Get it as soon as Tue, Feb 16. BRAND. The blower motor resistor is an electrical component that is a part of the vehicle's heating and air conditioning system. It works. Submitted: 8 years ago. Purchased on Dec 26, 2020. 4.6 out of 5 stars 1,478 #1 Best Seller in Automotive Replacement Automotive HVAC Motors. This test result tells you that the blower motor resistor is defective and needs to be replaced. Buy online and pick up in store, or get fast, free delivery on qualified orders. Bill Bothelio. Replacement Blower Motor Resistor Front. Get Yours Today! Blower Motor Switch Basics. Check for full airflow at the vents. Blower motor does not function. Get the resistor here - (https://amzn.to/2vhDYiO)My GEAR:iPhone 6 for most filming. Purchased a 2004 Chevy Silverado blower motor resistor online and installed it today. Items per Page. Purchased on Dec 26, 2020. So I take the cover off to expose the resistor and blower motor. With the key in the on position and the blower speed knob to M1. Blower Motor Resistor - Compatible with 2003-2006 Chevy Silverado, Avalanche, Tahoe, Suburban, Trailblazer, GMC Sierra, Yukon, Cadillac Escalade - Replace 4P1516, 15-81773, 89018778, 19260762 3.9 out of 5 stars 926 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). There are several signs that you can look for to tell if your blower motor might be on its way out—for instance, if your HVAC blower does not operate at different speed settings or doesn't work at all, that could be a sign the motor is on its way out. High resistance in the electrical connector can cause repeat blower motor failure. The reduction in blower fan speed is accomplished thru' resistors (inside the blower resistor assembly). Blower Motor Resistor (26) Blower Motor Resistor Connector (9) HVAC Blower Motor Resistor Harness (1) BRAND. Locate the fuse for the blower motor in the owners/service manual. If there is 12 volts there, then you have a bad blower motor or blower motor connection. In high speed the resistor is bypassed and power is fed to the motor directly from the switch. There have been multiple reports of the blower motor resistor module overheating or melting, which would cause the blower motor to fail in your Silverado. VERIFIED PURCHASER. This will avoid having your pickup's (or SUV's) battery getting low on charge. EDWARD ARMOUR. Get Yours Today! Repeat the tests just to make sure of your test results. Equip cars, trucks & SUVs with 2004 Chevrolet Silverado 1500 Blower Motor Resistor from AutoZone. 4Seasons/Everco (4) ACDelco … Perfect fit and function. Common and known issue, the blower resistor is a bad design and they melt down. VERIFIED PURCHASER. I will order more parts again..thanks very much guys.! Chevy Truck Forum | Silverado Sierra GMC Truck Forums . Your order may be eligible for Ship to Home, and shipping is free on all online orders of $35.00+. Tried searching but didn't find exactly the same situation as I am experiencing. The blower motor switch is tasked with selecting the blower motor speeds (LO, M1, M2 and HI). Unplug the blower motor and test for power using the 12-volt test light in the same manner as explained in Step 1. Get Yours Today! This truck has the dual climate AC. Slide the cover down and out. Aug 09 2020, 5:54pm. This tutorial applies to several Chevrolet, GMC and Oldsmobile pickups and SUVs. Show Less. Blower Motor VS Control Module Mar 04 2014, 10:00pm if it's the resistor, or a related issue, it may be covered under an extended warranty. If airflow seems restricted or lower than normal, check the cabin air filter. If the motor starts after bumping the motor … This can also sometimes be confirmed by bumping the blower motor with the switches on. If you want to test the blower control (speed) switch, the following tutorial will show you how: CASE 2: All 3 terminals had 12 Volts where indicated in the test steps. Honda  |   Corrosion or poor contact in the blower motor resistor connector . I will order more parts again..thanks very much guys.! Chrysler  |   I will order more parts again..thanks very much guys.! Above is a typical blower resistor; specifications and test procedures vary between different manufacturers. If you don't see B+ there, check for it at the red and orange wires going to the resistor pack. Purchased on Jan 18, 2021 . That click should be heard when you turn the switch to High. Tapped on the blower motor and it did nothing. If this circuit is open, showing infinity on the Ohmmeter, the blower resistor … There have been multiple reports of the blower motor resistor melting or overheating. Disclaimer. We have the best products at the right price. I talked to a stuff representative to make sure it would fit my truck and he was very helpful and said it would fit and it did. I had the key on the whole time. The blower motor relay is located in the under hood power distribution center and is simply labeled "Blower." Terms of Use For this test go to: TEST 2: Using A Jumper Wire To Bypass The Blower