1994 chevy s10 blend door actuator location. Get quick access for repair or replacement.

1994 chevy s10 blend door actuator location In the picture the numbers = 9 - intake air door, 10 - mode door, 11 - air mix door Those are the actuators on the manual AC system. Mar 17, 2016 · Hey everyone! Just trying to find where the blend door actuator ( re circulation motor) is on a 1994 silverado. Nov 25, 2014 · The blend door is in red. GM HVAC BLEND DOOR ACTUATOR RE-CALIBRATIONA simple procedure that may fix your heat and AC controls for free! Mar 19, 2019 · Direct replacement - this HVAC heater blend door actuator fits and functions like the original equipment part on specified vehicles Quality construction - durable plastic housing and motor/circuit board Dec 31, 2022 · The blend door controls temperature by blending fresh and/or interior air flow through the heater core and the AC evaporator. To troubleshoot, remove the lower dash panel to access the actuator. You can now “tack weld� the door in place with a hot glue gun. Gm truck 1990-98 action and location of the three actuators on these models. 2 6. On a 2003 truck and probably anything 98-up, the blend door is operated by an electric motor. The actuator is at the blue location, and you need to go through where the yellow arrow is pointing to get to it. A vacuum hose connects the manifold to the HVAC system, allowing the blend door actuator to Get premium deals on the aftermarket 1994 Chevrolet S10 Blend Door Actuator on A-Premium. com https://trq. 604-100-CU | FREE SHIPPI Baabs Auto (2773) Sep 11, 2019 · Buy A-Premium HVAC Heater Blend Door Actuator, Compatible with Chevrolet Blazer, Express 1500 2500 3500, S10, Tahoe, C/K 1500 2500 Suburban & GMC Yukon, Jimmy & Buick Skylark & Cadillac Escalade & Mack: Heater Blend Door Levers - Amazon. To replace, disconnect the battery, remove the dashboard panel to access the HVAC housing, unplug the actuator wiring, and unbolt the actuator. This original part is NLA from GM or AC Discover the precise chevy silverado diagram where is the blend door actuator located with our helpful guide, ensuring proper HVAC function. Air Door Actuator Air Vent Fig. It seems the blend door is not working I looked at all my hydraulic actuators and they are moving and working fine I just need a schematic of the heater area near the blend door where you access it on the driver side. Oct 9, 2022 · Where is the mode blend door actuator located? DRYROT MEMBER 2002 CHEVROLET BLAZER 4. Free Same Day Store Pickup. I've removed the panels down by the drivers right foot and knee area, but I'm still not seeing the part I bought anywhere (Autozone part # 604-100). All you need is nt to align and hold the door in place. First check your fuses there is an electic motor which changes the doors inside the dash to control where the air is sent, if all fuses are good the blend door actuator is most likely the cause a replacement runs about $50. Thanks!!! 1994 Chevy C1500 Air Door Actuator Replacement: I replaced the air door actuator in my 1994 Chevy Cheyenne C1500 and its a real fiddly job as the air door actuator is located under the dashboard 1994 Chevy C1500 Air Door Actuator Replacement: I replaced the air door actuator in my 1994 Chevy Cheyenne C1500 and its a real fiddly job as the air door actuator is located under the dashboard Customer: where is the heater actuator located on a 1994 chevy cheyenne pickup 39451. Apr 23, 2025 · Chevy where is the blend door actuator located? Discover its role in climate control and find out how to troubleshoot common issues. The defrost air shutoff is controlled by the HVAC blend door actuator, usually located behind the dashboard near the heater box. This step-by-step guide simplifies the process, making it easy for anyone to Removed the actuator, started the car, turned on the air, manually moved the doors to make sure air changed between vent, defrost and floor and it did. The blend door actuator is easy to replace on your Chevy Silverado, Chevy Tahoe, GMC Sierra. Jun 4, 2006 · The Blend Door and Actuator are both keyed, so theres only one way to put it in. my heater is stuck on and it burns you out of the cab no fan just the air moving through the dash. Sep 12, 2023 · Buy Go-Parts - for 1994-2004 Chevrolet S10 Main HVAC Heater Blend Door Actuator (Base/LS/Xtreme / ZR2 / ZR5): Heater Blend Door Levers - Amazon. 00 to replace this $46 dollar part. I don’t know which actuator to order? 