o O O ? 0 g 411.0803 556.611 l B* -251 (Fill) B* B* 45.9212 542.4944 l 475.5968 556.611 l    ? / ? B* -5935 (2015) I have 2 sets of stock tires and wheels (winter, summer) which doesn't change it. -301 (the) 302.7401 343.0488 l 249.1653 440.5039 l 45.3543 273.2598 l 11.1572 0.5242 TD 561.2598 212.9952 m -340 (No. [(This) B* o   ? ? ? B* 98.9858 541.9275 l The leading cause of vibration in GMC Sierra 1500 when driving at high speed is unbalanced wheels, especially when steering wheel wobbles or vibrates. _ O   _ _ _ ? -242 (howling,) 248.5984 280.3464 l 174.3307 273.8267 l /BitsPerComponent 8 _ / /  _ ? _   ? ? -475 (for) -17.3913 -2.8644 TD 476.1637 586.2047 l /F1 1 Tf O / ? ? 560.6929 533.9338 l Powered by Discourse, best viewed with JavaScript enabled, Truck feels like it is going over rumble strips, only over 40MPH.  O  / _  o O  _ O O  O _ o _ o /  _    ? -302 (bulletin) 194.4 557.1779 l See if it feels crunchy/catchy and listen for noise. ? 0 g _ _ / _ O _ / / _ _ / _ _ ? 561.2598 190.6582 m -249 (Maneuvers) 194.4 556.611 m  ? 431.7165 287.9433 m ? _ ? 248.5984 304.3275 l _? 561.2598 317.4803 m B* /F2 1 Tf / _ ? /F0 1 Tf New cases and investigations, settlement deadlines, and news straight to your inbox. Some customers may comment about a driveline vibration/growl noise at speeds between 56-80 km/h (35-50 mph) with low engine speeds. ? ? ? _? / O / /   ? 0 g 45.3543 533.3669 l 248.5984 479.7921 l B* ? o _ ? 194.9669 571.9748 l -311 (bulletins) 12.9514 0 0 12.9514 45.3543 495.2125 Tm 99.5527 372.4157 m -250 (to)]TJ 200.1259 686.1543 m ? ? B* q even buying the tools new (other than buying Snapon tools), you'll still be way under what a rebuilt one costs (buying a manual TC, buying the tools and parts, and rebuilding it yourself). -244 (Canada)]TJ 561.2598 205.3417 m These transmissions are actually well known for having the valve body bore for the PWM/TCC solenoid wear. 194.4 280.3464 l 200.1259 190.6582 l B* B* B* B* o / _ _  _  O                                                                       _ / O / O _ _ O ? [(Perform) 561.2598 177.4488 l _ ? _ _ / _ _ ? 249.1653 541.9275 l New 2023 GMC Sierra 1500 AT4 Crew Cab for sale - only $66,296. working with ClassAction.org are no longer investigating this matter. ? _ / O o ? /ColorSpace /DeviceCMYK  / ? 248.5984 527.244 l GMC Sierra 2500HD (1) GMC Sierra 3500HD (1) Chevrolet Colorado (1) Chevrolet Silverado 1500 (1) Ram 1500 (1) . 432.2834 273.2598 l Those solenoids also do burn up. -5199 (2014) B* )]TJ [(Bulletin) 85.8897 482.6267 l -256 (away) 0.0099 Tc /FontBBox [-114 -208 1052 885] You just gave a classic, textbook description of what torque converter clutch (TCC) shudder is like. -248 (speeds) -352 (do) 17.3913 1.9309 TD If only front wheels are out of balance, the vibration is typically strongest at the steering wheel. It's like a vibration growl. 8.9662 0 0 8.9662 74.8913 307.2755 Tm    ? o ?? 45.3543 586.7716 l 248.5984 455.1874 l 411.0803 571.4078 m Probably a wrecked truck insurance totalled where cost to repair was more than truck value. Phil has not been here for 8 years . -296 (safely) Since I've owned the truck I've replaced tires around the entire truck, all mounted and balanced with full alignment at a shop, all brake hardware(pads, rotors, drums, springs, wheel cylinders, rear shoes, brake fluid, ect. oO /_  /  _/ O ? 45.3543 88.8944 m -310 (these)]TJ 194.9669 542.4944 l ? 561.2598 686.1543 l _ O O  o? -239 (during) -249 (noise) ? B* 194.9669 556.611 m -17.3913 -6.8158 TD [(Modified)]TJ B*  _ ? /  o ?/ ? 560.6929 317.4803 l ? ?  / _ o  O  / / O / _ o  / o /   / O ? 431.7165 302.6834 l ? O o/ _ ? ? ? 0.5179 -1.0549 TD B* Due to it only happening sparticly it is hard to diagnose. 72 (. 561.2598 212.9952 l / /  _ / _ ? 45.3543 86.7968 l 302.7401 357.7322 l -249 (excessive) 194.9669 455.1874 m 5.9777 0 0 5.9777 45.3543 78.4629 Tm / _ O   ? $56000 truck. 194.4 265.6062 l 302.7401 440.5039 l [(Silverado) : 18-NA-355 31. 432.2834 287.9433 l -408 (occur)   ? ? ? If you have a switch for turning off the overdrive (something like an O/D Off button) then turn it off. -249 (picoscope) -244 (Whining/Whirri) 45.3543 458.9858 m Balancing the wheels would probably not fix the problem, a bent rim must be replaced. 45.3543 586.2047 l 77 (ransfer) 411.0803 556.611 l Ill have to assume its an automatic transmission since you didnt say so. BT _  ? _ O _ ? /F3 1 Tf -255 (operation.) _? 302.7401 265.6062 m -343 (know-how) _ ?? O   ? -3857 (2019)]TJ 45.9212 735.0236 l 99.5527 527.811 l 249.1653 416.5228 l   ? 0.0099 Tc What year is the truck & how many miles? ? [(Sierra) ?  _ O o / ? 194.9669 387.0992 m There is no unusual noises or thuds if I go on and off the gas and the universal joints seem tight, and there is no vibrations from on steering wheel. [(North) o o ? [(VIN) -245 (above.  o _ _ o _ / ? O? 199.559 205.3417 l -3857 (2021)]TJ -251 (and) 17.3913 0 TD / ? Come join the discussion about Silverados, Sierras, and other full size trucks performance, modifications, suspension, lift kits, tires, maintenance, and more! B* / o _ _ /  o _ / / _ _ / O _ _ O o / O / /  _ _ _ / O O  ?