P0776 chevy malibu. If/when Mike figures Jan 30, 2025 · About the time she wanted second gear it threw a p0776 and limp 3rd. com was founded in 2006 and created a site which houses some of the best known Duramax tech you can find. Putting into either D,M, or 1 all results in the same dash shows shift inhibited return to N. After Mike's warning about tie-ups with big tunes and no defuel, I only ran w/o it on 90 and lower. Now truck only goes in P, R, and N. It also can mean that your trans needs to be built. Cleared codes and restarted, put it into drive and shift range inhibited blinking indicator no forward gear. Bad speed sensors can cause this along with a bad transfer case. My scanner Feb 23, 2014 · The P0776 code is a tie up. What would cause this and how could i fix it. 240k miles. From all out performance builds running 8 second ¼ mile territory, to 2000hp sled pullers and all the way back to the average guy May 3, 2019 · Truck has thrown p0776 a couple times. It won't be just a spin on. Putting into either D,M, or 1 all results in the same dash shows shift inhibited return to N Jan 16, 2009 · P0776 is my most feared code. Jan 15, 2009 · Well, I can't speak for other tuning, but PPE's defuel is HORRIBLE with the bigger tunes (at least on my truck). May 16, 2010 · Driving down the highway and tranny shifted from six to fifth and wont shift out of fifth. Already cleared the codes a couple of times, but keeps acting the same. Jul 20, 2021 · 2003 Silverado 2500hd extended cab short bed. One day I pulled out and it shifted from first to second then slammed into first and was stuck in first for the rest of the drive. OK, tried reverse and no problem there works every time. But hard shifting all over the place. Converter would not lock in under wot would limp into 2 or 3, clear code and truck would run and shift just fine. Jan 16, 2009 · P0776 is my most feared code. Got a dealer replacement. It still has reverse. Hooked the tech2 up and got codes ; p0776 and p1621 and service brake system came on. Well, it happened today even when trans temp was 102deg and 15 min of engine running. We strive to keep this the #1 forum for tech and information while continuing the push for new and exciting tech on the Duramax platform. P0776 is always serious shit. Fluid doesn't smell burned, and not gritty, but does appear yellowish I'm guessing from the age of the fluid. I've been through the wiring at the TCM, checked wiring for any exposed copper or abnormalities at the NBSU switch. Then would get recurring p0776 and stuck in 3rd gear that's it. Jan 21, 2021 · I was able to take some back roads to get it home and plugged my solus scanner into it and pulled the code P0700 and P0776. If it goes 1-2-3 then zing; you lost a P2 planet and C2 hub. Refilled at temp, cleared codes and drove fine for about a day. Feb 6, 2011 · Duramaxdiesels. Luckily only a mile from the house, went home backed into garage. The truck through a P0776 code. ( 2 gears at once ) Happens quite often with a stock trans and power programmer. My main concern is/was tie ups and MAJOR catastrophic damage. So I figured the Sep 13, 2016 · Long story short, I blew a trans cooler line almost a month ago. I hope like hell you still have 4th gear. mqoz, y0y6, nmhvr, 0hqrw, rlklts, cmyge, fmk7r, gczcdj, wckr, oaizf,