1994 C1500 5. com FREE DELIVERY possible on eligible purchases How to replace an air door actuator in a 1993 Chevrolet Silverado or GMC Sierra. To remove the instrument panel: Remove the Got a car repair question? 2CarPros will answer your question for free by providing information that will help solve your problem quickly. Oct 20, 2022 · Where is the heater control valve on a 1999 Chevy s10 blazer? The heater temp blend valve is located behind the dash assembly. more In this video, I’ll walk you through how to replace the blend door actuator on your 1988-1999 Chevy C/K1500 to fix hot and cold air issues in your HVAC system. 3L Extended Cab Pickup 2-Door 4WD and the Sep 11, 2019 · Buy A-Premium HVAC Heater Blend Door Actuator, Compatible with Chevrolet Blazer, Express 1500 2500 3500, S10, Tahoe, C/K 1500 2500 Suburban & GMC Yukon, Jimmy & Buick Skylark & Cadillac Escalade & Mack: Heater Blend Door Levers - Amazon. 5% positive *Want to own the tools I use ?? Click on the amazon link below to get my top 5 Tools I use* Automotive Test Light- https://amzn. mine would pull for dash vents but would not push. com FREE DELIVERY possible on eligible purchases 2002 chevy s10 blend door actuator removel (3rd back screw) 03 S10/Sonoma blend door actuator repair, $850 quote repaired for $46 part #s10 #heater #sonoma Dec 6, 2017 · Is a blend door actuator on a 94 s10 ran by vacuum or electric and can you get to it by taking the glove box out. Figured since nobody had a video on this, I'd make one. The 1988-94 Chevy and GMC truck has three air door actuators and they each do something different. In the 1995 S10 Blazer, it’s located behind the dashboard near the HVAC box. com FREE DELIVERY possible on eligible purchases Sep 29, 2025 · Description: Heat Heater A/C AC Fan Air Vent Blend Door Actuator for Chevy GMC Pickup Truck Detailed Applications Specifications: Brand New Door Actuator (as listed per application) Temperature Blend Door - Controls the temperature of air in the interior of the vehicle Vent Mode - Responsible for directing air to different vents Air Inlet - Allows for fresh air to enter vehicle cabin Direct blend door not closing or opening? then take a look at your blend door actuator. How do i replace the blend door actuator on a 94 K1500? CHilton's manual is no help Mechanic's Assistant chat Customer: How can I replace the blend door actuator on a 1994 K1500? The manual isn't providing any assistance. Inside you will see a duct connection that you need to remove and the blend I replaced my blend door actuator to repair the heater in my 2003 GMC Sonoma/Chevrolet S10. Subscribed 2. Check out free battery charging and engine diagnostic testing while you are in store. Torn vacuum diaphram on left side mode actuator. Shop wholesale-priced OEM Chevrolet S10 Blend Door Actuators at GMPartsGiant. Dec 2, 2012 · 94-97 are almost the same as far as the HVAC goes and how it works. The Mode door is located on the left side of the heater core box, which is located under the center of the dashboard. Mar 26, 2019 · Buy 604-106, 16163982 HVAC Blend Air Door Actuator Replacement for Chevrolet (Chevy) Silverado, Suburban, Avalanche, Tahoe | 2001-2014 GMC Sierra | 1994-2005 BUICK: Heater Blend Door Levers - Amazon. Symptoms include inability to stop air flow to defrost vents. Remove the blend door through the hole that you cut in the box. They might have different connections or physical parts, but it all works the same. 3L Extended Cab Pickup 2-Door 4WD and the Location of blend door actuator on 2000 Chevy S-10 I need to know the location and how to get to the actuator to - Cars & Trucks question Apr 26, 2025 · A blend door actuator is the small motor that controls the flaps inside your GM vehicle’s HVAC system. Why Blend Door Actuator Replacement Isn't Worth It Uncle Bucks Garage 32K subscribers Subscribed Dec 10, 2011 · Door lever has a spring that holds it in center position, vacuum either pulls for dash vents (brown line) or pushes (yellow line) for floor/defrost position. pdf The actuator should be accessible from underneath the instrument panel. to/3Pyr3zO Multimeter The 1988-94 Chevy and GMC truck has three air door actuator locations and they each do something different. The vent actuator controls airflow direction between floor, dash, and defrost vents. Fix for stuck heater blend door. 9975118403 Answered by Wrenchtech in 6 hours 17 years ago Here is a guide to help you fix it with a video that shows the blend door to give you an idea with the location of the mode door actuator in the images below which is next to the gas pedal as well with instructions in the diagrams below. 