The user chooses a fan speed by selecting a speed which then connects one of the resistors in the blower resistor pack. What are the names of Santa's 12 reindeers? Labor costs are estimated between $47 and $60 while parts are priced between $72 and $101. If I hot wire the fan motor directly to the battery, the fan runs full speed. Does anyone have any ideas what the resistor value is and wattage to bypass the system. ouch. The blower motor resistor is an electrical component that is a part of the vehicle's heating and air conditioning system. Long ext on the sockets plus a swivel would really help. Buy Heater Blower Motor Fan Resistor Air Conditioning Replacement Parts ECCPP fit for 2002-2005 Chevrolet Avalanche 1500/2002-2005 Chevrolet Avalanche 2500/1999-2007 Chevrolet Silverado 1500: Blower Motors - Amazon.com FREE DELIVERY possible on eligible purchases Mine has a 3 wire harness going to battery and controls. Troubleshooting the Blower Motor Resistor… This is an old Thread from November 2015. Moreover, will a blower motor work without the resistor? This means that the current running through the blower motor, and its’ speed is therefore controlled by the resistor value. Secondly, can you test a blower motor resistor? One of the first symptoms of a problem with the blower motor relay is a blower motor that does not function at all. I checked the 40 amp fuse under the hood in the distribution box that was labeled "blower motor" and it's good and also put my tester on it. Didnt use to have that problem until I had to replace the blower motor resistor two years back. Simply so, can you test a blower motor resistor? Just does not run when plugged into the wire with 12v. Resistors do not hold a polarity, so it doesn't matter which side gets the red or black lead. In a situation where the motor doesn't work on any speed, the most likely causes are: a blown power supply fuse, a bad motor ground connection, bad motor speed control module or a failed motor. 4th Generation Chrysler Minivans: 2001-2007, 3.8L, Touring Suspension w/Gabriel HiJackers, 17" Alloys, and Autostick, http://www.ebay.com/itm/HVAC-Blower...ash=item51cbbd7584:g:3~YAAOSw~gRV2w3w&vxp=mtr, 5th Generation Chrysler Minivans: 2008-2020, 3rd Generation Chrysler Minivans: 1996-2000, 2nd Generation Chrysler Minivans: 1991-1995, VerticalScope Inc., 111 Peter Street, Suite 901, Toronto, Ontario, M5V 2H1, Canada. Join now! A. What is internal and external criticism of historical sources? How long does it take to replace a blower motor resistor? AC Blower Motor Resistor for Nissan NV1500 2500 3500, Nissan Rogue Sentra Pathfinder, Infiniti QX60 QX4 Q45 G20 I30 Heater Control Module Resistor 27761-4BA0A 27226-70T03 973-581 by gohantee. I replaced the resistor and checked the ground connections. It's located inside the dash, often on the opposite side of the steering wheel or inside the engine compartment on the firewall. In newer applicati It sounds like the blower motor wire dose the motor spin this is key if the resistor wire were all bad the blower motor would still spin. What are the different types of law enforcement in the United States? Place the other lead on terminal 2 and check against specifications. 6.5L Injection Pumps . TEST 3: Using a Jumper Wire to Bypass the Blower Resistor. Move the lead from terminal 2 to terminal 3 and check this reading against specifications. In some cases bad blower motor resistor may not even turn the blower motor fan as a result your fan will not work at all and there will be no air coming from the vents. This means that the current running through the, It's located inside the dash, often on the opposite side of the steering wheel or inside the engine compartment on the firewall. Blower Motor Test (1994-2003 2.2L Chevy S10, GMC Sonoma). It is responsible for controlling the blower motor's fan speed. 9/4/2012 -- I have a 2005 Chevy silverado 1500 (5.3L) with automatic ac and a full center console. © AskingLot.com LTD 2021 All Rights Reserved. Mitchell D. STAFF Jul 20, 2020. Thankfully, testing the blower motor resistor is not that hard and in this tutorial I'll show you 4 different tests that will help you troubleshoot it and find out if it's bad (or not). If you start at the blower motor, and check resistance in the circuit, you will find the problem … Details. In newer applicati The blower motor resistor is responsible for controlling the blower motor speed. Blower Motor Resistor Testing. Difficulty Remove the negative battery terminal. Start by checking the blower fuse and HVAC controller fuse. 2006 GC SE 3.3L SnG. Would it be safe to shunt/jumper/short the blower motor resistor, provided I am content with having the fan on full blast? In the past, this was done by varying the voltage supplied to the blower motor. A failed blower motor resistor can cause issues with the operation of the entire heating and air conditioning system. Remove the screws or bolts to the blower motor resistor and remove the resistor. Touch the red lead from the meter to one side, and the black lead to the other. The blower motor resistor is responsible for controlling the blower motor speed. Blower Motor Resistor Complete Kit with Harness - Replaces 15 81773, 89018778, 89019351, 1581773, 15-81773 - Compatible with Chevy, GMC Vehicles - Silverado, Tahoe, Suburban, Sierra, Yukon XL - AC 4.4 out of 5 stars 1,031 Not sure, but I believe when a blower resistor fails, you still have the high speed. I have no blower at any speed 01 T&C Ltd with ATC. The reason I’m not including the motor resistor as a suspect is because it usually only controls the lower speeds. Set a digital multimeter for "ohms." The average cost for a blower motor resistor replacement is between $119 and $161. This can be annoying, but troubleshooting is easy. Page 2 of 2: How to Test the Blower Motor Resistor (GM 4.3L, 5.0L, 5.7L). Ditto what Mr. Stockman says. The blower motor is powered by a fuse-like device called a relay. I need the resistor. Would it be safe to shunt/jumper/short the blower motor resistor, provided I am content with having the fan on full blast? Check here for special coupons and promotions. Parts worked great. I didn't have the swivel when I went, thus it took another 30mins to extract the blower fan. How to Bypass the Blower Resistor With a Jumper Wire. Resistor as a suspect is because it usually only controls the lower speeds know resistor! 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