I also have a KN Cold Air intake installed. From buying research to owner support, join 1.5 MILLION GM Truck Enthusiasts every month who use GM-Trucks.com as a daily part of their ownership experience. If your truck has Onstar make sure fuse is pulled, pull fuse for remote keyless entry and remote starter. Turn off the dome lights, in fact, just get in and close the door. Clicking this will make more experts see the question and we will remind you when it gets answered. You can't post conmments that contain an email address. By using this site, you agree to our Terms of Use. Doors must be closed. Essentially you want darkness in you vehicle exept the dash light and dim that to the minimum. Hypertech is a SEMA member company dedicated to supporting the aftermarket distribution system, with innovative products that exceed consumer expectations in performance and quality. I would call hypertech, I had a problem with mine in my previous truck a few years back and they walked me through some tech support steps and it still didn't work so they sent me a new one at no charge. 7E is an electrical interference during the programming session. Creating consumer demand with emissions legal products for street and off-road that can be sold worldwide, Hypertech products will impact profitability throughout the distribution chain. ThorMX0309, March 4, 2011 in Performance Engine Tuning. This topic is now archived and is closed to further replies. by starspangled6.0 » Jan 14 2013, 11:23pm, issue hypertech problem work still lights bought installed light back sent make mine anyone, Users browsing this forum: No registered users and 44 guests. I have a 2003 GM sierra 1500 with a 5.3L and purchased a hypertech tuner when I bought my truck a few years ago at the time I had no problems but when I went to change the tune recently I got through the whole process and when the programming process began after a couple seconds it brought up CODE 7e programming error after talking to hypertech I found out it is supposedly and "electrical interference problem but after pulling fuses shutting stuff off etc it still doesn't work anyone have any input? By In 20 seconds you can become part of the worlds largest and oldest community discussing General Motors, Chevrolet and GMC branded pickups, crossovers, and SUVs. 2020 Trail Boss Midnight Edition 6.2L unique Cowl end caps, Breaking News - UAW and GM Reach Tentative Agreement, Costco Kicks Off Season of Values With Great GM Vehicle Deals, "Silverado Race Truck" Previews Future Silverado ZRX, New Face For 2021 Chevy Colorado Debuts On Hall Racing ZR2, Following a Hopeful Stretch UAW Now Says Strike Deal Moving Backwards. Silikhan Publishing Group & GM-Trucks.com, 1999-2013 Silverado & Sierra (GMT-800/900), Unicorn? You have a voltage issue! I have ... SilveradoSierra.com - Chevy Truck Forum | Silverado Sierra GMC Truck Forums The only site focused on Silverado/Sierra trucks exclusively. Make sure NOTHING is pluged in, including amps, phone chargers, usb connections... Also make sure the lights are off, radio is off, heat or air is off. Hypertech power programmer code 91 must program you vehicle back to stock before programing another vehicle. Most programming errors are caused by electrical interruptions. Have the part number and serial number off of the programmer, and your vehicle’s VIN # ready when you call. Turn off everything....radio, HVAC, Radar Detector, any aftermarket items...you get the idea. I also have a KN Cold Air intake installed. Write down the error code or message and contact the Hypertech tech support department on the provided telephone number from 8am-5pm, Central Time, Monday-Friday. If you have anything pluged in the cig lighter then you have to pull it out. Hello,I have a 2005 5.3 silverado extended cab, and i recently bought a hypertech max energy programmer for it. I have the tuner up to date with all the updated available, but whenever i go to plug it into my cars computer port, it goes through the steps and says turn key to run and i do but then it gives me a code 85 restart the programmmer. 5 hours ago, Mountainbound said: Has your cover been water tight? I have tried taking out a couple fuses such as the info one and my radio, but this problem still occurs. Hello,I have a 2005 5.3 silverado extended cab, and i recently bought a hypertech max energy programmer for it. I have tried all of that though I did notice a wire spliced into the harness for my obd2 port I am going to try to disconnect that and everything else again if it doesn't work I will probably just take it to have it dyno tuned, Silikhan Publishing Group & GM-Trucks.com Powered by Invision Community. It repeatedly says this until it finally says just to disconnect it altogether. If you have an aftermarket radio or amp the fuse has to be pulled. Hello,I have a 2005 5.3 silverado extended cab, and i recently bought a hypertech max energy programmer for it. Anyone have any idea of how to fix this? We havent had a lot of rain here to determine the water tightness. Make a drive across a rainy pass in the fall and would like the bed to stay mostly dry. I did look from to indise and … I also have a KN Cold Air intake installed.

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