer the wiring diagrams in Haynes manuals, but it's a personal preference.

It will have both a yellow and a black wire going to it.

Let me know if you have questions, thanks. How did u come about the name Comboverfish, and are u a manager > in > > a toyota div.? > > Its such an obscure quote from a show no Ask Your Own Chevy Question Customer: replied5 years ago. Car Cooling Fan Not Turning On You could test the command ground signal to the relays this way without overheating the engine.

If you unhook your #1 fan, you might have the same symptoms. radiator crack at top of composite. XTECH05-01-2006, 12:44 PMmudbeast66, From what your'e saying, it sounds like #1 motor is bad, try running a wire from the hot side of battery directly to motor, to see if it You may try autozones website, they have repair info for many vehicles available on-line.

Belt & hose service Coolant Checks & Changes More Complicated These Days Universal Coolant: One Antifreeze For All? That is why, on hot humid days when you turn your car off, your fan may still run for a second or two, because your engine is still hot. I guess my next step is to take it to the Chevrolet dealership and pay a fortune to have the PCM re-programmed. The last thing was replacing the coolant temperature sensor.

Yes No Sorry, something has gone wrong. It'* not much, but worth a try. 11-18-2005, 06:32 PM #4 jessie_harbin Senior Member Posts like a 4 Banger Join Date: Oct 2005 Location: Shiner, Texas Posts: 120 Open the hood, let it cool down and after 10 -... 1992 Chevrolet Lumina 4 Dr Euro Sedan - Maintenance & Repair What causes the heater fan to stop working on SnagEasy 486.765 visualizações 5:46 How to Change a Coolant Temperature Sensor - Duração: 26:00.

It'* a 1995 Chevrolet Lumina (3100 Gen III V6). Daniel Scheer 31.158 visualizações 11:39 How to check your radiator fan switch - Duração: 1:55. Ecu #1 is on RH front, and Ecu #2 is on LH front.