6 Fig. These flaps direct air where you want it and mix warm and cool air to achieve your desired temperature. Get the wholesale-priced Genuine OEM GM Blend Door Actuator for 1994 Chevrolet S10 at GMPartsGiant Up to 45% off MSRP. Sometimes they’re easily accessed; other times, much of the instrument panel may need to be removed. Dec 29, 2018 · I have a 98 S10 LS 2. Note position of heater core. Jan 21, 2019 · This is how to change the actual blend door motor, not the mode door that affects the defrost. However, ensure that the control panel IS functioning and sending commands to the suspect actuator before condemning it. Item Type: HVAC Heater Blend Door Actuator. What is the blend door actuator? A blend door actuator is an electric HVAC motor that works together in harmony with sensors connected to your climate control system. Door Actuator Part number 16149192 affiliate link https://amzn. In this video, learn how to reset a blend door actuator and restore proper airflow to your vehicle’s HVAC system. Fits for 1999-2012 Chevy Silverado 1500, Chevy Silverado 2500 HD, Chevy Tahoe, GMC Sierra 1500. video/ib-1AHCX00293 This video shows you how to install a new blend door actuator on your 1988-1999 GMC K1500. 1997 Chevy S10 AC Blowing Only Through Feet and Defroster Vents S10 often faces blend door actuator failure and clogged or stuck vent doors causing airflow issues. on a 98 s10 which actuator is the blend door. Fan and mode both work but the temp does not. This step-by-step guide makes the Aug 28, 2010 · Just bought a new blend door actuator and the instructions on how to remove and install are generic. 03 S10/Sonoma blend door actuator repair, $850 quote repaired for $46 part #s10 #heater #sonoma 97 GMT400 HVAC Air box blend doors replacement Part #1 Replacing the actuator that makes the dreaded clicking sound in your dash. Have not looked into it yet but it's most likely May 26, 2024 · A blend door actuator is made up of an electric motor that turns plastic gears in one direction or another which is connected to an air control door pivot at the final drive of the unit. com FREE DELIVERY possible on eligible purchases Apr 26, 2025 · The Mechanical Side: How Blend Door Actuators Work Your Chevy’s blend door actuator uses a small electric motor with plastic gears to rotate the blend doors to specific positions. GMC C7500 Topkick 1997-1997 Main Mode. 7 Apr 17, 2023 · Chevy blend door actuator location guide: Discover how to locate, diagnose, and replace this essential HVAC system component. com FREE DELIVERY possible on eligible purchases How to replace s10 foot well door without taking the truck apart Knowing defective blend door actuator symptoms will help you do a quick blend door actuator repair and save you from expensive repair costs. The blend door actuator in a Chevy vehicle is typically located behind the dashboard on the passenger side. All fit 1982-2004 Chevrolet S10 and more. Inspect for broken gears or disconnected linkage. Try to avoid drilling into the screw behind the plastic (shown at the end of the video), it's one of The 1988-94 Chevy and GMC truck has three air door actuator locations and they each do something different. Inspect the actuator near the HVAC box for proper operation and listen for clicking noises. to/2GCSjdR ⚙️ Blend Door Actuators: http://amzn. Door Lock Actuator. Symptoms include uneven heating or cooling and unusual clicking noises. com FREE DELIVERY possible on eligible purchases If you are not able to switch between HOT and COLD airflow, your blend door actuator has probably failed. The actuator arm was a real pain to unhook from the mode door below. GMC C5000 1990-1990 Main Mode. I saw a couple of The air door actuator in a 1996 S10 4. And it's probably not the actuator, there is a plastic piece on the inside that breaks and it is no longer connected to the door. Regularly check actuator No description has been added to this video. The mode actuator has two vacuum lines attached to it: one to pull the lever, and one to push it. Oct 21, 2022 · Where is the heater control valve on a 1999 Chevy s10 blazer? The heater temp blend valve is located behind the dash assembly. 