Why is there vibration in my Silverado 4×4?
Why is there vibration in my Silverado 4×4?
Given the vibration going away in 4×4 we thought the issue may be in the front differential. The front diff was rebuilt completely and the vibration remained. The technician put the truck on a lift and removed the front drive shaft. A coworker was in the truck while on the lift and spun the truck to the 47 mph. Shake is still there.
What kind of transmission does a Duramax pickup have?
Nearly all Duramax powered pickup trucks were equipped with the Allison 1000 automatic transmission, with the five-speed version running from 2001 to 2005, and the six-speed starting in 2006 and running until 2019.
What should I do about my GMC Truck vibration?
Took the truck to the local GMC dealership and they rebuilt the front axle completely. Correctly set the pinion depth and lash, etc. They also replaced the motor mounts. Took the truck home and went through the 45-55 range again. the vibration is WAY better but it is still there. It’s worst at 47mph and gone at 51mph.
Why does my drivetrain vibrate at 55 mph?
No problems with the drivetrain at any speed. I’ve been up to about 80 on freeways driving across state. Today I replaced the transmission mount. Went in without any problems. Took the truck to get dinner and at 45 it starts to vibrate, at 55 it gets worse.
What causes a vibration in a 6l transmission?
Other sources of a vibration include insufficient damping or isolation of the engine or driveline, an irregular combustion event, and Active Fuel Management (AFM) disturbances. TIP: DEXRON 6 is the only approved automatic transmission fluid (ATF) to be used with 6L transmissions (RPO MYA, MYB, MYC, MYD) at this time.
What kind of transmission does a Silverado 1500 have?
When diagnosing a shudder vibration condition on some 2016-2018 Silverado, Sierra; 2016-2020 Tahoe, Suburban, Yukon; 2019-2020 Silverado 1500 and Sierra 1500 models equipped with 5.3L V8 engine (RPO L82, L83, L84) and 6L80 6-speed transmission (RPO MYC), it’s critical to determine the source of the vibration in order to make the proper repairs.
What’s the vibration frequency of a TCC Shudder?
If TCC shudder is present, a vibration peak will appear at approximately 43Hz +/-3Hz. (Fig. 18) If the vibration frequency follows engine, tire, or driveshaft speed, then it is not a TCC shudder vibration. An alternative diagnostic for TCC shudder is to road test the vehicle and monitor commanded and actual TCC slip speeds.
Given the vibration going away in 4×4 we thought the issue may be in the front differential. The front diff was rebuilt completely and the vibration remained. The technician put the truck on a lift and removed the front drive shaft. A coworker was in the truck while on the lift and spun the truck to the 47 mph. Shake is still there.
What should I do about my driveline vibration?
The next week the dealership looked over the center bearing and declared it to be ‘within tolerance’ and also said the U-joints had been replaced (not by them), but was hesitant to replace the bearing even though it would be covered by an extended warranty that I purchased with the truck.
Why does my Silverado LTZ shake at 75 mph?
Which for tire speed peaks at about 75 mph. I drive a 2016 Silverado LTZ 4wd I recently fixed my vibration issue, I found it was a faulty Torque Converter… It shuttered and shook at different speeds but not constant.
Why is there vibration in my front drive shaft?
The front diff was rebuilt completely and the vibration remained. The technician put the truck on a lift and removed the front drive shaft. A coworker was in the truck while on the lift and spun the truck to the 47 mph. Shake is still there. So we’ve ruled out the front differential.
The front diff was rebuilt completely and the vibration remained. The technician put the truck on a lift and removed the front drive shaft. A coworker was in the truck while on the lift and spun the truck to the 47 mph. Shake is still there. So we’ve ruled out the front differential.
Where does the vibration come from in a Chevy Silverado?
Unfortunately, being able to tell apart benign vibrations from the bad ones can take time and, in some cases, multiple trips to a mechanic or expert. Some vibrations can be felt at the steering wheel, some in the driver’s seat, and some even in other isolated areas like only the backseat.
Why does my Chevy truck vibrate at 65 mph?
“Since about 15,000-18,000 miles, this truck vibrates at most speeds, most noticeable at 65 mph and over,” reads another complaint on the NHTSA database. “It is at the dealer for the second time. The first time all they did was balance the tires, but the problem didn’t go away.
How to troubleshoot driveline vibration-drivetrain.com?
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Is there a vibration in a GM half ton?
While SUV owners complain of buffeting causing headaches and dizziness, GM half-ton owners claim there is an insistent vibration in their trucks. “While driving at speeds above 45 mph, there is a vibration from the rear of the vehicle,” reads a complaint on the NHTSA database.