? 2018 GMC Sierra 1500 Problems and Top Complaints - Lemberg Law Stops if you accelerate but starts again at random intervals. _  ? 168.6614 458.4188 l ? O  O _  ? [(Date:) 194.4 402.4062 l 2/3 drop, HP Tuned, Built 60e, 4.10s, Yukon Duragrip, etc. -0.959 -1.3746 TD << It only happens over 40MPH and sporadically. -248 (vehicle)   ? O ? [(")]TJ 249.1653 372.4157 l ? ? -249 (Maneuvers) There are a couple of companies that make kits for correcting the bore problem (Sonnax is the one Im remembering). 199.559 686.1543 l GMC Terrain shakes at highway speeds - causes and how to fix it -5935 (2015) -247 (noise) _ ? O ? 86.4566 458.4188 l Q In combination with the centrifugal force that occurs at high speeds, the wheel begins to vibrate and the steering wheel begins to wobble. -244 (2HI,) ? -4431 (2019) O  ? -334 (No. 560.6929 85.0393 l I have a 2018 GMC Sierra 1500 Denali 5.3l V8. I have had - JustAnswer 560.6929 686.7212 l ? ? ? _  o  ? / _   o ? B* 99.5527 586.2047 m 561.2598 686.1543 m /Length 256542 102 (est) o ? ? << -245 (when)]TJ  o _ o ? O ? -246 (or) ? 45.9212 205.9086 l B* 194.4 319.011 l O / o o / _ / _  _ / /  _   / _  O  O ? 302.7401 440.5039 l 192.9259 57.3732 m 249.1653 440.5039 m [(Additional) ? 303.307 586.2047 l o o ? 1 RX 350 3 Ranger 5 Renegade 10 Ridgeline 3 Rogue 60 Rogue Sport 17 SANTA FE 3 SONA 1 SONATA 2 Santa Fe Sport 1 Sentra 68 Sienna 3 Sierra 1500 44 Sierra 1500 Limited 3 Sierra 2500HD 8 Sierra 3500HD 2 Silverado 1500 66 Silverado 1500 LTD 4 Silverado 2500HD 8 Silverado . -244 (section. Me again. Was intermittent blut not always on when backing ip. / / _ _ O / / / ? 230.3433 458.4188 l 302.7401 343.0488 m -250 (2HI.  ? -409 (conditions)   ? ? -247 (a) 194.9669 280.9133 l 194.4 455.1874 l 99.5527 440.5039 l / / ? ? 302.7401 358.2992 l B* [(Copyright) Recently it started having this "rpm bounce" , about 100-200 rpm when driving about 40-50mph. 173.7637 273.2598 l -251 (fluid. 25 (arranties) If not what about putting in a new(rebuilt) transmission. GMC Sierra 1500 (3) GMC Yukon (2) All Used Cadillac (1) Cadillac XT4 (1) All Used Ford (1) Ford Transit Cargo Van (1) All Used Honda (1) Honda Odyssey (1) . ? ??  ?? /ColorSpace /DeviceGray B* ? /Length 195364 o ? 200.1259 205.3417 l It reoccurs anywhere from 20 seconds up to a few minutes. 303.307 304.3275 m -466 (on) 200.1259 205.3417 l [(Engine:) -249 (for) 302.7401 265.6062 m -24.687 -1.1001 TD _ _  ? 98.9858 372.4157 m -3857 (2019)]TJ B* 86.4566 482.6267 l >> -250 (contaminants) -245 (4HI) ? 194.9669 357.7322 m -5962 (2014)  _ O? _ ?   ? o ? 85.8897 458.4188 l -249 (Model\))]TJ -245 (-) o? B* B* ? ? B* 8.8667 0 0 8.8667 90.7086 292.5921 Tm _ ? o    ? 168.0944 458.4188 m -249 (-) -299 (vehicle,)  o O  O ? I suspected u-joints, but the old ones were not too bad. ? ? ? /Creator (Arbortext Advanced Print Publisher 9.1.550/W Unicode) [(2.) ? Truck feels like it is going over rumble strips, only over 40MPH 302.7401 571.4078 m ? "GM is unable to resolve after 12 dealer attempts to address, including multiple sets of tires, rear differential, drive shafts and shock absorbers all failing to resolve the issue. B* intermittent vibration | GMC Truck Forum o O  _ o  o o  O  ? In contrast to wearing parts, there are no fixed maintenance intervals or manufacturer specifications for wheel alignment. B* / /  _ / _ ? 194.4 357.7322 l  O  / _  o O  _ O O  O _ o _ o /  _    ?