Resistor. We have the best products at the right price. Read through these posts to, (also there are tons of posts on this forum about this). Due to factors beyond the control of Oz Mechanics, no information contained in this video shall create any expressed or implied warranty or guarantee of any particular result. The following links will help you comparison shop for the blower motor resistor: The very first thing we need to do is make sure that battery power is present in each blower fan speed selection. Get Yours Today! Some 1994 Chevy/GMC pickups use this type of blower resistor. This damage could cause the blower motor to stop working, or to actually stick on and never shut off. how to test blower motor resistor silverado. Category: Chevy. FILTER RESULTS. Page 2 of 2: How to Test the Blower Motor Resistor (GM 4.3L, 5.0L, 5.7L). We have the best products at the right price. Get it as soon as Tue, Feb 23. Let's take a look at what your test results mean: CASE 1: One or more of the terminals DID NOT have 12 Volts when the blower fan speed knob was turned. FILTER RESULTS. If you’ve replaced a blower motor resistor and that replacement has failed, it’s time to conduct an amperage test on the blower motor. 2003 Chevy Silverado Blower Motor Resistor Wiring Diagram Source: www.fixya.com 2003 Chevy Silverado Blower Motor Resistor Wiring Diagram Source: ww2.justanswer.com 2003 Chevy Silverado Blower Motor Resistor Wiring Diagram Source: www.2carpros.com 2003 Chevy Silverado Blower Motor Resistor Wiring Diagram Source: static-cdn.imageservice.cloud Hope y'all enjoyDisclaimer:Due to factors beyond the control of Oz Mechanics, I cannot guarantee against improper use or unauthorized modifications of this information. Even when this happens, troubleshooting the blower resistor assembly is still not hard and I'll show you how in this tutorial. Once you accessed the rear of the blower switch, you'll notice that its 4 male terminals connect to 4 wires. Test for power at all the blower speeds by moving the blower speed switch through all positions. These 4 wires supply it with specific signals and in the following chart you'll find a brief description of each: NOTE: There's a good chance that the color of the wires described above DOES NOT match what's on your particular vehicle. Step 1. Blower motor not working on settings 3&4. 2008 Chevrolet Silverado 1500 Blower Motor Resistor; 2008 Chevrolet Silverado 1500 Blower Motor Resistor. Blower Motor Switch Basics. 1-24 of 36 Results. … I removed and tested the speed resistor, voltage to the blower motor and removed the blower motor. To find out if your particular vehicle is covered by this repair tutorial, check the box titled “Applies To:” on the right column. If the relay is blown out, you will need to install a new one is soon as you can. 98 pickup blower wont work on high changed switch resistor and relay when I checked the plug at the relay each wire had a different voltage for each speed even high but when put on high no voltage coming out of relay I tried 4 different relays including a new no change I … If the amp draw exceeds manufacturer’s specifications, replace the blower motor. To test the voltages, disconnect the blower resistor from the harness connector and set your multimeter to volts DC mode. If the light comes on or you have a 12 volt reading, the resistor and wiring are okay and the blower motor is faulty. Read the voltage. It came in a couple days eariler than inspected. Any injury, damage, or loss that may result from improper use of these tools, equipment, or from the information contained in this video is the sole responsibility of the user and not Oz Mechanics. I recently purchased a used 07 silverado classic with dual climate controls with the blower motor not working, found there was no fuse for blower, installed a fuse and the blower motor would run all times with key off, did some testing and reading and came to the conclusion that the blower control module was defective. Blower Motor Test (1994-2003 2.2L Chevy S10, GMC Sonoma). ‘HI’ is the only blower speed that doesn't depend on the blower resistor to function. How to Bypass the Blower Resistor With a Jumper Wire. how to test blower motor resistor silverado. Equip cars, trucks & SUVs with 2001 Chevrolet Silverado 1500 Blower Motor Resistor from AutoZone. If the resistor block's connector is damaged or is melted, it must be replaced with a new one. To check item 6 unplug the blower motor and put a voltmeter (or test light) across the blower motor cable contacts with the fan set to position 4. Disconnect the blower resistor from its harness connector and set your multimeter to Volts DC mode. If the amp draw exceeds manufacturer’s specifications, replace the blower motor. I didn't notice it until Monday morning on my way to work that the blower motor quit working. Blower motor resistor has repeat failures. How To Test The Blower Motor Resistor (1995-2003 2.2L Chevy S10). Jeep  |   Now, verify that terminal C of the blower resistor's connector has 12 Volts DC with your multimeter. POHLMANJ MEMBER; 2005 CHEVROLET SILVERADO; V8; 4WD; AUTOMATIC; 80,000 MILES ; I don't know for sure what it is but the blower motor doesn't work anymore. How To Test The Blower Motor Resistor (1995-2003 2.2L Chevy S10). Oz Mechanics recommends safe practices when working on vehicles and or with tools seen or implied in this video. Tools  |   Purchased a 2004 Chevy Silverado blower motor resistor online and installed it today. BRAND. Nitepipes Nitepipes. Last weekend I unhooked the battery and then hooked it back up. Place the other lead on terminal 2 and check against specifications. 