00 or so and is available aftermarket at most parts stores. Inspect the electronic temp control module and blend door dampers for movement. It’s the one on passenger side by the blower motor. Unfortunately, there are not very clear instructions from the manufacturer for removing the instrument panel to access the valve, but here’s what I can provide. Sep 6, 2024 · This video shows you how to install a new blend door actuator on your 1988-1999 GMC K1500. Oct 23, 2011 · I did find the blend door actuator behind the glove compartment on my 98 Chevy S10, LS, 4cyl. 3L V6 4WD AUTOMATIC 228,000 MILES The air door actuator in a 1996 S10 4. When you adjust the temperature, the car’s computer sends signals to the actuator to move these doors, controlling how much hot or cold air enters the cabin. 3L is located on the HVAC box, typically under the dashboard near the center console. May 3, 2021 · I believe the blend actuator is going out, it’s clicking when prompted to move when running a/c rec door. Nov 19, 2017 · Order Chevrolet S10 A/C Heater Blend Door Actuator online today. The heat only came out of the dash vent no matter where I switched the HVAC control to. Install the new 4 days ago · Blend Door Actuator. Aug 3, 2025 · Sell now HVAC Blend Door Actuator for 1994 Chevrolet S10 Dorman - OE Solutions Part No. Sep 9, 2019 · Got a car repair question? 2CarPros will answer your question for free by providing information that will help solve your problem quickly. May 9, 2018 · A-Premium HVAC Heater Blend Door Actuator Compatible with Chevrolet & GMC Models - Blazer 1992-1994, C1500/C2500/C3500/K1500/K2500/K3500 1988-1994, C1500 C2500 K1500 Oct 22, 2022 · In a 2001 Chevy S10, the blend door vacuum is typically sourced from the engine's intake manifold. Here's how they work. How to replace an air door actuator in a 1993 Chevrolet Silverado or GMC Sierra. Top 5 Problems Chevy S-10 ZR2 Truck 2nd Generation 1994-04 Fall pumpkins | screensaver | pumpkin paintings | autumn art for Frame TV | Smart TV background Learn where is the blend door actuator located Chevy Silverado 1500 and how to access it for repair or replacement. to/3z1Pdxa Flexible Backprobe- https://amzn. Model specific subject matter experts, classified ads and more. 5K subscribers Subscribed. The Apr 23, 2025 · Chevy where is the blend door actuator located? Discover its role in climate control and find out how to troubleshoot common issues. Door Handle. The recirculation door is located on the passenger side of the firewall, up above the kick panel and behind the glove box. 90 Days Free Return. It was located exactly where the photos on page one of this forum said it was but was hidden by the vacuum control. Symptoms include air only blowing from the floor and defroster vents. All fit 1985-2024 Chevrolet Blazer and more. nt to align and hold the door in place. they call this a air door actuator and the part number for it is 89018356 my chevrolet place had it in stock and he said they fail often. Video applies to 1999. Shop now! Equip cars, trucks & SUVs with 2003 Chevrolet S10 A/C Heater Blend Door Actuator from AutoZone. own with door closed agai Cut shown with door open. Dec 15, 2021 · I replaced the air door actuator in my 1994 Chevy Cheyenne C1500 and it’s a real fiddly job. Symptoms of failure include inconsistent cabin temperature or inability to switch between heat and AC. Thanks for everyone's help!!!! He'll take you through the process of locating the blend door actuator, which is attached to the heater box and located underneath the dash, and show you how to replace it. Discover the exact location of your where is the Chevy Blend Door Actuator located with our easy-to-follow guide. Air door actuators are cheap and fairly easy to replace on these vehicles. To replace the blend door actuator, locate it behind the dashboard near the HVAC housing. im getting ready to tear my dash apart and Jan 12, 2019 · Buy 604-106 HVAC Blend Door Actuator Compatible with 1994-2012 Chevy Silverado 1500 2500 Suburban Tahoe GMC Sierra Yukon XL Cadillac Escalade H2, 89018365, 52402588, 15-72971, Heater Air Actuator: Heater Blend Door Levers - Amazon. 1992 chevy truck blend door actuator Quinton Skenadore 94 subscribers Subscribed Jul 10, 2024 · Anybody have any tricks for getting to the blend door actuator on a 94 S10? My heat is stuck on warm. Quality construction with a durable plastic housing and motor/circuit board. 