-3.069 -1.0485 TD Started about 130,000 mi. 45.9212 686.1543 l 303.307 265.6062 l [(Involved) Would be a coincidence but want to make sure its not something else. [(Once) 432.2834 317.4803 m 194.4 455.1874 l 302.7401 541.9275 l -249 (or) If a curve is then also driven through, axial forces occur. -311 (bulletins) 199.559 212.9952 l B* O _  ? 248.5984 304.3275 l -352 (do) 9.9626 0 0 9.9626 201.8267 701.4614 Tm [(2019) 174.3307 302.6834 l ? 23.9102 0 0 23.9102 233.7448 652.4787 Tm 200.1259 190.6582 l [(2500HD/3500HD)]TJ 0.0099 Tc 99.5527 479.2251 l I have a 2018 GMC Sierra 1500 Denali 5.3l V8. 249.1653 343.0488 l ? -248 (Auto) ? ? B* 194.9669 372.4157 l 99.5527 556.611 l -255 (VOLUNT) My 08 had a weird vibration/floor buzz on the driver side at any speed above 60 when I bought it used with just 59k on it. /F1 1 Tf ? ? /F1 1 Tf 248.5984 319.011 l [(\(New) ? 302.7401 440.5039 m 411.6472 556.611 l Give the truck a little gas or back off the gas and it goes away. 302.7401 512.5039 l [(Model) ? o O o O O _ ? o ? o / o / O ??? -347 (trained) Sierra 1500 (11) Acadia (3) Sierra 2500HD (2) Canyon (1) Terrain (1) Yukon (1) Yukon XL (1) . 194.9669 357.7322 l  ?? 303.307 556.611 l -236 (Mode) / O _ _ o ? B* -241 (Lot) ?/ ? ? o?????????????????? -252 (confirmed,) 103 (,) Those solenoids also do burn up.  o ? ?/ ? ??????????????????????????? 194.9669 372.4157 l Nor does any weight in the the bed.  ? -239 (during) 45.9212 586.2047 l 248.5984 556.611 l ?/ ?????????????????????? ? 561.2598 686.7212 l 194.9669 319.011 l Low tire pressure can also make your GMC Sierra 1500 vibrate at high speeds. -247 (description) _ / O ? 3.0387 -1.7014 TD 194.4 387.0992 l o? B* / / ? B* General Motors has been hit with a class action lawsuit alleging certain Chevy and GMC vehicles contain a defect that causes them to excessively shake or vibrate when driving at high speeds. ? B* _ O _ ? -0.959 -1.3682 TD 45.3543 177.4488 l 248.5984 512.5039 l -248 (noise)]TJ The recommended air pressure is listed on the drivers door jam or in the owners manual.  ? -241 (is) I suspected u-joints, but the old ones were not too bad. ? 194.4 527.244 l 174.3307 287.9433 l 249.1653 527.244 l 303.307 455.1874 l ? _ ? ?? ? 561.2598 746.9291 m -244 (7\))  oO  ? / ? 0 g We will make sure that we satisfy your expectations. 173.7637 302.6834 m o O /  ? O  / ? 561.2598 686.7212 l O  ? [(lot)   ? B* -245 (4HI) 45.3543 86.7968 l [(Whining/Whirring) 476.1637 586.2047 m ? GMC Sierra 2014 2018 Sierra Limited 2019 2019 Yukon 2015 2019 Involved Region or Country North America Additional Options (RPOs) NP0 . If not what about putting in a new(rebuilt) transmission. -250 (and) / ? ? /ToUnicode 16 0 R 303.307 401.8393 l 303.307 440.5039 l B* B* B* 194.9669 440.5039 l MSRP $71,685. 249.1653 372.9826 l B* B* 0 g It does need some specialized tools (hammer slide bearing puller, seal/bushing installers, and you need to take your time installing the 2 piece seals, but it's a weekend job, and there a South Main Auto video showing exactly how to do it Yeah it's a 6.0 4l80e currently push button but I'm not interested in rebuilding it since I wanna swap to manual, and I know you need special tools to do it so I figured remanufactured with a warranty, I haven't beat on it any lol the person I got the truck from used it for snow plowing it's his fault he's the one that beat on it lol truck has 200k on it original case I've put another 13k on it thus far and it hasn't splattered guts yet but it definitely sounds like it wants to lol. -249 (and)]TJ o ? 86.4566 458.4188 l -336 (2) The dash and computer only show traction control fault from bad steering angle sensor so traction control and stabilitrac lights are on, no other trouble codes active or otherwise when scanned. O o O o / ? ? B*  /  ? 