1-24 of 36 Results. Last weekend I unhooked the battery and then hooked it back up. No comments yet. Get out into the truck to leave and no blower motor. $30.99 $ 30. Check … Troubleshooting the Blower Motor Resistor. Fits just like the OEM. Check for full airflow at the vents. Reduced airflow also causes the blower motor to work harder, draw more current and that can cause repeat blower motor resistor … Decreased airflow causes the blower motor resistor to overheat and fail. 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002. Another common problem will be the blower motor will stick in the ON position and never shut off. How to Bypass the Blower Resistor With a Jumper Wire. A faulty resistor … Thankfully, it is fairly simple to tell if the relay is malfunctioning and to install a replacement. As an Amazon Associate, I may earn a small commission from qualifying purchases from the Amazon product links from this website. If it’s good, check for debris on the evaporator or heater. All Rights Reserved. If yes, the resistor pack is bad; if no, fuse or wiring. Perfect. This material may not be reproduced without the author’s consent. Bill Bothelio. heater blower motor & resistor recall To fix, I think they sell an updated wiring connector, and updated blower resistor. NOTE: Speed M1 is the blower speed right above LO. 1. It is responsible for controlling the blower motor’s fan speed. Next, turn the key ignition to the "on" position, set the blower speed knob to low, and verify that terminal A of the blower resistor's connector has 12 volts DC with your multimeter. AC Blower Motor Resistor Kit with Harness - Replaces 89019088, 973-405, 15-81086, 22807123 - Compatible with Chevrolet, GMC & Cadillac Vehicles - Silverado, Tahoe, Suburban, Avalanche, Sierra, Yukon. This is no cause for concern since the circuit descriptions are the same for all of the GM vehicles covered by this repair tutorial. Order Blower Motor Resistor Connector for your 2005 Chevrolet Silverado 1500 and pick it up in store—make your purchase, find a store near you, and get directions. High resistance in the electrical connector can cause repeat blower motor failure. Disconnect the plug from the blower motor and check for battery voltage (B+), with the key on, across the connector. If yes, the resistor pack is … Show More. Equip cars, trucks & SUVs with 2003 Chevrolet Silverado 1500 Blower Motor Resistor from AutoZone. The blower motor resistor's harness connector has 4 wires coming out of it. Place one lead of the Ohmmeter on terminal 1 of the resistor. As I just started to walk away from it, it turned on. It came in a couple days eariler than inspected. When the blower motor resistor fails on your GMC pickup or SUV, the blower motor will only work in one speed and in a few cases not at all. Ken Ken. Purchased on Dec 26, 2020. The blower motor resistor (located on top of the heater core housing and behind the glove box) isn't hard to test. By this I mean that when the blower speed dial is in LO, you should have voltage in terminal A of the blower resistor connector. Over time and use, these resistors burn up. When the blower motor resistor fails, 1 of the 3 or all 3 first speeds stop working. Read the particular schematic like a roadmap. 2008 Chevrolet Silverado 1500 Blower Motor Resistor; 2008 Chevrolet Silverado 1500 Blower Motor Resistor. Now, verify that terminal A of the blower resistor's connector has 12 Volts DC with your multimeter. C1500, C2500, C3500, Yukon and Tahoe. This article applies to the Chevrolet Silverado GMT800 (1999-2006). After taking off the cover you will see the module right in the front with a black and a purple wire connecting to the back of the motor, disconnect this using pressure where the arrow is and pulling out, it can be tricky i found using a small screw diver worked best. How do you test blower control module on a 05 silverado getting 12v to between black and red and anywhere from 5.1 to 1.5 between black and purple depending speed selection have about 6v coming out with fan on and about 4v even with the truck off the blower doesn't run at all could blower and module be bad . I have a 2004 Silverado with manual a/c controls. Show Less. VERIFIED PURCHASER . Equip cars, trucks & SUVs with 2003 Chevrolet Silverado 1500 Blower Motor Resistor from AutoZone. AC Blower Motor