2 5speed. Make Model Year Location Actuator Note. When heat or defrost settings blow cold air through A/C vents, the blend door actuator may be stuck or faulty, preventing airflow direction change. Is your Chevy truck blowing hot air in the middle of summer? I found a way to fix the actuators that cause this problem (in certain cases). to/2EiD8sHmore Here is a picture of the location of the blend door actuator: Attachment: 2014-02-04_231443_s10_blend_door_motor. Well, I should say this particular air door actuator was located there. Guide the Actuator onto the Door, then re-secure the mounting screws. Dec 26, 2023 · Try This FIX Before You Replace the Air Blend Door Actuator on a Chevy Mr Everything 13. Blows out of top vents only. The mix/blend door actuator is reached by removing the glove box trim strip on the right, then remove the screws around the glove box, disconnect the wire connector and remove the box. Sometimes called the air heater blend door, this part is an Above: This is the mode actuator, on the left side of the defroster vent door. Get a free detailed estimate for a repair in your area. Test actuator motors for power and replace if unresponsive. 2l. ) are non-functional. The dash assembly must be removed to gain access. to/330U4RY ** Discl Jul 17, 2017 · The Air Door Actuator controls the temperature of air and recirculation air option on your vehicle's AC system. AC Heater Blend Door Actuator for Chevrolet Silverado 1500 2004 for Oldsmobile Cutlass 1995-1996 for Buick Terraza 2005 for Cadillac Seville 1998-2004 Jun 8, 2018 · A-Premium HVAC Blend Door Actuator Compatible with Buick, Chevy, Cadillac, GMC, Hummer, Isuzu, Olds & Pontiac Vehicles - 1994-2014 - Silverado, Sierra, and More - Replaces 89018365, 52402588 In the picture the numbers = 9 - intake air door, 10 - mode door, 11 - air mix door Those are the actuators on the manual AC system. Replacing a faulty actuator restores proper vent control. i checked into mine and there are little gears in the actuator. Step-by-step guide for quick troubleshooting. It is often buried deep within the HVAC system, making it a bit tricky to access. , 2WD with manual heat. but his part works from 1996-2006 yukons trucks and everything chevy made. It’s difficult to fully seal the box with hot glue and the metal duct tape If you are not able to switch between HOT and COLD airflow, your blend door actuator has probably failed. This process should be the same for 1988 - 1998 GM trucks. Get Yours Today! We have the best products at the right price. I was quoted $850. co/d/ehjM1sA Check out 96 Chevy k1500 on 9 I went through one winter having very weak defrost. more The defrost air shutoff is controlled by the HVAC blend door actuator, usually located behind the dashboard near the heater box. com FREE DELIVERY possible on eligible purchases • Check here for more videos on the 1994-2004 Chevy S-10 • Chevy S-10 2nd Generation 1994-2004 This repair was done on a 2000 Chevrolet S10 ZR2 4. Check wiring harnesses for damage or loose connections. I am not sure if it is the hydraulic actuator behind Blazer Jimmy Blend door actuator replacement HVAC Steve C 720 subscribers Subscribe Buy Now! New HVAC Blend Door Actuator from 1AAuto. No contol or low air vent to floor. The part is located under the dashboard on the passenger side up near the firewall. it could be frozen and not opening or closing in the right direction and this will give you a no heat condition or Dec 10, 2015 · Direct replacement - made to match the fit and function of the original air door actuator on certain vehicle years, makes, models and configurations Position specific - vehicles often have multiple different HVAC door actuators; review this part's application notes to verify it matches the location and function of the actuator you need to replace Durable construction - designed and tested to Sep 10, 2025 · Fits 1994-2004 Chevrolet S10 HVAC Blend Door Actuator Main Dorman 1995 1996 1997 DTautoparts Express (32468) 99. I COULD NOT CHANGE THE CIRCUMSTANCES AT THE TIME. Feb 14, 2013 · Hello, I just replaced my blend door actuator on a 96 s-10 2. Same Day Shipping. This part commonly fails on Chevrolet, Chevy, or GMC models leading incorrect air flow or temperatures inside your vehicle. He'll take you through the process of locating the blend door actuator, which is attached to the heater box and located underneath the dash, and show you how to replace it. Today on 2CarPros we show you how to replace the blend door actuator motor on a Chevy Silverado, Tahoe, Suburban and this video guide will also work on a GMC Sierra, Yukon, and Yukon XL between In this video we cover the following topics: blend door actuator symptoms manually turn blend door 10 second blend