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C4 corvette climate control problems. Corvetteforum. The lights/screen is completely dead and will not light up. The Here I explain how to simply remove your 1986 - 1989 Chevy Corvettes Electronic climate control A/C, Heat & Defroster unit out from your Dashboard to have it repaired. That didn't C6 Corvette Climate Control Unit / Module Repair. Usually there are two failures, which always occur C4 Tech/Performance - Climate control problems. - My climate control has been acting up for years and I am sick of it, but not sure what to replace. some times the AC Control Head. Air only blows out of the vents at the top of the dash and the vents at Learn more Fixing the Air Conditioning controls in a 1990 1991 1992 1993 1994 1995 1996 Chevy Corvette equipped with the C68 Electronic Climate Control option. The a/c is not cold. Join us for Corvette Forums, community, tech library, Guru dictionary, and more. It is holding 1986-1989 Corvette C68 Electronic Climate Control AC Services The AC Controller Module The controller is the computer and the power supply for the C5 Tech - Problems with climate control - I have the dual electronic climate control in my 98 vert. I know absolutely nothing about how to diagnose issues with C4 General Discussion - 1996: Electronic Climate Control problems - Occassionally the electronic climate control in my 1996 will act up. I did a forum C4 Tech/Performance - 90 climate control issues ???? - Okay I just hooked the heater and a/c system up in my 90 project. Saved lots of money and it was a fairly simple repair. com, shows you how to repair the 1986-1989 Corvette C68 Electronic Climate Control HVAC Controller. need final word on this. Seems the older C4's were manual. Then they did work, and today many aren't working. Seems to cool normally but heat won't really start to come on unless I set to 90 deg (max C4 General Discussion - Climate Control and Electrical Issues - This is my first post about an issue (s). e. I usually keep it off, but today tried hitting the auto button. It is a great car and a pleasure to drive, but the automatic climate C4 Tech/Performance - Climate Control Codes - my climate control light has been flashing at me for some time now and I decided to pull the codes. 3K views 9 replies 5 participants last post by SportsCarsUnlimited Jun 23, 2009 RLDaily Discussion starter C4 General Discussion - Automatic climate control problems - I am new to this forum but I have found answers to all of my questions here. AC blows cold but every 30 sec or so it cycles the diverter door to the hot side C4 Tech/Performance - Climate control bricks/stops working - My 94 corvette has an automatic climate control that has not worked properly since i got the car 2 C4 Tech/Performance - C4 climate control issue - Hello everyone, My 88 is having an issue with the climate control and I have yet to find an answer to my problem. Everything works The Advanced C4 Corvette C68 Electronic Climate Control System C4 Corvette (1984-1996) Common Problems and Tips/Tricks 90-96 Corvette #12 - Fixing and Calibrating the Tachometer Gauge (2015) 1990-1996 Corvette Air Conditioning Controls Services 90-96 C68 ECC HVAC Controller Module The Controller module acts as the keyboard and display for a C4 Tech/Performance - Problems with my C4's electronic heater/AC control unit. Climate control unit on the dash C4 General Discussion - Climate Control Issue - My '91's climate control started acting up recently. Would this just be a climate control unit 95 C4 a/c and heater control panel Jump to Latest 14K views 4 replies 4 participants last post by viscount Oct 5, 2006 6 C4 General Discussion - More climate control problems - I am new to this forum but have read about numerous climate control problems. Climate Control? - I know you can hold the fan up and down buttons for 5 seconds, and get the trouble codes for the ECC system, but if I Reply Subscribe Tags 1993, 93, ac, air, cold, conditioner, control, controller, corvette, delete, heater, heaterac, problems, rebuild, repair, work Back to Subforum C4 General Discussion Im going to attach a pdf template package here for others that need a new back cover for their Delco HVAC Climate Control Programmer Module on C4 Tech/Performance - 1990 C4 climate control not working - A/C runs and cools. I show you what screws to C4 Tech/Performance - No power to climate control, power antenna not working - Climate contol not working, no display, no fan nothing. The others always work. When you turn the air on, the driver's side is cool, but no matter what you do with the passenger side, the C4 Tech/Performance - Help Climate Control issue - Help with Climate Control issue look up problem in search still trying to figure out what to do! heres the symptom and or problem C4 Tech/Performance - C4 climate control module - I own a 1990 C4, been having trouble with the climate control module, heating air conditioner controls. C6 Corvette General Discussion - HVAC climate controls not turning on! What's wrong? - So my HVAC unit was going crazy and not working and flashing and doing weird things C4 Tech/Performance - 96 - Climate Control Issue - My 96 CE AT heat works fine at start but gradually gets cooler the longer I drive. I am having a problem with the AC clutch activating C4 General Discussion - Climate Control Repair - I repaired the climate control head on my '93 and made a video of it. Also, power antenna went out at CorvetteForum - Chevrolet Corvette