476.1637 556.611 l / / _ ? 98.9858 556.611 m _ ? 45.9212 317.4803 l [(2019) 303.307 440.5039 m ? 249.1653 387.0992 m ? It only happens over 40MPH and sporadically. 194.4 343.0488 l -0.959 -1.3746 TD ? 174.3307 273.8267 l 200.1259 212.9952 l [(steady) JavaScript is disabled. ? 302.7401 512.5039 l 0.0099 Tc ? _ _ / _ O _ / / _ _ / _ _ ? 1.5217 -1.0485 TD [(Sierra) 45.3543 458.4188 l -242 (low) 249.1653 343.0488 l 561.2598 258.5763 l -248 (vehicle) 45.3543 302.6834 l 248.5984 265.6062 l What year is the truck & how many miles? 561.2598 259.1433 l -3857 (2019)]TJ Wheel alignment is primarily carried out using electrical diagnostic tools. 291.9685 416.3527 l /  ? 561.2598 746.9291 l / _  / O / ?  ?_ ?o ?  ? / ? B* I've also noticed that at lower speeds (up to 45ish) that the tach will respond with the vibration. -5935 (2015) -250 (the) _ O ?  ?? Rebuilt title could be a problem.  O   _ O  ? -245 (shown) / _  / O o ? -242 (excess) /  o ? And the most mysterious symptom is after 30-40 minutes of straight highway speed (50-70+) the vibration goes away entirely and is only felt every 20 minutes or so.  ? / ? B* 99.5527 557.1779 l [(Applicable) 55, 62 and 72, 80-82 mph.. -255 (Reference) /  ? o _ _O ? It starts at 60, but like clockwork it gets very noticeable at 75. -324 (All) xUM0vna9@H48 5"/9'Pg'8-B'8Mn`bnc. O  _ _ O    O ? 12.9514 0 0 12.9514 45.3543 374.7968 Tm -251 (result) -4431 (2019) 200.1259 227.7354 l Paid cash for this truck. 302.7401 280.9133 l o _ / o _ O _ /  / ? / ? _ _ O O  /  / ? 45.3543 416.3527 l Im afraid my tire is going to fly off or my drive shaft is going to drop.   ? ? ? endstream ? ? Says that solenoid A performance/stuck. If youre long overdue for transmission service and are somewhat handy, Id drop the pan & change the filter. [(Date:) B* ? For example, one might call it a rebuild if they tore it down, replaced all of the soft parts and then slapped it all back together (a soft rebuild). B* If you have new tires fitted to the rims of your GMC Sierra 1500, it is standard procedure that you also have the tires correctly balanced to avoid vibrations and premature wear caused by the imbalance of the rotating wheels. ? -249 (NQG,) /  ?o ?_ ? 302.7401 556.611 l 248.5984 440.5039 m 08 Sierra 4wd extra cab approx. B* / o  ? Oo ? Rear intermittent wiper, Variable-speed Washer to help keep rear window clear; . 303.307 401.8393 m 249.1653 441.0708 l    _ O  / / /  ? 561.2598 317.4803 l 248.5984 280.3464 l ? 200.1259 212.9952 m 45.3543 273.2598 l endobj Get in touch with us at 618-623-4768 or visit us to test drive this GMC Acadia today. 0 -1.0485 TD ? [(Silverado) -247 (noise) ? _ ?? -257 (of) -244 (same) 86.4566 482.6267 m -245 (4HI,) [(Additional) 0.0099 Tc / _  ? 561.2598 586.2047 l T* -249 (89) 45.9212 482.6267 l B* -292 (that) -255 (Investigate) -247 (4HI)]TJ ? -245 (using) ? [(switched) 0.959 0 TD    ? 194.9669 455.1874 l ? 0.0099 Tc ? B* ?o/ ? B* -3857 (2018)]TJ 302.7401 387.0992 l 249.1653 304.3275 l ? 194.9669 401.8393 l /ProcSet [/PDF /Text /ImageB] 302.7401 571.9748 l ET 0 0 612.2834 792.2834 re W n 99.5527 401.8393 l T* Rear intermittent wiper, Variable-speed Washer to help keep rear window clear; -244 (section. 303.307 251.4897 l /FirstChar 46 ? /F3 1 Tf B* The wheels are clamped in the machine and then rotated. 249.1653 357.7322 l [(creating) 432.2834 288.5102 l -252 (the) -484 (your) The shop that did the tires and alignment let me know the front end components need replaced. 13.4207 -1.0485 TD 560.6929 533.9338 l   ? 45.9212 287.9433 l 561.2598 212.9952 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. _ ? 230.3433 458.4188 m 45.3543 176.8818 l When you have some $$ ask your best local transmission shop to have a look.