door repair how to test blend door actuator what does a blend door actuator do Shop wholesale-priced OEM Chevrolet Blazer Blend Door Actuators at GMPartsGiant. Dec 30, 2024 · I just swapped my blend door actuator out because I wasn't getting heat. Stress-Free Upgrade. Inside you will see a duct connection that you need to remove and the blend If your ac is stuck on cold only or on heat only this might be your issue Dorman 604-107 HVAC Blend Door Actuator Compatible with Select Models https://a. com. It’s difficult to fully seal the box with hot glue and the metal duct tape Sep 14, 2023 · This video shows you how to install a new TRQ blend door actuator on your 1999-2006 Chevrolet Silverado 1500. Instruction also say to remove vacuum lines Apr 21, 2011 · Just replaced my blend door actuator still does not work,how to test temp control dial,do they go bad and where does the actuator get its power from Apr 15, 2013 · '98 GMC 1500 Mode Door Actuator Repair By Gawain Tomlinson San Diego, CA My '98 GMC 1500 was directing air only to the floor, regardless of where the Mode knob was set. Mar 19, 2022 · Buy LUJUNTEC Blend Door Actuator Replaces 604-103 Replacement For 1991-2002 for Chevy 1991-2002 for GMC 2011-2016 for Volvo 2000-2001 for Volvo, Air Door Actuator, HVAC Blend Control Actuator: Heater Blend Door Levers - Amazon. Clear diagram showing the position and structure of a blend door actuator in HVAC systems, helping identify parts and connections for repair or replacement tasks. With the help of a Chilton s-10 manual and this forum it was a success. Direct replacement HVAC AC and heater blend door actuator fits and functions like original equipment on a wide variety of GM vehicles. Now I'm ONLY getting heat and the vent open control (winshield, feet, face, etc. . Jul 19, 2013 · How to replace HVAC air door actuator Jump to Latest 63K views 15 replies 9 participants last post by A-Ron Jun 15, 2015 pblakey Discussion starter Jun 20, 2019 · Buy HVAC Air Door Actuator 604-106 52402588 for Chevrolet, Chevy, GMC Silverado 1500 and 2500, Tahoe, Sierra HVAC Blend Control Actuator - Heater Blend Door: Heater Blend Door Levers - Amazon. Now just need to install the new actuator. Chevy Forums FREE technical assistance for your restoration and repair. Nov 15, 2012 · How to Replace Temperature Blend Door Actuator 2002-2009 Chevrolet Trailblazer How to Reset a Blend Door Actuator (NO MECHANIC NEEDED!) Mar 1, 2024 · The blend door actuator is a critical component of your vehicle’s HVAC system, responsible for controlling the flow of hot and cold air to various vents. 7K 575K views 12 years ago 4 products 🛠️ PARTS FOR THIS REPAIR: 🔧 HVAC Mode Actuator: http://amzn. Jun 13, 2025 · With this guide, you’re now equipped to locate, diagnose, and potentially replace your Chevy’s blend door actuator – saving yourself time and money on a common repair that dealerships often charge hundreds to fix. Over time, issues such as improper calibration or electrical glitches can cause the blend door actuator to malfunction, leading to inconsistent temperature control. my hvac switch is broken i normally just loop the Dec 28, 2018 · Buy Air Blend Door Actuator, Replaces OE:89018365, 604-106, 52402588, Compatible with 1994-2012 Chevrolet, Chevy, GMC, Silverado 1500 & 2500, Tahoe, Sierra, HVAC Air Blend Control Motor - Heater Blend: Heater Blend Door Levers - Amazon. 5-up Silverado GMC truck and 2000-up Suburban, Tahoe,etc. Sep 17, 2007 · ok hes the deal on this. The mode doors control air flow direction through the ducting and floor, dash and defroster vents. May 22, 2025 · These will usually have a diagram showing where the blend door actuator is located. A Chevrolet S10 HVAC Blend Door Actuator Replacement costs between $390 and $486 on average. It is attached to a door that directs air either to the defroster vent, the floor vents, or both. Sep 8, 2023 · Factory blend door actuator compatible for a variety of Chevy, GMC, Cadillac, Buick, and Pontiac models including 2002 Silverado , Silverado 1999, Chevy Tahoe, 2001 2500 HD. Fig. Get quick access for repair or replacement. 7L A flashing temperature control bar with constant heat indicates blend door actuator failure or electrical faults. 2002 chevy s10 blend door actuator removel (3rd back screw) Harrells tips tricks and reviews 224 subscribers Subscribe Sorry, tapped the power button which shut off the camera. doxsqmii dlmsf bmyi nzeafgq oqpf ygfym botbqh jeg qqkzut nwkrg okra efk wwlp vhhyxcb smcww