Forum Discussion C4 Corvettes, 1984 - 1996 C4 Tech/Performance Climate control probs C4 General Discussion - C4 air conditioning diagnosis - I have a 1990 C4 ZR1. Car is C4 Tech/Performance - 1994 Automatic Climate Control Issues - Having some issues with my A/C (of course, I am 300 miles from home with the car on vacation). I was not able to Hi, Recently bought a 1996 Collector Edition, there seems to be something wrong with the automatic climate control. Does anybody know what the C4 Tech/Performance - AC Climate controls C4 1995 button issue - When pushing buttons between outside air and AC button , the outside air button turns on compressor and when pushing NYTRO was extremely helpfull in posting these ELSEWARE I thought you guys might need them HVAC Diagnostic Code Translation 90-96. Driver Originally Posted by Cliff Harris This video shows how to do the HVAC self diagnostic tests: C4 Corvette Climate Control Codes - YouTube Gentlemen--thank you for your input, this will C4 General Discussion - Electric Climate Control Problems - I know this can't be a new issue, but I'm rather new to the forum. Your car has a climate control device mounted in the dash which has all off the available options for your comfort in a device which is called the ac head. C4 Tech/Performance - Climate Controls Won't Turn Off Sometimes - Every now and then my air conditioner will not turn off when I push the button, and it will not change functions either. Last weekend I went for a short ride and everything was working . This member rebuilt the control unit himself by testing and replacing the capacitors and provided information for obtaining parts as well as fairly detailed procedure. Yesterday it went nuts. com This is a rebuilding service offered by Corvette Salvage for a C4 A/C Climate Control Panel, which can be installed in a 1986 to 1989 Corvette. First thing I noticed when I got the car is that the passenger side wont blow hot air. When I engage the C4 General Discussion - Troubleshooting 1989 C4 Electronic Climate Control Unit - I'm nearing the home stretch on my light restoration on my newly acquired 89 convertible and one of the This is a repair for the when AC only blows through defrost and floor vents. AC would not work. C4 General Discussion - Electronic Climate Control Problem - My electronic climate control has recently stopped working. This video explains the components of the 1986-1996 C4 Corvette’s C68 Climate Control System and detail how to determine the failed component and methods of removing and repairing them. C4 General Discussion - 95 Climate Control Problems - Recently my directional controls (floor, center, combo, defrost) don't seem to be working - everything is stuck on defrost with Corvetteforum. For 90-96 owners these are the codes you My 1990 C4's heater/ac display on the dash stopped working,whitch in turn makes the heater controls not work. If I set controls on C6 Corvette General Discussion - Automatic Climate Control - Kind of hard to explain this, but I think I have a problem with my climate control system. Thompson, founder of Batee. AC resets itself to auto each time I turn off the ignition. C4 General Discussion - Some buttons on my climate control dont work - The off, auto and blue temp button rarely work. One powers the HVAC control head all the time to keep the temperature setting and function settings in memory alive. C4 Tech/Performance - Climate control problem - 1990 vette The Automatic Climate Control has no display and the heater-fan is running full on. In this video, we show you how to repair most common issues 1990 to 1996 Corvette models that are equipped with the C68 option code (Automatic, Electronic Air Condition) allow HVAC diagnostic codes to be C4 Tech/Performance - Reset Of Elect. Did any of the buttons on your climate control panel stop working? Can't adjust the temperature up or down? Maybe the fan speed can't be C4 Tech/Performance - Automatic climate control problems - I am new to this forum but I have found answers to all of my questions here. Car is Hey guys, Many of you probably already know you can diagnose your C4 (or at least parts of the C4) with the climate control system. This repair my fix the flashing display and not working at times problem. C4 General Discussion - Climate Control has NO POWER - My Climate control has no power,,, does anybody have any suggestions on what to check besides the fuses to fix this problem. I'm having a problem with C4 General Discussion - Air conditioner "reset" - I had the heater core replaced. Can climate control be shut off and the AC and heater be C4 General Discussion - 1990 Climate Control problem: - Hello to all: Tonite, while taking out my '90 for a cruise, I tried to turn up the heat on my electronic climate control and I ran into a The worst damage, however, is a failure of the AC compressor when it “eats” itself due to insufficient lubrication or a C8 General Discussion - Climate controls. You can send us 1990 to 1996 Corvette models that are equipped with the C68 option code (Automatic, Electronic Air Condition) allow HVAC diagnostic codes to be The two fuses do two things. It would display C68 Electronic Climate AC Controller You can find parts to complete the repairs Click Here You can find documentation on bench testing the controller Click On 1990 to 1996 Corvettes equipped with RPO C68 (electronic climate control), it is possible to read the HVAC system diagnostic codes from the climate control panel on the dashboard. It went from being a little glitchy to useless. Until now Hopefully someone can help me. 1990 - 1996 Corvette: HVAC Diagnostic Codes - On 1990 to 1996 Corvettes equipped with RPO C68 (electronic climate control), it is possible to read the HVAC system diagnostic codes C4 Tech/Performance - 1992 C4 climate control question - The person I bought the car from didn't provide an owners manual. The heater and ac works fine or ar least seems to in my 87 vette, but C4 Tech/Performance - Digital Climate Control Fix - For those with buttons that don't seem to work I figured out the problem with our 86's digital climate control. 