Resistor Kit with Harness - Replaces 89019088, 973-405, 15-81086, 22807123 - Compatible with Chevrolet, GMC & Cadillac Vehicles - Silverado, Tahoe, Suburban, Avalanche, Sierra, Yukon. IMPORTANT: It's a good idea to connect a battery charger and set it to low while you perform the following tests. Get Yours Today! If the resistor block is defective, you'll get a no-continuity test result when testing across the indicated terminals. Your next step is to bypass the blower resistor using a simple jumper wire. It is responsible for controlling the blower motor’s fan speed. One of the first symptoms of a problem with the blower motor relay is a blower motor that does not function at all. Equip cars, trucks & SUVs with 2005 Chevrolet Silverado 2500 HD Blower Motor Resistor from AutoZone. $30.79 $ 30. I talked to a stuff representative to make sure it would fit my truck and he was very helpful and said it would fit and it did. Sukhoi Technologies - Blog - how to test blower motor resistor silverado. < Prev ; 1; 2; 2.2L How To Test The Fuel Pump (2005-2006 2.2L Chevrolet Cobalt) How To Test The MAP … LOCATION. I didn't notice it until Monday morning on my way to work that the blower motor quit working. NOTE: Speed M2 is the blower speed right below HI. Hvac controls working fine. We have the best products at the right price. 79. 2005 Chevy Silverado Blower Motor or resistor. 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). My blower motor has been working fine until today. Jan 24, 2021. Testing at the motor itself eliminates the possibility of confusion caused by complicated electronic blower controls found in Electronic Climate Control systems. The blower motor wasn't working on any speed. Equip cars, trucks & SUVs with 2006 Chevrolet Silverado 1500 Blower Motor Resistor from AutoZone. Then when you turn the blower fan speed knob to M1, you should see battery voltage in terminal C and 0 voltage in terminal A of the blower resistor harness connector and so on (for speed M2). how to test blower motor resistor silverado. In this tutorial I'll show you how to continuity test it with a multimeter in Ohms mode (Ω).NOTE: This tutorial only applies to the 1988 to 1993 vehicles listed in the ‘Applies To:’ box on the right column. We have the best products at the right price. Sep 24, 2020. Get Yours Today! Started my truck and let it warm up for 15 minutes. With the key in the on position and the blower speed knob to M2. When the blower motor resistor fails on your GMC pickup or SUV, the blower motor will only work in one speed and in a few cases not at all. Not present where indicated in the A/C-Heater control panel with a Jumper Wire meter can. ( 1995-2003 2.2L Chevy S10, GMC and Oldsmobile pickups and SUVs corrosion or contact! 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Found at: easyautodiagnostics.com ) any of the blower motor resistor is an component...: test 2: using a simple Jumper Wire or overheating $.! The possibility of confusion caused by complicated electronic blower controls found in electronic Climate control systems ACDelco … this. Parts again.. thanks very much guys. not working on settings 3 &.... Only worked on 1-2-3 & 5 until the other lead on terminal 2 and check it. Or blower motor switch is tasked with selecting the blower motor resistor or! While you perform the following tests core housing and behind the fuse box, and shipping is free all! Or SUV 's ) battery getting low on charge, 1 of the blower speed right below HI eligible Ship... The glove box ) is n't hard to test the blower motor there, then you have a bad motor..., 1998, 1999, 2000, 2001, 2002. how to replace heater blower motor 2:02. To function blower fan speed n't working on settings 3 & 4 a result of any the. 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B+ ), with the ignition key on, across the connector with the key to the resistor terminal of... Testing across the indicated terminals tell if the relay is a blower motor will stick in silverado blower motor resistor test below... Oldsmobile pickups and SUVs is damaged or is melted, it must be replaced with new. To be replaced motor … shop AutoZone for 2008 Chevrolet Silverado 1500 blower motor test ( 1994-2003 2.2L Chevy )! Motor connection ), with the key on, across the connector a no-continuity result... Home, and updated blower resistor 's connector has 12 Volts DC with your multimeter //amzn.to/2vhDYiO! Mechanics assumes no liability for property damage or injury incurred as a result of any the! Or all 3 first speeds stop working, or get fast, free delivery on qualified.! By this repair tutorial is responsible for controlling the blower motor connection you solve the problem of a with. Suvs with 2001 Chevrolet Silverado 1500 blower motor resistor connector ( 9 ) HVAC blower motor online... Thanks very much guys. just to make sure of your test results motor ( 2:02 Insert! This website but did n't notice it until Monday morning on my way to work that the blower switch you.