{"product_id":"gm-e68-ecm-service-global-b-upgrade-only","title":"GM E68 ECM Service (Global B) - Upgrade Only","description":"\u003cp\u003e\u003cstrong\u003eTune your flat-plane or twin-turbo C8.\u003c\/strong\u003e The Corvette Z06, ZR1 and ZR1X use the Global B E68 engine computer, which has to be upgraded before it can be tuned. This one-time HP Tuners send-in service upgrades your original ECM so you can calibrate, data log and scan through the OBDII port with VCM Suite.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #d52837;\"\u003e\u003cstrong\u003eThis is a send-in service.\u003c\/strong\u003e Your ECM has to come out of the car and ship to HP Tuners, so the car will be down while it's away. Please read this whole page before ordering.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eWill it work on my car?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e2023-2026 Chevrolet Corvette Z06, 5.5L LT6\u003c\/li\u003e\n\u003cli\u003e2025-2026 Chevrolet Corvette ZR1, 5.5L twin-turbo LT7\u003c\/li\u003e\n\u003cli\u003e2026 Chevrolet Corvette ZR1X\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor the Tremec dual-clutch transmission in these cars, see the \u003ca href=\"\/products\/gm-t46-tcm-service-global-b-upgrade-only\"\u003eGM T46 TCM Service (Global B)\u003c\/a\u003e. The C8 Stingray and E-Ray use a different ECM; the C7 ZR1 uses our \u003ca href=\"\/products\/gm-e99-ecm-services-for-zr1\"\u003eGM E99 ECM Services for ZR1\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat else you'll need (sold separately)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 \u003ca href=\"\/products\/hp-tuners-universal-tuning-credit-for-mpvi2-mpvi3\"\u003eUniversal Credits\u003c\/a\u003e\u003c\/strong\u003e to license the E68 ECM.\u003c\/li\u003e\n\u003cli\u003eAn HP Tuners \u003cstrong\u003e\u003ca href=\"\/products\/hp-tuners-mpvi4-tuner-1\"\u003eMPVI4\u003c\/a\u003e\u003c\/strong\u003e. The E68 does not work with the MPVI2, MPVI2+ or MPVI3.\u003c\/li\u003e\n\u003cli\u003eThe latest VCM Suite BETA software (free from HP Tuners).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow it works\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eConfirm your car is covered and place your order. Have your VIN handy; HP Tuners requires it.\u003c\/li\u003e\n\u003cli\u003eOur team emails you the order number and the HP Tuners shipping form.\u003c\/li\u003e\n\u003cli\u003eRemove the ECM, pack it carefully with the completed form inside, and write the order number on the outside of the box.\u003c\/li\u003e\n\u003cli\u003eShip it to HP Tuners with any carrier. Shipping to HP Tuners is the customer's responsibility; the shipping charged at checkout covers the return trip.\u003c\/li\u003e\n\u003cli\u003eHP Tuners upgrades the ECM and ships it back.\u003c\/li\u003e\n\u003cli\u003eReinstall it, license it with 10 Universal Credits and start tuning.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003eShip to:\u003c\/strong\u003e\u003cbr\u003eHP Tuners, LLC\u003cbr\u003eATT: GM E68 ECM Service (Global B)\u003cbr\u003e[Your order number]\u003cbr\u003e711 Dartmouth Lane\u003cbr\u003eBuffalo Grove, IL 60089\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #d52837;\"\u003e\u003cstrong\u003eWait for our email before you ship.\u003c\/strong\u003e\u003c\/span\u003e Please don't send your ECM until you have the order number and shipping form.\u003c\/p\u003e\n\u003ch3\u003eBefore you ship: important\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSend the original ECM from your car, not a spare.\u003c\/li\u003e\n\u003cli\u003eDo not install and relearn a spare ECM while yours is away. If you do, your upgraded original will no longer work in the car.\u003c\/li\u003e\n\u003cli\u003eNo immobilizer relearn, crank relearn or \"Replace ECM\" procedure is needed as long as the ECM goes back into the same car. A dealer resync may still be required; that is the owner's responsibility.\u003c\/li\u003e\n\u003cli\u003eAfter reinstalling, connect with VCM Scanner and read and clear codes first.\u003c\/li\u003e\n\u003cli\u003eOnce upgraded, the ECM can only be tuned through the OBDII port with HP Tuners software. Scan tools and dealer diagnostics keep working, and you can return to stock any time with VCM Suite.\u003c\/li\u003e\n\u003cli\u003eThis service is performed at the owner's risk. Normal wear and weathering from the ECM's location in the car is expected.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"HP Tuners","offers":[{"title":"Default Title","offer_id":54891434705214,"sku":"ECM-GB-E68-U","price":1499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0840\/9301\/0238\/files\/GM-E68-ECM-PRODUCT-TILE-2-e1771863538949.jpg?v=1794266188","url":"https:\/\/tunerstore.com\/products\/gm-e68-ecm-service-global-b-upgrade-only","provider":"The Tuner Store","version":"1.0","type":"link"}