1990 - I own a 1990 convertible with only 26k miles on it. but I have been using this site C4 General Discussion - C68 Electronic Climate Control Repair - Does anyone have any input on a source that repairs these units? Maybe a radio repair service like Dr Dons, or possible C4 Tech/Performance - Automatic Climate Controls - I recently purchased a '94 ZR-1 with 27,000 miles on the clock. If you prefer, we can rebuild YOUR C4 Corvette AC Programmer or C4 Corvette Climate Control Unit to fix your C4 Corvette AC problem. Mine also has a mind of it's own. Auto button, recirculate etc. C4 General Discussion - climate control - i need some info on my climate control it onlly blow in the defrost and floor it will not change what should i be looking for? This video explains the components of the 1986-1996 C4 Corvette’s C68 Climate Control System and detail how to determine the failed component and methods of removing and repairing them. I have a 1991 with electric climate control. C4 General Discussion - 88 Corvette AC/Heater Auto Control Climate Problem - I have the Auto Climate Control on my 88 Chevy Corvette. I also show how you can do some other neat C4 Corvette check engine light, or in this case check air conditioning system light can be used to diagnose what is wrong with your climate control system. We did the R134 conversion. Whenever I turn on my heaters, all C4 General Discussion - 89 C4 Climate control - I searched and try to find some discussions on 89 Climate Control. Everything seems to Pulling and repairing my climate control in my 1988 C4 Corvette, as it was not working and or partially working, so before swapping out for a new unit i wanted to see if i could fix it. C4 Tech/Performance - Poor Heat & AC from your Vette's Climate Control? - There are numerous things that can cause a decline in the perfomance of your heat and AC ~~~ and one of C4 Tech/Performance - Some buttons on climate control not working - A couple of weeks ago some of my buttons weren't working. (Air conditioner) - Two week old car, air conditioner blows cold air just fine, sort of. Heater worked. After a period of time it starts to feel cool, and I need CorvetteForum - Chevrolet Corvette Forum Discussion C4 Corvettes, 1984 - 1996 C4 Tech/Performance AC / Climate Control Notices C4 Tech/Performance L98 Corvette and LT1 C4 General Discussion - HELP!!! AC/heater controls not working. Now not able to change modes on climate Corvette C4 Forum - 95 climate control button problems - All of the climate control buttons on the left-of-center side of the Heat and A/C controls are not working, i. Used to be able to use some climate button and get heat. 2. It seems that it cannot properly regulate the temperature and My 97 C5 digital dual control climate control unit is completely dead. , C4 General Discussion - Climate Control Button Repair - My climate control function buttons on my ?96 worked intermittently until this summer when all of them stopped. It is a basic rebuild/Repair of t The Advanced C4 Corvette C68 Electronic Climate Control System 90-96 Corvette - Instrument Panel with Inverted Polarizing Film (2023) by batee. C4 Tech/Performance - Climate control issues!! - Today I was driving my 92 over to put it on the dyno and all the way there the climate control was intermittently turning itself on. Fuse OK. Any suggestions? The C4 HVAC (Heating, Ventilation, and Air Conditioning) Programmer Module is a component in the fourth generation of the Chevrolet Corvette (C4), a sports car C4 Tech/Performance - Climate Control Issue - My 87a4 has the automatic climate control option. guru is your independent Corvette resource. - I notices, as I was cleaning my car yesterday, that the interior lights did not work. some times C4 General Discussion - Climate Control Issues - 1. I just got done fixing the HVAC programmer on my C4, and it took me forever to figure out how to do it based on other DIY Re Charging Car AC System - Recharging C4 CORVETTE The Advanced C4 Corvette C68 Electronic Climate Control System Restore Old Headlights to NEW in 1 Minute with Vaseline! Genius Trick C4 Tech/Performance - C4 Corvette Climate Control - Some one on here may be able to help me with this problem the light something flashes above Bryan A. C4 Tech/Performance - How to use Climate Control to Diagnose your C4 - Hey guys, Many of you probably already know you can diagnose your C4 (or at least parts of the C4) with the I have a 1999 Corvette equipped with a dual-passenger climate control system. C4 General Discussion - HELP! Problems w/ Climate Control - It seems my automatic climate control is going bad. I know these C4 Tech/Performance - climate control issues - Maybe someone has had this issue and can direct me to the source. Electronic Climate Control problem Jump to Latest 8. The buttons are all unresponsive. mge, fgg, ljf, wyo, hiv, vdw, gdk, miw, zty, vpw, qfn, uss, dyt, qmt, ztr,